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author | Evan Cheng <evan.cheng@apple.com> | 2007-06-04 20:33:36 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2007-06-04 20:33:36 +0000 |
commit | 3ec425470ff42da6b4c075cf6a46d4c002106487 (patch) | |
tree | 3f48343c23ead8af6b551f9d87c587edbbb40350 /lib/CodeGen/IfConversion.cpp | |
parent | 111354ff99c2480246b8eac905c60a30e9c589d3 (diff) | |
download | external_llvm-3ec425470ff42da6b4c075cf6a46d4c002106487.zip external_llvm-3ec425470ff42da6b4c075cf6a46d4c002106487.tar.gz external_llvm-3ec425470ff42da6b4c075cf6a46d4c002106487.tar.bz2 |
Forgot to check for if iterator reached the end.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37420 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/IfConversion.cpp')
-rw-r--r-- | lib/CodeGen/IfConversion.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/IfConversion.cpp b/lib/CodeGen/IfConversion.cpp index 57862eb..95a5394 100644 --- a/lib/CodeGen/IfConversion.cpp +++ b/lib/CodeGen/IfConversion.cpp @@ -441,8 +441,9 @@ bool IfConverter::AnalyzeBlocks(MachineFunction &MF, /// isNextBlock - Returns true either if ToBB the next block after BB or /// that all the intervening blocks are empty. static bool isNextBlock(MachineBasicBlock *BB, MachineBasicBlock *ToBB) { + MachineFunction *MF = BB->getParent(); MachineFunction::iterator I = BB; - while (++I != MachineFunction::iterator(ToBB)) + while (++I != MF->end() && I != MachineFunction::iterator(ToBB)) if (!I->empty()) return false; return true; |