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| author | Chris Lattner <sabre@nondot.org> | 2005-11-29 01:07:12 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-11-29 01:07:12 +0000 |
| commit | 45edf8a27d1d249c6d696c6f8cdcfb95d106116a (patch) | |
| tree | 74322248995b3cb988b44b1f14b5c0732b7e2d8b | |
| parent | 7cc680ab79edd5de0af98356a7150946f95522bc (diff) | |
| download | bcm5719-llvm-45edf8a27d1d249c6d696c6f8cdcfb95d106116a.tar.gz bcm5719-llvm-45edf8a27d1d249c6d696c6f8cdcfb95d106116a.zip | |
Fix PR670 and test/Regression/Transforms/Mem2Reg/2005-11-28-Crash.ll
llvm-svn: 24508
| -rw-r--r-- | llvm/include/llvm/Analysis/Dominators.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/include/llvm/Analysis/Dominators.h b/llvm/include/llvm/Analysis/Dominators.h index 9db52f608e5..f0d9a8e133c 100644 --- a/llvm/include/llvm/Analysis/Dominators.h +++ b/llvm/include/llvm/Analysis/Dominators.h @@ -311,6 +311,7 @@ public: /// bool properlyDominates(const Node *N) const { const Node *IDom; + if (this == 0 || N == 0) return false; while ((IDom = N->getIDom()) != 0 && IDom != this) N = IDom; // Walk up the tree return IDom != 0; |
