1; RUN: opt < %s -msan -msan-check-access-address=0 -S | FileCheck %s 2target 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" 3target triple = "x86_64-unknown-linux-gnu" 4 5define i32 @main() sanitize_memory { 6entry: 7 %call = tail call i32 @f() 8 ret i32 %call 9} 10 11declare i32 @f() sanitize_memory 12 13; CHECK: @main 14; CHECK: call i32 @f() 15; CHECK: store i32 0, {{.*}} @__msan_retval_tls 16; CHECK: br i1 17; CHECK: call void @__msan_warning_noreturn() 18; CHECK: ret i32 19