diff --git a/std/assembly/string.ts b/std/assembly/string.ts
index 1fc0ca36..8d704b8f 100644
--- a/std/assembly/string.ts
+++ b/std/assembly/string.ts
@@ -229,17 +229,17 @@ export class String {
     return -1;
   }
 
-  lastIndexOf(searchString: String, fromIndex: i32 = 0): i32 {
+  lastIndexOf(searchString: String, fromIndex: i32 = i32.MAX_VALUE): i32 {
     assert(this !== null);
     if (searchString === null) searchString = changetype<String>("null");
     var len: isize = this.length;
     var searchLen: isize = searchString.length;
     if (!searchLen) return len;
     if (!len) return -1;
-    var start = clamp<isize>(fromIndex - searchLen, 0, len);
+    var start = clamp<isize>(fromIndex, 0, len - searchLen);
 
     // TODO: multiple char codes
-    for (let k: isize = len - 1; k >= start; --k) {
+    for (let k = start; k >= 0; --k) {
       if (!compare_memory(
         changetype<usize>(this) + HEADER_SIZE + (k << 1),
         changetype<usize>(searchString) + HEADER_SIZE,
diff --git a/tests/compiler/std/string.optimized.wat b/tests/compiler/std/string.optimized.wat
index 800a37c8..4665e9e3 100644
--- a/tests/compiler/std/string.optimized.wat
+++ b/tests/compiler/std/string.optimized.wat
@@ -15,7 +15,7 @@
  (global $std/string/nullStr (mut i32) (i32.const 0))
  (global $~argc (mut i32) (i32.const 0))
  (global $std/string/c (mut i32) (i32.const 0))
- (global $HEAP_BASE i32 (i32.const 536))
+ (global $HEAP_BASE i32 (i32.const 552))
  (memory $0 1)
  (data (i32.const 8) "\10\00\00\00h\00i\00,\00 \00I\00\'\00m\00 \00a\00 \00s\00t\00r\00i\00n\00g")
  (data (i32.const 44) "\0d\00\00\00s\00t\00d\00/\00s\00t\00r\00i\00n\00g\00.\00t\00s")
@@ -27,30 +27,32 @@
  (data (i32.const 160) "\01\00\00\00,")
  (data (i32.const 168) "\01\00\00\00x")
  (data (i32.const 176) "\03\00\00\00,\00 \00I")
- (data (i32.const 188) "\01\00\00\000")
- (data (i32.const 196) "\01\00\00\001")
- (data (i32.const 204) "\05\00\00\000\00b\001\000\001")
- (data (i32.const 220) "\05\00\00\000\00o\007\000\007")
- (data (i32.const 236) "\05\00\00\000\00x\00f\000\00f")
- (data (i32.const 252) "\05\00\00\000\00x\00F\000\00F")
- (data (i32.const 268) "\03\00\00\000\001\001")
- (data (i32.const 280) "\04\00\00\000\00x\001\00g")
- (data (i32.const 292) "\03\00\00\000\00.\001")
- (data (i32.const 304) "\03\00\00\00.\002\005")
- (data (i32.const 316) "\08\00\00\00.\001\00f\00o\00o\00b\00a\00r")
- (data (i32.const 336) "\01\00\00\00a")
- (data (i32.const 344) "\01\00\00\00b")
- (data (i32.const 352) "\17\00\00\00~\00l\00i\00b\00/\00i\00n\00t\00e\00r\00n\00a\00l\00/\00s\00t\00r\00i\00n\00g\00.\00t\00s")
- (data (i32.const 404) "\02\00\00\00a\00b")
- (data (i32.const 412) "\02\00\00\00b\00a")
- (data (i32.const 420) "\02\00\00\00a\00a")
- (data (i32.const 428) "\03\00\00\00a\00b\00c")
- (data (i32.const 440) "\03\00\00\001\002\003")
- (data (i32.const 452) "\03\00\00\00a\00a\00a")
- (data (i32.const 464) "\08\00\00\00a\00b\00a\00b\00a\00b\00a\00b")
- (data (i32.const 484) "\05\00\00\00a\00a\00a\00a\00a")
- (data (i32.const 500) "\06\00\00\00a\00a\00a\00a\00a\00a")
- (data (i32.const 516) "\07\00\00\00a\00a\00a\00a\00a\00a\00a")
+ (data (i32.const 188) "\01\00\00\00g")
+ (data (i32.const 196) "\01\00\00\00i")
+ (data (i32.const 204) "\01\00\00\000")
+ (data (i32.const 212) "\01\00\00\001")
+ (data (i32.const 220) "\05\00\00\000\00b\001\000\001")
+ (data (i32.const 236) "\05\00\00\000\00o\007\000\007")
+ (data (i32.const 252) "\05\00\00\000\00x\00f\000\00f")
+ (data (i32.const 268) "\05\00\00\000\00x\00F\000\00F")
+ (data (i32.const 284) "\03\00\00\000\001\001")
+ (data (i32.const 296) "\04\00\00\000\00x\001\00g")
+ (data (i32.const 308) "\03\00\00\000\00.\001")
+ (data (i32.const 320) "\03\00\00\00.\002\005")
+ (data (i32.const 332) "\08\00\00\00.\001\00f\00o\00o\00b\00a\00r")
+ (data (i32.const 352) "\01\00\00\00a")
+ (data (i32.const 360) "\01\00\00\00b")
+ (data (i32.const 368) "\17\00\00\00~\00l\00i\00b\00/\00i\00n\00t\00e\00r\00n\00a\00l\00/\00s\00t\00r\00i\00n\00g\00.\00t\00s")
+ (data (i32.const 420) "\02\00\00\00a\00b")
+ (data (i32.const 428) "\02\00\00\00b\00a")
+ (data (i32.const 436) "\02\00\00\00a\00a")
+ (data (i32.const 444) "\03\00\00\00a\00b\00c")
+ (data (i32.const 456) "\03\00\00\001\002\003")
+ (data (i32.const 468) "\03\00\00\00a\00a\00a")
+ (data (i32.const 480) "\08\00\00\00a\00b\00a\00b\00a\00b\00a\00b")
+ (data (i32.const 500) "\05\00\00\00a\00a\00a\00a\00a")
+ (data (i32.const 516) "\06\00\00\00a\00a\00a\00a\00a\00a")
+ (data (i32.const 532) "\07\00\00\00a\00a\00a\00a\00a\00a\00a")
  (export "getString" (func $std/string/getString))
  (export "memory" (memory $0))
  (start $start)
@@ -526,42 +528,36 @@
     (i32.const -1)
    )
   )
-  (set_local $2
-   (select
-    (tee_local $2
-     (select
-      (tee_local $2
-       (i32.sub
-        (get_local $2)
-        (get_local $4)
-       )
-      )
-      (get_local $3)
-      (i32.lt_s
-       (get_local $2)
-       (get_local $3)
-      )
-     )
-    )
-    (i32.const 0)
-    (i32.gt_s
-     (get_local $2)
-     (i32.const 0)
-    )
-   )
-  )
   (block $break|0
    (set_local $3
-    (i32.sub
-     (get_local $3)
-     (i32.const 1)
+    (select
+     (tee_local $2
+      (select
+       (get_local $2)
+       (tee_local $3
+        (i32.sub
+         (get_local $3)
+         (get_local $4)
+        )
+       )
+       (i32.lt_s
+        (get_local $2)
+        (get_local $3)
+       )
+      )
+     )
+     (i32.const 0)
+     (i32.gt_s
+      (get_local $2)
+      (i32.const 0)
+     )
     )
    )
    (loop $repeat|0
     (br_if $break|0
      (i32.lt_s
       (get_local $3)
-      (get_local $2)
+      (i32.const 0)
      )
     )
     (if
@@ -602,10 +598,33 @@
   )
   (i32.const -1)
  )
- (func $std/string/getString (; 9 ;) (type $i) (result i32)
+ (func $~lib/string/String#lastIndexOf|trampoline (; 9 ;) (type $iiii) (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
+  (block $1of1
+   (block $0of1
+    (block $oob
+     (br_table $0of1 $1of1 $oob
+      (i32.sub
+       (get_global $~argc)
+       (i32.const 1)
+      )
+     )
+    )
+    (unreachable)
+   )
+   (set_local $2
+    (i32.const 2147483647)
+   )
+  )
+  (call $~lib/string/String#lastIndexOf
+   (get_local $0)
+   (get_local $1)
+   (get_local $2)
+  )
+ )
+ (func $std/string/getString (; 10 ;) (type $i) (result i32)
   (get_global $std/string/str)
  )
- (func $~lib/internal/string/parse<f64> (; 10 ;) (type $iiF) (param $0 i32) (param $1 i32) (result f64)
+ (func $~lib/internal/string/parse<f64> (; 11 ;) (type $iiF) (param $0 i32) (param $1 i32) (result f64)
   (local $2 i32)
   (local $3 i32)
   (local $4 i32)
@@ -968,13 +987,13 @@
    (get_local $5)
   )
  )
