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| author | Chris Lattner <sabre@nondot.org> | 2004-03-17 17:29:08 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2004-03-17 17:29:08 +0000 |
| commit | 425726d9c2499b4fdf3776e9d1ce9976b4fbdde4 (patch) | |
| tree | b85788880deee32cec45a4f864a1e031668fb1ce /llvm/tools | |
| parent | 28202356891d6b6d36ce9fbffc1801a90b169fb5 (diff) | |
| download | bcm5719-llvm-425726d9c2499b4fdf3776e9d1ce9976b4fbdde4.tar.gz bcm5719-llvm-425726d9c2499b4fdf3776e9d1ce9976b4fbdde4.zip | |
Fix an iterator invalidation problem in a "buggy" pass
llvm-svn: 12468
Diffstat (limited to 'llvm/tools')
| -rw-r--r-- | llvm/tools/bugpoint/TestPasses.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/tools/bugpoint/TestPasses.cpp b/llvm/tools/bugpoint/TestPasses.cpp index ee2c0d72483..1a58e60804b 100644 --- a/llvm/tools/bugpoint/TestPasses.cpp +++ b/llvm/tools/bugpoint/TestPasses.cpp @@ -44,7 +44,7 @@ namespace { namespace { /// DeleteCalls - This pass is used to test bugpoint. It intentionally - /// deletes all call instructions, "misoptimizing" the program. + /// deletes some call instructions, "misoptimizing" the program. class DeleteCalls : public BasicBlockPass { bool runOnBasicBlock(BasicBlock &BB) { for (BasicBlock::iterator I = BB.begin(), E = BB.end(); I != E; ++I) @@ -52,6 +52,7 @@ namespace { if (!CI->use_empty()) CI->replaceAllUsesWith(Constant::getNullValue(CI->getType())); CI->getParent()->getInstList().erase(CI); + break; } return false; } |
