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| -rw-r--r-- | test/Transforms/LoopUnswitch/2006-06-27-DeadSwitchCase.ll | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/test/Transforms/LoopUnswitch/2006-06-27-DeadSwitchCase.ll b/test/Transforms/LoopUnswitch/2006-06-27-DeadSwitchCase.ll new file mode 100644 index 0000000000..b7c6df83a0 --- /dev/null +++ b/test/Transforms/LoopUnswitch/2006-06-27-DeadSwitchCase.ll @@ -0,0 +1,31 @@ +; RUN: llvm-as < %s | opt -loop-unswitch -disable-output +implementation ; Functions: + +void %init_caller_save() { +entry: + br label %cond_true78 + +cond_next20: ; preds = %cond_true64 + br label %bb31 + +bb31: ; preds = %cond_true64, %cond_true64, %cond_next20 + %iftmp.29.1 = phi uint [ 0, %cond_next20 ], [ 0, %cond_true64 ], [ 0, %cond_true64 ] ; <uint> [#uses=0] + br label %bb54 + +bb54: ; preds = %cond_true78, %bb31 + br bool false, label %bb75, label %cond_true64 + +cond_true64: ; preds = %bb54 + switch int %i.0.0, label %cond_next20 [ + int 17, label %bb31 + int 18, label %bb31 + ] + +bb75: ; preds = %bb54 + %tmp74.0 = add int %i.0.0, 1 ; <int> [#uses=1] + br label %cond_true78 + +cond_true78: ; preds = %bb75, %entry + %i.0.0 = phi int [ 0, %entry ], [ %tmp74.0, %bb75 ] ; <int> [#uses=2] + br label %bb54 +} |