- (func $~lib/string/parseInt (; 11 ;) (type $iiF) (param $0 i32) (param $1 i32) (result f64)
+ (func $~lib/string/parseInt (; 12 ;) (type $iiF) (param $0 i32) (param $1 i32) (result f64)
   (call $~lib/internal/string/parse<f64>
    (get_local $0)
    (get_local $1)
   )
  )
- (func $~lib/string/parseFloat (; 12 ;) (type $iF) (param $0 i32) (result f64)
+ (func $~lib/string/parseFloat (; 13 ;) (type $iF) (param $0 i32) (result f64)
   (local $1 i32)
   (local $2 i32)
   (local $3 i32)
@@ -1224,7 +1243,7 @@
    (get_local $4)
   )
  )
- (func $~lib/allocator/arena/allocate_memory (; 13 ;) (type $ii) (param $0 i32) (result i32)
+ (func $~lib/allocator/arena/allocate_memory (; 14 ;) (type $ii) (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
   (local $3 i32)
@@ -1310,7 +1329,7 @@
   )
   (i32.const 0)
  )
- (func $~lib/internal/string/allocate (; 14 ;) (type $ii) (param $0 i32) (result i32)
+ (func $~lib/internal/string/allocate (; 15 ;) (type $ii) (param $0 i32) (result i32)
   (local $1 i32)
   (if
    (tee_local $1
@@ -1333,7 +1352,7 @@
    (block
     (call $~lib/env/abort
      (i32.const 0)
-     (i32.const 352)
+     (i32.const 368)
      (i32.const 25)
      (i32.const 2)
     )
@@ -1356,7 +1375,7 @@
   )
   (get_local $1)
  )
- (func $~lib/memory/copy_memory (; 15 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
+ (func $~lib/memory/copy_memory (; 16 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
   (local $3 i32)
   (local $4 i32)
   (local $5 i32)
@@ -2742,7 +2761,7 @@
    )
   )
  )
- (func $~lib/memory/move_memory (; 16 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
+ (func $~lib/memory/move_memory (; 17 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
   (local $3 i32)
   (local $4 i32)
   (if
@@ -3034,7 +3053,7 @@
    )
   )
  )
- (func $~lib/string/String#concat (; 17 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String#concat (; 18 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (local $4 i32)
@@ -3120,7 +3139,7 @@
   )
   (get_local $2)
  )
- (func $~lib/string/String.__concat (; 18 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__concat (; 19 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (if
    (i32.eqz
     (get_local $0)
@@ -3134,7 +3153,7 @@
    (get_local $1)
   )
  )
- (func $~lib/string/String.__eq (; 19 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__eq (; 20 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (if
    (i32.eq
@@ -3197,7 +3216,7 @@
    )
   )
  )
- (func $~lib/string/String.__ne (; 20 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__ne (; 21 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (i32.eqz
    (call $~lib/string/String.__eq
     (get_local $0)
@@ -3205,7 +3224,7 @@
    )
   )
  )
- (func $~lib/string/String.__gt (; 21 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__gt (; 22 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (if
@@ -3289,7 +3308,7 @@
    (i32.const 0)
   )
  )
- (func $~lib/string/String.__gte (; 22 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__gte (; 23 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (if
@@ -3373,7 +3392,7 @@
    (i32.const 0)
   )
  )
- (func $~lib/string/String.__lt (; 23 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__lt (; 24 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (if
@@ -3457,7 +3476,7 @@
    (i32.const 0)
   )
  )
- (func $~lib/string/String.__lte (; 24 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__lte (; 25 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (if
@@ -3541,7 +3560,7 @@
    (i32.const 0)
   )
  )
- (func $~lib/string/String#repeat (; 25 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String#repeat (; 26 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (local $4 i32)
@@ -3679,7 +3698,7 @@
   )
   (get_local $4)
  )
- (func $start (; 26 ;) (type $v)
+ (func $start (; 27 ;) (type $v)
   (set_global $~lib/allocator/arena/startOffset
    (i32.and
     (i32.add
@@ -3945,8 +3964,11 @@
     (unreachable)
    )
   )
+  (set_global $~argc
+   (i32.const 1)
+  )
   (if
-   (call $~lib/string/String#lastIndexOf
+   (call $~lib/string/String#lastIndexOf|trampoline
     (i32.const 156)
     (i32.const 156)
     (i32.const 0)
@@ -3961,9 +3983,12 @@
     (unreachable)
    )
   )
+  (set_global $~argc
+   (i32.const 1)
+  )
   (if
    (i32.ne
-    (call $~lib/string/String#lastIndexOf
+    (call $~lib/string/String#lastIndexOf|trampoline
      (i32.const 156)
      (i32.const 108)
      (i32.const 0)
@@ -3980,9 +4005,12 @@
     (unreachable)
    )
   )
+  (set_global $~argc
+   (i32.const 1)
+  )
   (if
    (i32.ne
-    (call $~lib/string/String#lastIndexOf
+    (call $~lib/string/String#lastIndexOf|trampoline
      (get_global $std/string/str)
      (i32.const 156)
      (i32.const 0)
@@ -4001,9 +4029,12 @@
     (unreachable)
    )
   )
+  (set_global $~argc
+   (i32.const 1)
+  )
   (if
    (i32.ne
-    (call $~lib/string/String#lastIndexOf
+    (call $~lib/string/String#lastIndexOf|trampoline
      (get_global $std/string/str)
      (i32.const 160)
      (i32.const 0)
@@ -4020,9 +4051,12 @@
     (unreachable)
    )
   )
+  (set_global $~argc
+   (i32.const 1)
+  )
   (if
    (i32.ne
-    (call $~lib/string/String#lastIndexOf
+    (call $~lib/string/String#lastIndexOf|trampoline
      (get_global $std/string/str)
      (i32.const 168)
      (i32.const 0)
@@ -4039,6 +4073,28 @@
     (unreachable)
    )
   )
+  (set_global $~argc
+   (i32.const 1)
+  )
+  (if
+   (i32.ne
+    (call $~lib/string/String#lastIndexOf|trampoline
+     (get_global $std/string/str)
+     (i32.const 188)
+     (i32.const 0)
+    )
+    (i32.const 15)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 31)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
   (if
    (i32.ne
     (call $~lib/string/String#lastIndexOf
@@ -4052,7 +4108,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 31)
+     (i32.const 32)
      (i32.const 0)
     )
     (unreachable)
@@ -4071,7 +4127,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 32)
+     (i32.const 33)
      (i32.const 0)
     )
     (unreachable)
@@ -4084,49 +4140,48 @@
      (i32.const 176)
      (i32.const -1)
     )
-    (i32.const 2)
+    (i32.const -1)
    )
    (block
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 33)
+     (i32.const 34)
      (i32.const 0)
     )
     (unreachable)
    )
   )
   (if
-   (f64.ne
-    (call $~lib/string/parseInt
-     (i32.const 188)
-     (i32.const 0)
-    )
-    (f64.const 0)
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 39)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (f64.ne
-    (call $~lib/string/parseInt
+   (i32.ne
+    (call $~lib/string/String#lastIndexOf
+     (get_global $std/string/str)
