diff options
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/ScalarReplAggregates.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/ScalarReplAggregates.cpp b/lib/Transforms/Scalar/ScalarReplAggregates.cpp index 29970ecb44..0765e12876 100644 --- a/lib/Transforms/Scalar/ScalarReplAggregates.cpp +++ b/lib/Transforms/Scalar/ScalarReplAggregates.cpp @@ -1166,12 +1166,17 @@ void SROA::CanonicalizeAllocaUsers(AllocationInst *AI) { static void MergeInType(const Type *In, uint64_t Offset, const Type *&Accum, const TargetData &TD) { // If this is our first type, just use it. - if (Accum == 0 || In == Type::VoidTy || + if ((Accum == 0 && Offset == 0) || In == Type::VoidTy || // Or if this is a same type, keep it. (In == Accum && Offset == 0)) { Accum = In; return; } + + // Merging something like i32 into offset 8 means that a "field" is merged in + // before the basic type is. Make sure to consider the offset below. + if (Accum == 0) + Accum = Type::Int8Ty; if (const VectorType *VATy = dyn_cast<VectorType>(Accum)) { if (VATy->getElementType() == In && |