| ; RUN: opt -simplifycfg < %s -disable-output |
| |
| 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" |
| target triple = "x86_64-pc-linux-gnu" |
| |
| ; PR11825 |
| define void @test1() { |
| entry: |
| br label %return |
| |
| while_block: ; preds = %and_if_cont2, %and_if_cont |
| %newlen = sub i32 %newlen, 1 |
| %newptr = getelementptr i8, i8* %newptr, i64 1 |
| %test = icmp sgt i32 %newlen, 0 |
| br i1 %test, label %and_if1, label %and_if_cont2 |
| |
| and_if1: ; preds = %while_block |
| %char = load i8, i8* %newptr |
| %test2 = icmp ule i8 %char, 32 |
| br label %and_if_cont2 |
| |
| and_if_cont2: ; preds = %and_if1, %while_block |
| %a18 = phi i1 [ %test, %while_block ], [ %test2, %and_if1 ] |
| br i1 %a18, label %while_block, label %return |
| |
| return: ; preds = %and_if_cont2, %and_if_cont |
| ret void |
| } |