      (i32.const 196)
      (i32.const 0)
     )
-    (f64.const 1)
+    (i32.const -1)
    )
    (block
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 40)
+     (i32.const 35)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (call $~lib/string/String#lastIndexOf
+    (get_global $std/string/str)
+    (i32.const 108)
+    (i32.const 0)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 36)
      (i32.const 0)
     )
     (unreachable)
@@ -4138,25 +4193,7 @@
      (i32.const 204)
      (i32.const 0)
     )
-    (f64.const 5)
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 41)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (f64.ne
-    (call $~lib/string/parseInt
-     (i32.const 220)
-     (i32.const 0)
-    )
-    (f64.const 455)
+    (f64.const 0)
    )
    (block
     (call $~lib/env/abort
@@ -4171,10 +4208,10 @@
   (if
    (f64.ne
     (call $~lib/string/parseInt
-     (i32.const 236)
+     (i32.const 212)
      (i32.const 0)
     )
-    (f64.const 3855)
+    (f64.const 1)
    )
    (block
     (call $~lib/env/abort
@@ -4186,6 +4223,42 @@
     (unreachable)
    )
   )
+  (if
+   (f64.ne
+    (call $~lib/string/parseInt
+     (i32.const 220)
+     (i32.const 0)
+    )
+    (f64.const 5)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 44)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (f64.ne
+    (call $~lib/string/parseInt
+     (i32.const 236)
+     (i32.const 0)
+    )
+    (f64.const 455)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 45)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
   (if
    (f64.ne
     (call $~lib/string/parseInt
@@ -4198,7 +4271,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 44)
+     (i32.const 46)
      (i32.const 0)
     )
     (unreachable)
@@ -4210,13 +4283,13 @@
      (i32.const 268)
      (i32.const 0)
     )
-    (f64.const 11)
+    (f64.const 3855)
    )
    (block
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 45)
+     (i32.const 47)
      (i32.const 0)
     )
     (unreachable)
@@ -4225,27 +4298,10 @@
   (if
    (f64.ne
     (call $~lib/string/parseInt
-     (i32.const 280)
+     (i32.const 284)
      (i32.const 0)
     )
-    (f64.const 1)
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 46)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (f64.ne
-    (call $~lib/string/parseFloat
-     (i32.const 188)
-    )
-    (f64.const 0)
+    (f64.const 11)
    )
    (block
     (call $~lib/env/abort
@@ -4259,8 +4315,9 @@
   )
   (if
    (f64.ne
-    (call $~lib/string/parseFloat
-     (i32.const 196)
+    (call $~lib/string/parseInt
+     (i32.const 296)
+     (i32.const 0)
     )
     (f64.const 1)
    )
@@ -4277,26 +4334,9 @@
   (if
    (f64.ne
     (call $~lib/string/parseFloat
-     (i32.const 292)
+     (i32.const 204)
     )
-    (f64.const 0.1)
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 50)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (f64.ne
-    (call $~lib/string/parseFloat
-     (i32.const 304)
-    )
-    (f64.const 0.25)
+    (f64.const 0)
    )
    (block
     (call $~lib/env/abort
@@ -4311,9 +4351,9 @@
   (if
    (f64.ne
     (call $~lib/string/parseFloat
-     (i32.const 316)
+     (i32.const 212)
     )
-    (f64.const 0.1)
+    (f64.const 1)
    )
    (block
     (call $~lib/env/abort
@@ -4325,18 +4365,46 @@
     (unreachable)
    )
   )
-  (set_global $std/string/c
-   (call $~lib/string/String.__concat
-    (i32.const 336)
-    (i32.const 344)
+  (if
+   (f64.ne
+    (call $~lib/string/parseFloat
+     (i32.const 308)
+    )
+    (f64.const 0.1)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 53)
+     (i32.const 0)
+    )
+    (unreachable)
    )
   )
   (if
-   (i32.eqz
-    (call $~lib/string/String.__eq
-     (get_global $std/string/c)
-     (i32.const 404)
+   (f64.ne
+    (call $~lib/string/parseFloat
+     (i32.const 320)
     )
+    (f64.const 0.25)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 54)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (f64.ne
+    (call $~lib/string/parseFloat
+     (i32.const 332)
+    )
+    (f64.const 0.1)
    )
    (block
     (call $~lib/env/abort
@@ -4348,18 +4416,41 @@
     (unreachable)
    )
   )
+  (set_global $std/string/c
+   (call $~lib/string/String.__concat
+    (i32.const 352)
+    (i32.const 360)
+   )
+  )
   (if
    (i32.eqz
-    (call $~lib/string/String.__ne
+    (call $~lib/string/String.__eq
      (get_global $std/string/c)
-     (i32.const 336)
+     (i32.const 420)
     )
    )
    (block
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 56)
+     (i32.const 58)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__ne
+     (get_global $std/string/c)
+     (i32.const 352)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 59)
      (i32.const 0)
     )
     (unreachable)
@@ -4376,7 +4467,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 57)
+     (i32.const 60)
      (i32.const 0)
     )
     (unreachable)
@@ -4389,40 +4480,6 @@
      (get_global $std/string/nullStr)
     )
    )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 58)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__gt
-     (i32.const 344)
-     (i32.const 336)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 60)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__gt
-     (i32.const 412)
-     (i32.const 336)
-    )
-   )
    (block
     (call $~lib/env/abort
      (i32.const 0)
@@ -4433,28 +4490,11 @@
     (unreachable)
    )
   )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__gte
-     (i32.const 412)
-     (i32.const 420)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 62)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
   (if
    (i32.eqz
     (call $~lib/string/String.__gt
-     (i32.const 412)
-     (i32.const 404)
+     (i32.const 360)
+     (i32.const 352)
     )
    )
    (block
@@ -4468,9 +4508,11 @@
    )
   )
   (if
-   (call $~lib/string/String.__lt
-    (i32.const 412)
-    (i32.const 404)
+   (i32.eqz
+    (call $~lib/string/String.__gt
+     (i32.const 428)
+     (i32.const 352)
+    )
    )
    (block
     (call $~lib/env/abort
@@ -4483,9 +4525,28 @@
    )
   )
   (if
-   (call $~lib/string/String.__lt
-    (i32.const 344)
-    (get_global $std/string/nullStr)
+   (i32.eqz
+    (call $~lib/string/String.__gte
+     (i32.const 428)
+     (i32.const 436)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 65)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__gt
+     (i32.const 428)
+     (i32.const 420)
+    )
    )
    (block
     (call $~lib/env/abort
@@ -4499,8 +4560,8 @@
   )
   (if
    (call $~lib/string/String.__lt
-    (get_global $std/string/nullStr)
-    (i32.const 344)
+    (i32.const 428)
+    (i32.const 420)
    )
    (block
     (call $~lib/env/abort
