1 ; verify that errors in the LLVM backend during LTO manifest as lld
4 ; RUN: llvm-as %s -o %t.o
5 ; RUN: not wasm-ld --lto-O0 %t.o -o %t2 2>&1 | FileCheck %s
7 target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128"
8 target triple = "wasm32-unknown-unknown"
10 define void @_start() {
16 %1 = call i8* @llvm.returnaddress(i32 0)
20 declare i8* @llvm.returnaddress(i32)
22 ; CHECK: error: {{.*}} WebAssembly hasn't implemented __builtin_return_address