| ; RUN: llc < %s -O0 -march=x86 | 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" |
| |
| @glbl = extern_weak constant i8 |
| |
| declare i64 @llvm.expect.i64(i64, i64) |
| |
| define void @test() { |
| ; CHECK: movl $glbl |
| %tmp = call i64 @llvm.expect.i64(i64 zext (i1 icmp eq (i8* @glbl, i8* null) to i64), i64 0) |
| %tmp2 = icmp ne i64 %tmp, 0 |
| br i1 %tmp2, label %bb1, label %bb2 |
| |
| bb1: |
| unreachable |
| |
| bb2: |
| unreachable |
| } |