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| author | Chris Lattner <sabre@nondot.org> | 2009-11-04 18:57:42 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-11-04 18:57:42 +0000 |
| commit | 762b56fa8ce2ca6f2868034f9c63751cbade3005 (patch) | |
| tree | 52992c34cc1d3635f79345b62d736c76d65ed11e /llvm/lib | |
| parent | 35522590591f96d5cf1a26fc92fa11109a94d119 (diff) | |
| download | bcm5719-llvm-762b56fa8ce2ca6f2868034f9c63751cbade3005.tar.gz bcm5719-llvm-762b56fa8ce2ca6f2868034f9c63751cbade3005.zip | |
Fix an iterator invalidation bug that happens when a hashtable
resizes in IPSCCP. This fixes PR5394.
llvm-svn: 86036
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/SCCP.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Transforms/Scalar/SCCP.cpp b/llvm/lib/Transforms/Scalar/SCCP.cpp index 05a0eeef2d3..d515c130e99 100644 --- a/llvm/lib/Transforms/Scalar/SCCP.cpp +++ b/llvm/lib/Transforms/Scalar/SCCP.cpp @@ -1280,9 +1280,10 @@ CallOverdefined: } if (const StructType *STy = dyn_cast<StructType>(AI->getType())) { - for (unsigned i = 0, e = STy->getNumElements(); i != e; ++i) - mergeInValue(getStructValueState(AI, i), AI, - getStructValueState(*CAI, i)); + for (unsigned i = 0, e = STy->getNumElements(); i != e; ++i) { + LatticeVal CallArg = getStructValueState(*CAI, i); + mergeInValue(getStructValueState(AI, i), AI, CallArg); + } } else { mergeInValue(AI, getValueState(*CAI)); } |