@@ -4513,11 +4574,9 @@
    )
   )
   (if
-   (i32.eqz
-    (call $~lib/string/String.__gt
-     (i32.const 428)
-     (i32.const 156)
-    )
+   (call $~lib/string/String.__lt
+    (i32.const 360)
+    (get_global $std/string/nullStr)
    )
    (block
     (call $~lib/env/abort
@@ -4530,11 +4589,9 @@
    )
   )
   (if
-   (i32.eqz
-    (call $~lib/string/String.__lt
-     (i32.const 156)
-     (i32.const 428)
-    )
+   (call $~lib/string/String.__lt
+    (get_global $std/string/nullStr)
+    (i32.const 360)
    )
    (block
     (call $~lib/env/abort
@@ -4548,28 +4605,11 @@
   )
   (if
    (i32.eqz
-    (call $~lib/string/String.__gte
-     (i32.const 428)
+    (call $~lib/string/String.__gt
+     (i32.const 444)
      (i32.const 156)
     )
    )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 71)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__lte
-     (i32.const 156)
-     (i32.const 428)
-    )
-   )
    (block
     (call $~lib/env/abort
      (i32.const 0)
@@ -4581,9 +4621,11 @@
    )
   )
   (if
-   (call $~lib/string/String.__lt
-    (i32.const 428)
-    (i32.const 156)
+   (i32.eqz
+    (call $~lib/string/String.__lt
+     (i32.const 156)
+     (i32.const 444)
+    )
    )
    (block
     (call $~lib/env/abort
@@ -4596,9 +4638,11 @@
    )
   )
   (if
-   (call $~lib/string/String.__gt
-    (i32.const 156)
-    (i32.const 428)
+   (i32.eqz
+    (call $~lib/string/String.__gte
+     (i32.const 444)
+     (i32.const 156)
+    )
    )
    (block
     (call $~lib/env/abort
@@ -4610,6 +4654,53 @@
     (unreachable)
    )
   )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__lte
+     (i32.const 156)
+     (i32.const 444)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 75)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (call $~lib/string/String.__lt
+    (i32.const 444)
+    (i32.const 156)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 76)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (call $~lib/string/String.__gt
+    (i32.const 156)
+    (i32.const 444)
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 77)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
   (if
    (call $~lib/string/String.__lt
     (i32.const 156)
@@ -4619,7 +4710,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 75)
+     (i32.const 78)
      (i32.const 0)
     )
     (unreachable)
@@ -4634,7 +4725,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 76)
+     (i32.const 79)
      (i32.const 0)
     )
     (unreachable)
@@ -4651,7 +4742,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 77)
+     (i32.const 80)
      (i32.const 0)
     )
     (unreachable)
@@ -4668,7 +4759,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 78)
+     (i32.const 81)
      (i32.const 0)
     )
     (unreachable)
@@ -4677,7 +4768,7 @@
   (if
    (i32.ne
     (i32.load
-     (i32.const 440)
+     (i32.const 456)
     )
     (i32.const 3)
    )
@@ -4685,7 +4776,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 80)
+     (i32.const 83)
      (i32.const 0)
     )
     (unreachable)
@@ -4701,66 +4792,6 @@
      (i32.const 156)
     )
    )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 82)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__eq
-     (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 0)
-     )
-     (i32.const 156)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 83)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__eq
-     (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 1)
-     )
-     (i32.const 336)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 84)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__eq
-     (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 2)
-     )
-     (i32.const 420)
-    )
-   )
    (block
     (call $~lib/env/abort
      (i32.const 0)
@@ -4775,10 +4806,10 @@
    (i32.eqz
     (call $~lib/string/String.__eq
      (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 3)
+      (i32.const 352)
+      (i32.const 0)
      )
-     (i32.const 452)
+     (i32.const 156)
     )
    )
    (block
@@ -4795,10 +4826,10 @@
    (i32.eqz
     (call $~lib/string/String.__eq
      (call $~lib/string/String#repeat
-      (i32.const 404)
-      (i32.const 4)
+      (i32.const 352)
+      (i32.const 1)
      )
-     (i32.const 464)
+     (i32.const 352)
     )
    )
    (block
@@ -4815,10 +4846,10 @@
    (i32.eqz
     (call $~lib/string/String.__eq
      (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 5)
+      (i32.const 352)
+      (i32.const 2)
      )
-     (i32.const 484)
+     (i32.const 436)
     )
    )
    (block
@@ -4835,10 +4866,10 @@
    (i32.eqz
     (call $~lib/string/String.__eq
      (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 6)
+      (i32.const 352)
+      (i32.const 3)
      )
-     (i32.const 500)
+     (i32.const 468)
     )
    )
    (block
@@ -4855,10 +4886,10 @@
    (i32.eqz
     (call $~lib/string/String.__eq
      (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 7)
+      (i32.const 420)
+      (i32.const 4)
      )
-     (i32.const 516)
+     (i32.const 480)
     )
    )
    (block
@@ -4871,5 +4902,65 @@
     (unreachable)
    )
   )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__eq
+     (call $~lib/string/String#repeat
+      (i32.const 352)
+      (i32.const 5)
+     )
+     (i32.const 500)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 91)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__eq
+     (call $~lib/string/String#repeat
+      (i32.const 352)
+      (i32.const 6)
+     )
+     (i32.const 516)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 92)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__eq
+     (call $~lib/string/String#repeat
+      (i32.const 352)
+      (i32.const 7)
+     )
+     (i32.const 532)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 93)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
  )
 )
diff --git a/tests/compiler/std/string.ts b/tests/compiler/std/string.ts
index 1de90679..0726919a 100644
--- a/tests/compiler/std/string.ts
+++ b/tests/compiler/std/string.ts
@@ -28,9 +28,12 @@ assert("".lastIndexOf("hi") == -1);
 assert(str.lastIndexOf("") == str.length);
 assert(str.lastIndexOf(",") == 2);
 assert(str.lastIndexOf("x") == -1);
+assert(str.lastIndexOf("g") == 15);
 assert(str.lastIndexOf(",", 2) == 2);
 assert(str.lastIndexOf(",", 3) == 2);
-assert(str.lastIndexOf(", I", -1) == 2);
+assert(str.lastIndexOf(", I", -1) == -1);
+assert(str.lastIndexOf("i", 0) == -1);
+assert(str.lastIndexOf("hi", 0) == 0);
 
 export function getString(): string {
   return str;
diff --git a/tests/compiler/std/string.untouched.wat b/tests/compiler/std/string.untouched.wat
index 9b699fe6..3e147173 100644
