| ; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | grep {volatile load} | |
| ; PR2967 | |
| target datalayout = | |
| "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32" | |
| target triple = "i386-pc-linux-gnu" | |
| define void @foo(i32 %x) nounwind { | |
| entry: | |
| %0 = icmp eq i32 %x, 0 ; <i1> [#uses=1] | |
| br i1 %0, label %bb, label %return | |
| bb: ; preds = %entry | |
| %1 = volatile load i32* null ; <i32> [#uses=0] | |
| unreachable | |
| br label %return | |
| return: ; preds = %entry | |
| ret void | |
| } |