diff options
Diffstat (limited to 'lib/CodeGen/CodeGenFunction.cpp')
| -rw-r--r-- | lib/CodeGen/CodeGenFunction.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/CodeGen/CodeGenFunction.cpp b/lib/CodeGen/CodeGenFunction.cpp index c2016e8386..5e301b5218 100644 --- a/lib/CodeGen/CodeGenFunction.cpp +++ b/lib/CodeGen/CodeGenFunction.cpp @@ -625,6 +625,9 @@ llvm::Value *CodeGenFunction::EmitVLASize(QualType Ty) { EnsureInsertPoint(); if (const VariableArrayType *VAT = getContext().getAsVariableArrayType(Ty)) { + // unknown size indication requires no size computation. + if (!VAT->getSizeExpr()) + return 0; llvm::Value *&SizeEntry = VLASizeMap[VAT->getSizeExpr()]; if (!SizeEntry) { |