| ; RUN: opt < %s -msan -msan-check-access-address=0 -S | FileCheck %s |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| define i32 @main() sanitize_memory { |
| entry: |
| %call = tail call i32 @f() |
| ret i32 %call |
| } |
| |
| declare i32 @f() sanitize_memory |
| |
| ; CHECK-LABEL: @main |
| ; CHECK: call i32 @f() |
| ; CHECK: store i32 0, {{.*}} @__msan_retval_tls |
| ; CHECK: br i1 |
| ; CHECK: call void @__msan_warning_noreturn() |
| ; CHECK: ret i32 |