--- a/tests/compiler/std/string.untouched.wat
+++ b/tests/compiler/std/string.untouched.wat
@@ -48,7 +48,7 @@
  (global $~lib/internal/string/CharCode.z i32 (i32.const 122))
  (global $~lib/internal/string/EMPTY i32 (i32.const 156))
  (global $std/string/c (mut i32) (i32.const 0))
- (global $HEAP_BASE i32 (i32.const 536))
+ (global $HEAP_BASE i32 (i32.const 552))
  (memory $0 1)
  (data (i32.const 8) "\10\00\00\00h\00i\00,\00 \00I\00\'\00m\00 \00a\00 \00s\00t\00r\00i\00n\00g\00")
  (data (i32.const 44) "\0d\00\00\00s\00t\00d\00/\00s\00t\00r\00i\00n\00g\00.\00t\00s\00")
@@ -61,30 +61,32 @@
  (data (i32.const 160) "\01\00\00\00,\00")
  (data (i32.const 168) "\01\00\00\00x\00")
  (data (i32.const 176) "\03\00\00\00,\00 \00I\00")
- (data (i32.const 188) "\01\00\00\000\00")
- (data (i32.const 196) "\01\00\00\001\00")
- (data (i32.const 204) "\05\00\00\000\00b\001\000\001\00")
- (data (i32.const 220) "\05\00\00\000\00o\007\000\007\00")
- (data (i32.const 236) "\05\00\00\000\00x\00f\000\00f\00")
- (data (i32.const 252) "\05\00\00\000\00x\00F\000\00F\00")
- (data (i32.const 268) "\03\00\00\000\001\001\00")
- (data (i32.const 280) "\04\00\00\000\00x\001\00g\00")
- (data (i32.const 292) "\03\00\00\000\00.\001\00")
- (data (i32.const 304) "\03\00\00\00.\002\005\00")
- (data (i32.const 316) "\08\00\00\00.\001\00f\00o\00o\00b\00a\00r\00")
- (data (i32.const 336) "\01\00\00\00a\00")
- (data (i32.const 344) "\01\00\00\00b\00")
- (data (i32.const 352) "\17\00\00\00~\00l\00i\00b\00/\00i\00n\00t\00e\00r\00n\00a\00l\00/\00s\00t\00r\00i\00n\00g\00.\00t\00s\00")
- (data (i32.const 404) "\02\00\00\00a\00b\00")
- (data (i32.const 412) "\02\00\00\00b\00a\00")
- (data (i32.const 420) "\02\00\00\00a\00a\00")
- (data (i32.const 428) "\03\00\00\00a\00b\00c\00")
- (data (i32.const 440) "\03\00\00\001\002\003\00")
- (data (i32.const 452) "\03\00\00\00a\00a\00a\00")
- (data (i32.const 464) "\08\00\00\00a\00b\00a\00b\00a\00b\00a\00b\00")
- (data (i32.const 484) "\05\00\00\00a\00a\00a\00a\00a\00")
- (data (i32.const 500) "\06\00\00\00a\00a\00a\00a\00a\00a\00")
- (data (i32.const 516) "\07\00\00\00a\00a\00a\00a\00a\00a\00a\00")
+ (data (i32.const 188) "\01\00\00\00g\00")
+ (data (i32.const 196) "\01\00\00\00i\00")
+ (data (i32.const 204) "\01\00\00\000\00")
+ (data (i32.const 212) "\01\00\00\001\00")
+ (data (i32.const 220) "\05\00\00\000\00b\001\000\001\00")
+ (data (i32.const 236) "\05\00\00\000\00o\007\000\007\00")
+ (data (i32.const 252) "\05\00\00\000\00x\00f\000\00f\00")
+ (data (i32.const 268) "\05\00\00\000\00x\00F\000\00F\00")
+ (data (i32.const 284) "\03\00\00\000\001\001\00")
+ (data (i32.const 296) "\04\00\00\000\00x\001\00g\00")
+ (data (i32.const 308) "\03\00\00\000\00.\001\00")
+ (data (i32.const 320) "\03\00\00\00.\002\005\00")
+ (data (i32.const 332) "\08\00\00\00.\001\00f\00o\00o\00b\00a\00r\00")
+ (data (i32.const 352) "\01\00\00\00a\00")
+ (data (i32.const 360) "\01\00\00\00b\00")
+ (data (i32.const 368) "\17\00\00\00~\00l\00i\00b\00/\00i\00n\00t\00e\00r\00n\00a\00l\00/\00s\00t\00r\00i\00n\00g\00.\00t\00s\00")
+ (data (i32.const 420) "\02\00\00\00a\00b\00")
+ (data (i32.const 428) "\02\00\00\00b\00a\00")
+ (data (i32.const 436) "\02\00\00\00a\00a\00")
+ (data (i32.const 444) "\03\00\00\00a\00b\00c\00")
+ (data (i32.const 456) "\03\00\00\001\002\003\00")
+ (data (i32.const 468) "\03\00\00\00a\00a\00a\00")
+ (data (i32.const 480) "\08\00\00\00a\00b\00a\00b\00a\00b\00a\00b\00")
+ (data (i32.const 500) "\05\00\00\00a\00a\00a\00a\00a\00")
+ (data (i32.const 516) "\06\00\00\00a\00a\00a\00a\00a\00a\00")
+ (data (i32.const 532) "\07\00\00\00a\00a\00a\00a\00a\00a\00a\00")
  (export "getString" (func $std/string/getString))
  (export "memory" (memory $0))
  (start $start)
@@ -657,22 +659,22 @@
   (set_local $9
    (block $~lib/internal/string/clamp<isize>|inlined.3 (result i32)
     (set_local $5
-     (i32.sub
-      (get_local $2)
-      (get_local $4)
-     )
+     (i32.const 0)
     )
     (set_local $6
-     (i32.const 0)
+     (i32.sub
+      (get_local $3)
+      (get_local $4)
+     )
     )
     (select
      (tee_local $7
       (select
        (tee_local $7
-        (get_local $5)
+        (get_local $2)
        )
        (tee_local $8
-        (get_local $3)
+        (get_local $6)
        )
        (i32.lt_s
         (get_local $7)
@@ -681,7 +683,7 @@
       )
      )
      (tee_local $8
-      (get_local $6)
+      (get_local $5)
      )
      (i32.gt_s
       (get_local $7)
@@ -692,17 +694,14 @@
   )
   (block $break|0
    (set_local $6
-    (i32.sub
-     (get_local $3)
-     (i32.const 1)
-    )
+    (get_local $9)
    )
    (loop $repeat|0
     (br_if $break|0
      (i32.eqz
       (i32.ge_s
        (get_local $6)
-       (get_local $9)
+       (i32.const 0)
       )
      )
     )
@@ -744,10 +743,33 @@
   )
   (i32.const -1)
  )
- (func $std/string/getString (; 9 ;) (type $i) (result i32)
+ (func $~lib/string/String#lastIndexOf|trampoline (; 9 ;) (type $iiii) (param $0 i32) (param $1 i32) (param $2 i32) (result i32)
+  (block $1of1
+   (block $0of1
+    (block $oob
+     (br_table $0of1 $1of1 $oob
+      (i32.sub
+       (get_global $~argc)
+       (i32.const 1)
+      )
+     )
+    )
+    (unreachable)
+   )
+   (set_local $2
+    (i32.const 2147483647)
+   )
+  )
+  (call $~lib/string/String#lastIndexOf
+   (get_local $0)
+   (get_local $1)
+   (get_local $2)
+  )
+ )
+ (func $std/string/getString (; 10 ;) (type $i) (result i32)
   (get_global $std/string/str)
  )
- (func $~lib/internal/string/parse<f64> (; 10 ;) (type $iiF) (param $0 i32) (param $1 i32) (result f64)
+ (func $~lib/internal/string/parse<f64> (; 11 ;) (type $iiF) (param $0 i32) (param $1 i32) (result f64)
   (local $2 i32)
   (local $3 i32)
   (local $4 i32)
@@ -1137,13 +1159,13 @@
    (get_local $7)
   )
  )
- (func $~lib/string/parseInt (; 11 ;) (type $iiF) (param $0 i32) (param $1 i32) (result f64)
+ (func $~lib/string/parseInt (; 12 ;) (type $iiF) (param $0 i32) (param $1 i32) (result f64)
   (call $~lib/internal/string/parse<f64>
    (get_local $0)
    (get_local $1)
   )
  )
- (func $~lib/string/parseFloat (; 12 ;) (type $iF) (param $0 i32) (result f64)
+ (func $~lib/string/parseFloat (; 13 ;) (type $iF) (param $0 i32) (result f64)
   (local $1 i32)
   (local $2 i32)
   (local $3 i32)
@@ -1420,7 +1442,7 @@
    (get_local $5)
   )
  )
- (func $~lib/allocator/arena/allocate_memory (; 13 ;) (type $ii) (param $0 i32) (result i32)
+ (func $~lib/allocator/arena/allocate_memory (; 14 ;) (type $ii) (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
   (local $3 i32)
@@ -1528,7 +1550,7 @@
   )
   (i32.const 0)
  )
- (func $~lib/internal/string/allocate (; 14 ;) (type $ii) (param $0 i32) (result i32)
