diff options
Diffstat (limited to 'llvm/lib/Analysis/MemoryBuiltins.cpp')
| -rw-r--r-- | llvm/lib/Analysis/MemoryBuiltins.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/MemoryBuiltins.cpp b/llvm/lib/Analysis/MemoryBuiltins.cpp index e1abf5e..dc2dc4c 100644 --- a/llvm/lib/Analysis/MemoryBuiltins.cpp +++ b/llvm/lib/Analysis/MemoryBuiltins.cpp @@ -767,6 +767,8 @@ SizeOffsetAPInt ObjectSizeOffsetVisitor::visitAllocaInst(AllocaInst &I) { TypeSize ElemSize = DL.getTypeAllocSize(I.getAllocatedType()); if (ElemSize.isScalable() && Options.EvalMode != ObjectSizeOpts::Mode::Min) return ObjectSizeOffsetVisitor::unknown(); + if (!isUIntN(IntTyBits, ElemSize.getKnownMinValue())) + return ObjectSizeOffsetVisitor::unknown(); APInt Size(IntTyBits, ElemSize.getKnownMinValue()); if (!I.isArrayAllocation()) return SizeOffsetAPInt(align(Size, I.getAlign()), Zero); |