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Diffstat (limited to 'test/Transforms/IndVarSimplify/crash.ll')
| -rw-r--r-- | test/Transforms/IndVarSimplify/crash.ll | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/Transforms/IndVarSimplify/crash.ll b/test/Transforms/IndVarSimplify/crash.ll index ab43833..516fd80 100644 --- a/test/Transforms/IndVarSimplify/crash.ll +++ b/test/Transforms/IndVarSimplify/crash.ll @@ -1,4 +1,5 @@ ; RUN: opt -indvars %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" declare i32 @putchar(i8) nounwind @@ -17,3 +18,38 @@ define void @t2(i1* %P) nounwind { ; <label>:6 ; preds = %1 ret void } + +; PR7562 +define void @fannkuch() nounwind { +entry: ; preds = %entry + br label %bb12 + +bb12: ; preds = %bb29, %entry + %i.1 = phi i32 [ undef, %entry ], [ %i.0, %bb29 ] ; <i32> [#uses=2] + %r.1 = phi i32 [ undef, %entry ], [ %r.0, %bb29 ] ; <i32> [#uses=2] + br i1 undef, label %bb13, label %bb24 + +bb13: ; preds = %bb12 + br label %bb24 + +bb24: ; preds = %bb30, %bb13, %bb12 + %i.2 = phi i32 [ %i.1, %bb13 ], [ %i.0, %bb30 ], [ %i.1, %bb12 ] ; <i32> [#uses=1] + %r.0 = phi i32 [ %r.1, %bb13 ], [ %2, %bb30 ], [ %r.1, %bb12 ] ; <i32> [#uses=3] + br label %bb28 + +bb27: ; preds = %bb28 + %0 = add nsw i32 %i.0, 1 ; <i32> [#uses=1] + br label %bb28 + +bb28: ; preds = %bb27, %bb26 + %i.0 = phi i32 [ %i.2, %bb24 ], [ %0, %bb27 ] ; <i32> [#uses=4] + %1 = icmp slt i32 %i.0, %r.0 ; <i1> [#uses=1] + br i1 %1, label %bb27, label %bb29 + +bb29: ; preds = %bb28 + br i1 undef, label %bb12, label %bb30 + +bb30: ; preds = %bb29 + %2 = add nsw i32 %r.0, 1 ; <i32> [#uses=1] + br label %bb24 +} |