+ (func $~lib/internal/string/allocate (; 15 ;) (type $ii) (param $0 i32) (result i32)
   (local $1 i32)
   (local $2 i32)
   (if
@@ -1550,7 +1572,7 @@
    (block
     (call $~lib/env/abort
      (i32.const 0)
-     (i32.const 352)
+     (i32.const 368)
      (i32.const 25)
      (i32.const 2)
     )
@@ -1574,7 +1596,7 @@
   )
   (get_local $2)
  )
- (func $~lib/memory/copy_memory (; 15 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
+ (func $~lib/memory/copy_memory (; 16 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
   (local $3 i32)
   (local $4 i32)
   (local $5 i32)
@@ -3376,7 +3398,7 @@
    )
   )
  )
- (func $~lib/memory/move_memory (; 16 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
+ (func $~lib/memory/move_memory (; 17 ;) (type $iiiv) (param $0 i32) (param $1 i32) (param $2 i32)
   (local $3 i32)
   (if
    (i32.eq
@@ -3694,7 +3716,7 @@
    )
   )
  )
- (func $~lib/string/String#concat (; 17 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String#concat (; 18 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (local $4 i32)
@@ -3791,7 +3813,7 @@
   )
   (get_local $5)
  )
- (func $~lib/string/String.__concat (; 18 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__concat (; 19 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (if
    (i32.eqz
     (get_local $0)
@@ -3805,7 +3827,7 @@
    (get_local $1)
   )
  )
- (func $~lib/string/String.__eq (; 19 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__eq (; 20 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (if
@@ -3868,7 +3890,7 @@
    )
   )
  )
- (func $~lib/string/String.__ne (; 20 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__ne (; 21 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (i32.eqz
    (call $~lib/string/String.__eq
     (get_local $0)
@@ -3876,7 +3898,7 @@
    )
   )
  )
- (func $~lib/string/String.__gt (; 21 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__gt (; 22 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (local $4 i32)
@@ -3967,7 +3989,7 @@
    (i32.const 0)
   )
  )
- (func $~lib/string/String.__gte (; 22 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__gte (; 23 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (local $4 i32)
@@ -4060,7 +4082,7 @@
    (i32.const 0)
   )
  )
- (func $~lib/string/String.__lt (; 23 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__lt (; 24 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (local $4 i32)
@@ -4151,7 +4173,7 @@
    (i32.const 0)
   )
  )
- (func $~lib/string/String.__lte (; 24 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String.__lte (; 25 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (local $4 i32)
@@ -4244,7 +4266,7 @@
    (i32.const 0)
   )
  )
- (func $~lib/string/String#repeat (; 25 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
+ (func $~lib/string/String#repeat (; 26 ;) (type $iii) (param $0 i32) (param $1 i32) (result i32)
   (local $2 i32)
   (local $3 i32)
   (local $4 i32)
@@ -4388,7 +4410,7 @@
   )
   (get_local $4)
  )
- (func $start (; 26 ;) (type $v)
+ (func $start (; 27 ;) (type $v)
   (set_global $~lib/allocator/arena/startOffset
    (i32.and
     (i32.add
@@ -4690,10 +4712,15 @@
   (if
    (i32.eqz
     (i32.eq
-     (call $~lib/string/String#lastIndexOf
-      (i32.const 156)
-      (i32.const 156)
-      (i32.const 0)
+     (block (result i32)
+      (set_global $~argc
+       (i32.const 1)
+      )
+      (call $~lib/string/String#lastIndexOf|trampoline
+       (i32.const 156)
+       (i32.const 156)
+       (i32.const 0)
+      )
      )
      (i32.const 0)
     )
@@ -4711,10 +4738,15 @@
   (if
    (i32.eqz
     (i32.eq
-     (call $~lib/string/String#lastIndexOf
-      (i32.const 156)
-      (i32.const 108)
-      (i32.const 0)
+     (block (result i32)
+      (set_global $~argc
+       (i32.const 1)
+      )
+      (call $~lib/string/String#lastIndexOf|trampoline
+       (i32.const 156)
+       (i32.const 108)
+       (i32.const 0)
+      )
      )
      (i32.const -1)
     )
@@ -4732,10 +4764,15 @@
   (if
    (i32.eqz
     (i32.eq
-     (call $~lib/string/String#lastIndexOf
-      (get_global $std/string/str)
-      (i32.const 156)
-      (i32.const 0)
+     (block (result i32)
+      (set_global $~argc
+       (i32.const 1)
+      )
+      (call $~lib/string/String#lastIndexOf|trampoline
+       (get_global $std/string/str)
+       (i32.const 156)
+       (i32.const 0)
+      )
      )
      (i32.load
       (get_global $std/string/str)
@@ -4755,10 +4792,15 @@
   (if
    (i32.eqz
     (i32.eq
-     (call $~lib/string/String#lastIndexOf
-      (get_global $std/string/str)
-      (i32.const 160)
-      (i32.const 0)
+     (block (result i32)
+      (set_global $~argc
+       (i32.const 1)
+      )
+      (call $~lib/string/String#lastIndexOf|trampoline
+       (get_global $std/string/str)
+       (i32.const 160)
+       (i32.const 0)
+      )
      )
      (i32.const 2)
     )
@@ -4776,10 +4818,15 @@
   (if
    (i32.eqz
     (i32.eq
-     (call $~lib/string/String#lastIndexOf
-      (get_global $std/string/str)
-      (i32.const 168)
-      (i32.const 0)
+     (block (result i32)
+      (set_global $~argc
+       (i32.const 1)
+      )
+      (call $~lib/string/String#lastIndexOf|trampoline
+       (get_global $std/string/str)
+       (i32.const 168)
+       (i32.const 0)
+      )
      )
      (i32.const -1)
     )
@@ -4797,12 +4844,17 @@
   (if
    (i32.eqz
     (i32.eq
-     (call $~lib/string/String#lastIndexOf
-      (get_global $std/string/str)
-      (i32.const 160)
-      (i32.const 2)
+     (block (result i32)
+      (set_global $~argc
+       (i32.const 1)
+      )
+      (call $~lib/string/String#lastIndexOf|trampoline
+       (get_global $std/string/str)
+       (i32.const 188)
+       (i32.const 0)
+      )
      )
-     (i32.const 2)
+     (i32.const 15)
     )
    )
    (block
@@ -4821,7 +4873,7 @@
      (call $~lib/string/String#lastIndexOf
       (get_global $std/string/str)
       (i32.const 160)
-      (i32.const 3)
+      (i32.const 2)
      )
      (i32.const 2)
     )
@@ -4841,8 +4893,8 @@
     (i32.eq
      (call $~lib/string/String#lastIndexOf
       (get_global $std/string/str)
-      (i32.const 176)
-      (i32.const -1)
+      (i32.const 160)
+      (i32.const 3)
      )
      (i32.const 2)
     )
@@ -4859,19 +4911,20 @@
   )
   (if
    (i32.eqz
-    (f64.eq
-     (call $~lib/string/parseInt
-      (i32.const 188)
-      (i32.const 0)
+    (i32.eq
+     (call $~lib/string/String#lastIndexOf
+      (get_global $std/string/str)
+      (i32.const 176)
+      (i32.const -1)
      )
-     (f64.const 0)
+     (i32.const -1)
     )
    )
    (block
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 39)
+     (i32.const 34)
      (i32.const 0)
