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Fix compatibility with LLD

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Ensure the runtime library is always at least linked as it has important symbols
that we'll use later.
This commit is contained in:
Alex Crichton
2018-02-10 10:06:56 -08:00
parent 75837925e9
commit f3c0fc369a
2 changed files with 5 additions and 1 deletions
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4
crates/wasm-bindgen-macro/src/lib.rs
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@ -249,6 +249,7 @@ fn bindgen_export(export: &ast::Export, into: &mut Tokens) {
#[export_name = #export_name] #[export_name = #export_name]
#[allow(non_snake_case)] #[allow(non_snake_case)]
pub extern fn #generated_name(#(#args),*) #ret_ty { pub extern fn #generated_name(#(#args),*) #ret_ty {
::wasm_bindgen::__rt::link_this_library();
#(#arg_conversions)* #(#arg_conversions)*
let #ret = #receiver(#(#converted_arguments),*); let #ret = #receiver(#(#converted_arguments),*);
#convert_ret #convert_ret
@ -476,9 +477,10 @@ fn bindgen_import(import: &ast::Import, tokens: &mut Tokens) {
quote!() quote!()
}; };
let invocation = quote! { let invocation = my_quote! {
#(#attrs)* #(#attrs)*
#vis extern #fn_token #name(#me #(#arguments),*) #ret { #vis extern #fn_token #name(#me #(#arguments),*) #ret {
::wasm_bindgen::__rt::link_this_library();
extern { extern {
fn #import_name(#(#abi_arguments),*) -> #abi_ret; fn #import_name(#(#abi_arguments),*) -> #abi_ret;
} }

2
src/lib.rs
View File

@ -435,4 +435,6 @@ pub mod __rt {
pub unsafe extern fn __wbindgen_boxed_str_free(ptr: *mut String) { pub unsafe extern fn __wbindgen_boxed_str_free(ptr: *mut String) {
drop(Box::from_raw(ptr)); drop(Box::from_raw(ptr));
} }
pub fn link_this_library() {}
} }