fix a bug in my licm rewrite when a load from the promoted memory
[oota-llvm.git] / test / Transforms / LICM / crash.ll
1 ; RUN: opt -licm %s -disable-output
2
3 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"
4 target triple = "x86_64-apple-darwin10.0.0"
5
6
7 ; PR8068
8 @g_12 = external global i8, align 1
9 define void @test1() nounwind ssp {
10 entry:
11   br label %for.body
12
13 for.body:                                         ; preds = %for.cond, %bb.nph
14   store i8 0, i8* @g_12, align 1
15   %tmp6 = load i8* @g_12, align 1
16   br label %for.cond
17
18 for.cond:                                         ; preds = %for.body
19   store i8 %tmp6, i8* @g_12, align 1
20   br i1 false, label %for.cond.for.end10_crit_edge, label %for.body
21
22 for.cond.for.end10_crit_edge:                     ; preds = %for.cond
23   br label %for.end10
24
25 for.end10:                                        ; preds = %for.cond.for.end10_crit_edge, %entry
26   ret void
27 }