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| author | Chris Lattner <sabre@nondot.org> | 2005-01-13 23:26:48 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-01-13 23:26:48 +0000 |
| commit | d35d210ea08cc048f5faebcdf7df4d7634972321 (patch) | |
| tree | ed3cb629e25036dcb504fd4c99363931ea823384 | |
| parent | 8ea1e8b982c6d3519469af4d39db07a643e9c196 (diff) | |
| download | bcm5719-llvm-d35d210ea08cc048f5faebcdf7df4d7634972321.tar.gz bcm5719-llvm-d35d210ea08cc048f5faebcdf7df4d7634972321.zip | |
Do not overrun iterators. This fixes a 176.gcc crash
llvm-svn: 19541
| -rw-r--r-- | llvm/lib/Transforms/Scalar/InstructionCombining.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp index b8ff3d4e7e7..e8f52d11573 100644 --- a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp @@ -2104,10 +2104,9 @@ static Value *EmitGEPOffset(User *GEP, Instruction &I, InstCombiner &IC) { uint64_t PtrSizeMask = ~0ULL; PtrSizeMask >>= 64-(TD.getPointerSize()*8); - ++GTI; // Measure type stepping over. for (unsigned i = 1, e = GEP->getNumOperands(); i != e; ++i, ++GTI) { Value *Op = GEP->getOperand(i); - uint64_t Size = TD.getTypeSize(*GTI) & PtrSizeMask; + uint64_t Size = TD.getTypeSize(GTI.getIndexedType()) & PtrSizeMask; Constant *Scale = ConstantExpr::getCast(ConstantUInt::get(UIntPtrTy, Size), SIntPtrTy); if (Constant *OpC = dyn_cast<Constant>(Op)) { |
