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| author | Chris Lattner <sabre@nondot.org> | 2010-06-14 19:45:43 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2010-06-14 19:45:43 +0000 |
| commit | 329ea064edad3375e00e011224132eb3acf6b1c8 (patch) | |
| tree | c2f5c8615f056f43c68a40173089def5db0cd3de /llvm/test/Transforms/JumpThreading/crash.ll | |
| parent | 37b827fd118c5daae7b469cb88bf0430b5605f57 (diff) | |
| download | bcm5719-llvm-329ea064edad3375e00e011224132eb3acf6b1c8.tar.gz bcm5719-llvm-329ea064edad3375e00e011224132eb3acf6b1c8.zip | |
jump threading can't split a critical edge from an indirectbr. This
fixes PR7356.
llvm-svn: 105950
Diffstat (limited to 'llvm/test/Transforms/JumpThreading/crash.ll')
| -rw-r--r-- | llvm/test/Transforms/JumpThreading/crash.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/llvm/test/Transforms/JumpThreading/crash.ll b/llvm/test/Transforms/JumpThreading/crash.ll index 21620bef9cc..378c51a44a7 100644 --- a/llvm/test/Transforms/JumpThreading/crash.ll +++ b/llvm/test/Transforms/JumpThreading/crash.ll @@ -341,3 +341,25 @@ if.end12: ; preds = %if.then, %lbl_51 ret void } + + +; PR7356 +define i32 @test13(i32* %P, i8* %Ptr) { +entry: + indirectbr i8* %Ptr, [label %BrBlock, label %B2] + +B2: + store i32 4, i32 *%P + br label %BrBlock + +BrBlock: + %L = load i32* %P + %C = icmp eq i32 %L, 42 + br i1 %C, label %T, label %F + +T: + ret i32 123 +F: + ret i32 1422 +} + |
