test/CodeGen/mangle-wasm-main-void.c - llvm-project/clang - Git at Google

 // RUN: %clang_cc1 -emit-llvm %s -o - -triple=wasm32-unknown-unknown | FileCheck %s

 int main(void) {
   return 0;
 }
 // CHECK: @__main_void = hidden alias i32 (), ptr @main
 // CHECK: define i32 @main() #0 {
	// RUN: %clang_cc1 -emit-llvm %s -o - -triple=wasm32-unknown-unknown \| FileCheck %s

	int main(void) {
	return 0;
	}
	// CHECK: @__main_void = hidden alias i32 (), ptr @main
	// CHECK: define i32 @main() #0 {