     )
     (unreachable)
@@ -4879,19 +4932,41 @@
   )
   (if
    (i32.eqz
-    (f64.eq
-     (call $~lib/string/parseInt
+    (i32.eq
+     (call $~lib/string/String#lastIndexOf
+      (get_global $std/string/str)
       (i32.const 196)
       (i32.const 0)
      )
-     (f64.const 1)
+     (i32.const -1)
     )
    )
    (block
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 40)
+     (i32.const 35)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (i32.eq
+     (call $~lib/string/String#lastIndexOf
+      (get_global $std/string/str)
+      (i32.const 108)
+      (i32.const 0)
+     )
+     (i32.const 0)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 36)
      (i32.const 0)
     )
     (unreachable)
@@ -4904,27 +4979,7 @@
       (i32.const 204)
       (i32.const 0)
      )
-     (f64.const 5)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 41)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (f64.eq
-     (call $~lib/string/parseInt
-      (i32.const 220)
-      (i32.const 0)
-     )
-     (f64.const 455)
+     (f64.const 0)
     )
    )
    (block
@@ -4941,10 +4996,10 @@
    (i32.eqz
     (f64.eq
      (call $~lib/string/parseInt
-      (i32.const 236)
+      (i32.const 212)
       (i32.const 0)
      )
-     (f64.const 3855)
+     (f64.const 1)
     )
    )
    (block
@@ -4957,6 +5012,46 @@
     (unreachable)
    )
   )
+  (if
+   (i32.eqz
+    (f64.eq
+     (call $~lib/string/parseInt
+      (i32.const 220)
+      (i32.const 0)
+     )
+     (f64.const 5)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 44)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (f64.eq
+     (call $~lib/string/parseInt
+      (i32.const 236)
+      (i32.const 0)
+     )
+     (f64.const 455)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 45)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
   (if
    (i32.eqz
     (f64.eq
@@ -4971,7 +5066,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 44)
+     (i32.const 46)
      (i32.const 0)
     )
     (unreachable)
@@ -4984,14 +5079,14 @@
       (i32.const 268)
       (i32.const 0)
      )
-     (f64.const 11)
+     (f64.const 3855)
     )
    )
    (block
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 45)
+     (i32.const 47)
      (i32.const 0)
     )
     (unreachable)
@@ -5001,29 +5096,10 @@
    (i32.eqz
     (f64.eq
      (call $~lib/string/parseInt
-      (i32.const 280)
+      (i32.const 284)
       (i32.const 0)
      )
-     (f64.const 1)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 46)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (f64.eq
-     (call $~lib/string/parseFloat
-      (i32.const 188)
-     )
-     (f64.const 0)
+     (f64.const 11)
     )
    )
    (block
@@ -5039,8 +5115,9 @@
   (if
    (i32.eqz
     (f64.eq
-     (call $~lib/string/parseFloat
-      (i32.const 196)
+     (call $~lib/string/parseInt
+      (i32.const 296)
+      (i32.const 0)
      )
      (f64.const 1)
     )
@@ -5059,28 +5136,9 @@
    (i32.eqz
     (f64.eq
      (call $~lib/string/parseFloat
-      (i32.const 292)
+      (i32.const 204)
      )
-     (f64.const 0.1)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 50)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (f64.eq
-     (call $~lib/string/parseFloat
-      (i32.const 304)
-     )
-     (f64.const 0.25)
+     (f64.const 0)
     )
    )
    (block
@@ -5097,9 +5155,9 @@
    (i32.eqz
     (f64.eq
      (call $~lib/string/parseFloat
-      (i32.const 316)
+      (i32.const 212)
      )
-     (f64.const 0.1)
+     (f64.const 1)
     )
    )
    (block
@@ -5112,17 +5170,51 @@
     (unreachable)
    )
   )
-  (set_global $std/string/c
-   (call $~lib/string/String.__concat
-    (i32.const 336)
-    (i32.const 344)
+  (if
+   (i32.eqz
+    (f64.eq
+     (call $~lib/string/parseFloat
+      (i32.const 308)
+     )
+     (f64.const 0.1)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 53)
+     (i32.const 0)
+    )
+    (unreachable)
    )
   )
   (if
    (i32.eqz
-    (call $~lib/string/String.__eq
-     (get_global $std/string/c)
-     (i32.const 404)
+    (f64.eq
+     (call $~lib/string/parseFloat
+      (i32.const 320)
+     )
+     (f64.const 0.25)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 54)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (f64.eq
+     (call $~lib/string/parseFloat
+      (i32.const 332)
+     )
+     (f64.const 0.1)
     )
    )
    (block
@@ -5135,18 +5227,41 @@
     (unreachable)
    )
   )
+  (set_global $std/string/c
+   (call $~lib/string/String.__concat
+    (i32.const 352)
+    (i32.const 360)
+   )
+  )
   (if
    (i32.eqz
-    (call $~lib/string/String.__ne
+    (call $~lib/string/String.__eq
      (get_global $std/string/c)
-     (i32.const 336)
+     (i32.const 420)
     )
    )
    (block
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 56)
+     (i32.const 58)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__ne
+     (get_global $std/string/c)
+     (i32.const 352)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 59)
      (i32.const 0)
     )
     (unreachable)
@@ -5163,7 +5278,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 57)
+     (i32.const 60)
      (i32.const 0)
     )
     (unreachable)
@@ -5176,40 +5291,6 @@
      (get_global $std/string/nullStr)
     )
    )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 58)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__gt
-     (i32.const 344)
-     (i32.const 336)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 60)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__gt
-     (i32.const 412)
-     (i32.const 336)
-    )
-   )
    (block
     (call $~lib/env/abort
      (i32.const 0)
@@ -5220,28 +5301,11 @@
     (unreachable)
    )
   )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__gte
-     (i32.const 412)
-     (i32.const 420)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 62)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
   (if
    (i32.eqz
     (call $~lib/string/String.__gt
-     (i32.const 412)
-     (i32.const 404)
+     (i32.const 360)
+     (i32.const 352)
     )
    )
    (block
@@ -5256,11 +5320,9 @@
   )
   (if
    (i32.eqz
-    (i32.eqz
-     (call $~lib/string/String.__lt
-      (i32.const 412)
-      (i32.const 404)
-     )
+    (call $~lib/string/String.__gt
+     (i32.const 428)
+     (i32.const 352)
     )
    )
    (block
@@ -5275,11 +5337,26 @@
   )
   (if
    (i32.eqz
-    (i32.eqz
-     (call $~lib/string/String.__lt
-      (i32.const 344)
-      (get_global $std/string/nullStr)
-     )
+    (call $~lib/string/String.__gte
+     (i32.const 428)
+     (i32.const 436)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 65)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__gt
