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Diffstat (limited to 'test/Analysis')
| -rw-r--r-- | test/Analysis/ScalarEvolution/2008-11-15-CubicOOM.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/Analysis/ScalarEvolution/2008-11-15-CubicOOM.ll b/test/Analysis/ScalarEvolution/2008-11-15-CubicOOM.ll new file mode 100644 index 0000000..89e9efa --- /dev/null +++ b/test/Analysis/ScalarEvolution/2008-11-15-CubicOOM.ll @@ -0,0 +1,19 @@ +; RUN: llvm-as < %s | opt -analyze -scalar-evolution +; PR2602 + +define i32 @a() nounwind { +entry: + br label %bb + +bb: ; preds = %bb, %entry + %w.0 = phi i32 [ 0, %entry ], [ %tmp, %bb ] ; <i32> [#uses=2] + %e.0 = phi i32 [ 0, %entry ], [ %e.1, %bb ] ; <i32> [#uses=2] + %w.1 = add i32 0, %w.0 ; <i32>:0 [#uses=1] + %tmp = add i32 %e.0, %w.0 ; <i32>:1 [#uses=1] + %e.1 = add i32 %e.0, 1 ; <i32>:2 [#uses=1] + %cond = icmp eq i32 %w.1, -1 ; <i1>:3 [#uses=1] + br i1 %cond, label %return, label %bb + +return: ; preds = %bb + ret i32 undef +} |