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Fix bug when a macro calling an extern function was called in another module also declaring and calling the same function. #1690

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This commit is contained in:
Christoffer Lerno
2024-12-19 20:39:23 +01:00
parent 13509b9231
commit 627f10cd18
3 changed files with 31 additions and 2 deletions
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7
src/compiler/llvm_codegen.c
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@@ -1298,7 +1298,12 @@ LLVMValueRef llvm_get_ref(GenContext *c, Decl *decl)
}
else
{
backend_ref = decl->backend_ref = LLVMAddFunction(c->module, scratch_buffer_to_string(), type);
const char *name = scratch_buffer_to_string();
if (decl->is_extern && (backend_ref = LLVMGetNamedFunction(c->module, name)))
{
return decl->backend_ref = backend_ref;
}
backend_ref = decl->backend_ref = LLVMAddFunction(c->module, name, type);
}
llvm_append_function_attributes(c, decl);
llvm_set_decl_linkage(c, decl);