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| author | Dan Gohman <gohman@apple.com> | 2010-08-16 14:41:14 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-08-16 14:41:14 +0000 |
| commit | 7a4994356b0e9726384edda57f7db65e5bc10673 (patch) | |
| tree | cefc166d9f059cd974c0f6cb85e75d82b0e0eb00 /test | |
| parent | 9883b95a2bff097ec6d0f34af1ddea22bf29b6c6 (diff) | |
| download | llvm-7a4994356b0e9726384edda57f7db65e5bc10673.tar.gz llvm-7a4994356b0e9726384edda57f7db65e5bc10673.tar.bz2 llvm-7a4994356b0e9726384edda57f7db65e5bc10673.tar.xz | |
Instead, teach SimplifyCFG to trim non-address-taken blocks from
indirectbr destination lists.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111122 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/SimplifyCFG/indirectbr.ll | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyCFG/indirectbr.ll b/test/Transforms/SimplifyCFG/indirectbr.ll index b13433ce30..de4f5b6075 100644 --- a/test/Transforms/SimplifyCFG/indirectbr.ll +++ b/test/Transforms/SimplifyCFG/indirectbr.ll @@ -49,3 +49,16 @@ BB0: ret void } +; SimplifyCFG should notice that BB0 does not have its address taken and +; remove it from entry's successor list. + +; CHECK: indbrtest2 +; CHECK: entry: +; CHECK-NEXT: unreachable + +define void @indbrtest2(i8* %t) { +entry: + indirectbr i8* %t, [label %BB0, label %BB0] +BB0: + ret void +} |