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Add Emscripten globals for Infinity and NaN to fix printf for these values

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This commit is contained in:
Brandon Fish
2018-12-16 13:50:54 -06:00
parent ae210253b6
commit de85ab943a
4 changed files with 35 additions and 13 deletions
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10
src/apis/emscripten/mod.rs
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@ -91,6 +91,16 @@ pub fn generate_emscripten_env<'a, 'b>() -> ImportObject<&'a str, &'b str> {
"DYNAMICTOP_PTR",
ImportValue::Global(dynamictop_ptr(STATIC_BUMP) as _),
);
import_object.set(
"global",
"Infinity",
ImportValue::Global(std::f64::INFINITY.to_bits() as _),
);
import_object.set(
"global",
"NaN",
ImportValue::Global(std::f64::NAN.to_bits() as _),
);
import_object.set("env", "tableBase", ImportValue::Global(0));
// Print functions
import_object.set("env", "printf", ImportValue::Func(io::printf as _));