+     (i32.const 428)
+     (i32.const 420)
     )
    )
    (block
@@ -5296,8 +5373,8 @@
    (i32.eqz
     (i32.eqz
      (call $~lib/string/String.__lt
-      (get_global $std/string/nullStr)
-      (i32.const 344)
+      (i32.const 428)
+      (i32.const 420)
      )
     )
    )
@@ -5313,9 +5390,11 @@
   )
   (if
    (i32.eqz
-    (call $~lib/string/String.__gt
-     (i32.const 428)
-     (i32.const 156)
+    (i32.eqz
+     (call $~lib/string/String.__lt
+      (i32.const 360)
+      (get_global $std/string/nullStr)
+     )
     )
    )
    (block
@@ -5330,9 +5409,11 @@
   )
   (if
    (i32.eqz
-    (call $~lib/string/String.__lt
-     (i32.const 156)
-     (i32.const 428)
+    (i32.eqz
+     (call $~lib/string/String.__lt
+      (get_global $std/string/nullStr)
+      (i32.const 360)
+     )
     )
    )
    (block
@@ -5347,28 +5428,11 @@
   )
   (if
    (i32.eqz
-    (call $~lib/string/String.__gte
-     (i32.const 428)
+    (call $~lib/string/String.__gt
+     (i32.const 444)
      (i32.const 156)
     )
    )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 71)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__lte
-     (i32.const 156)
-     (i32.const 428)
-    )
-   )
    (block
     (call $~lib/env/abort
      (i32.const 0)
@@ -5381,11 +5445,9 @@
   )
   (if
    (i32.eqz
-    (i32.eqz
-     (call $~lib/string/String.__lt
-      (i32.const 428)
-      (i32.const 156)
-     )
+    (call $~lib/string/String.__lt
+     (i32.const 156)
+     (i32.const 444)
     )
    )
    (block
@@ -5400,11 +5462,9 @@
   )
   (if
    (i32.eqz
-    (i32.eqz
-     (call $~lib/string/String.__gt
-      (i32.const 156)
-      (i32.const 428)
-     )
+    (call $~lib/string/String.__gte
+     (i32.const 444)
+     (i32.const 156)
     )
    )
    (block
@@ -5419,11 +5479,9 @@
   )
   (if
    (i32.eqz
-    (i32.eqz
-     (call $~lib/string/String.__lt
-      (i32.const 156)
-      (i32.const 156)
-     )
+    (call $~lib/string/String.__lte
+     (i32.const 156)
+     (i32.const 444)
     )
    )
    (block
@@ -5439,8 +5497,8 @@
   (if
    (i32.eqz
     (i32.eqz
-     (call $~lib/string/String.__gt
-      (i32.const 156)
+     (call $~lib/string/String.__lt
+      (i32.const 444)
       (i32.const 156)
      )
     )
@@ -5455,6 +5513,63 @@
     (unreachable)
    )
   )
+  (if
+   (i32.eqz
+    (i32.eqz
+     (call $~lib/string/String.__gt
+      (i32.const 156)
+      (i32.const 444)
+     )
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 77)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (i32.eqz
+     (call $~lib/string/String.__lt
+      (i32.const 156)
+      (i32.const 156)
+     )
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 78)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (i32.eqz
+     (call $~lib/string/String.__gt
+      (i32.const 156)
+      (i32.const 156)
+     )
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 79)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
   (if
    (i32.eqz
     (call $~lib/string/String.__gte
@@ -5466,7 +5581,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 77)
+     (i32.const 80)
      (i32.const 0)
     )
     (unreachable)
@@ -5483,7 +5598,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 78)
+     (i32.const 81)
      (i32.const 0)
     )
     (unreachable)
@@ -5493,7 +5608,7 @@
    (i32.eqz
     (i32.eq
      (i32.load
-      (i32.const 440)
+      (i32.const 456)
      )
      (i32.const 3)
     )
@@ -5502,7 +5617,7 @@
     (call $~lib/env/abort
      (i32.const 0)
      (i32.const 44)
-     (i32.const 80)
+     (i32.const 83)
      (i32.const 0)
     )
     (unreachable)
@@ -5518,66 +5633,6 @@
      (i32.const 156)
     )
    )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 82)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__eq
-     (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 0)
-     )
-     (i32.const 156)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 83)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__eq
-     (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 1)
-     )
-     (i32.const 336)
-    )
-   )
-   (block
-    (call $~lib/env/abort
-     (i32.const 0)
-     (i32.const 44)
-     (i32.const 84)
-     (i32.const 0)
-    )
-    (unreachable)
-   )
-  )
-  (if
-   (i32.eqz
-    (call $~lib/string/String.__eq
-     (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 2)
-     )
-     (i32.const 420)
-    )
-   )
    (block
     (call $~lib/env/abort
      (i32.const 0)
@@ -5592,10 +5647,10 @@
    (i32.eqz
     (call $~lib/string/String.__eq
      (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 3)
+      (i32.const 352)
+      (i32.const 0)
      )
-     (i32.const 452)
+     (i32.const 156)
     )
    )
    (block
@@ -5612,10 +5667,10 @@
    (i32.eqz
     (call $~lib/string/String.__eq
      (call $~lib/string/String#repeat
-      (i32.const 404)
-      (i32.const 4)
+      (i32.const 352)
+      (i32.const 1)
      )
-     (i32.const 464)
+     (i32.const 352)
     )
    )
    (block
@@ -5632,10 +5687,10 @@
    (i32.eqz
     (call $~lib/string/String.__eq
      (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 5)
+      (i32.const 352)
+      (i32.const 2)
      )
-     (i32.const 484)
+     (i32.const 436)
     )
    )
    (block
@@ -5652,10 +5707,10 @@
    (i32.eqz
     (call $~lib/string/String.__eq
      (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 6)
+      (i32.const 352)
+      (i32.const 3)
      )
-     (i32.const 500)
+     (i32.const 468)
     )
    )
    (block
@@ -5672,10 +5727,10 @@
    (i32.eqz
     (call $~lib/string/String.__eq
      (call $~lib/string/String#repeat
-      (i32.const 336)
-      (i32.const 7)
+      (i32.const 420)
+      (i32.const 4)
      )
-     (i32.const 516)
+     (i32.const 480)
     )
    )
    (block
@@ -5688,5 +5743,65 @@
     (unreachable)
    )
   )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__eq
+     (call $~lib/string/String#repeat
+      (i32.const 352)
+      (i32.const 5)
+     )
+     (i32.const 500)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 91)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__eq
+     (call $~lib/string/String#repeat
+      (i32.const 352)
+      (i32.const 6)
+     )
+     (i32.const 516)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 92)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
+  (if
+   (i32.eqz
+    (call $~lib/string/String.__eq
+     (call $~lib/string/String#repeat
+      (i32.const 352)
+      (i32.const 7)
+     )
+     (i32.const 532)
+    )
+   )
+   (block
+    (call $~lib/env/abort
+     (i32.const 0)
+     (i32.const 44)
+     (i32.const 93)
+     (i32.const 0)
+    )
+    (unreachable)
+   )
+  )
  )
 )