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-rw-r--r--llvm/lib/AsmParser/LLParser.cpp11
1 files changed, 7 insertions, 4 deletions
diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp
index 712a2c6762d..d1891b7feb0 100644
--- a/llvm/lib/AsmParser/LLParser.cpp
+++ b/llvm/lib/AsmParser/LLParser.cpp
@@ -3193,20 +3193,23 @@ bool LLParser::ParseValID(ValID &ID, PerFunctionState *PFS) {
ExplicitTypeLoc,
"explicit pointee type doesn't match operand's pointee type");
+ unsigned GEPWidth =
+ BaseType->isVectorTy() ? BaseType->getVectorNumElements() : 0;
+
ArrayRef<Constant *> Indices(Elts.begin() + 1, Elts.end());
for (Constant *Val : Indices) {
Type *ValTy = Val->getType();
if (!ValTy->getScalarType()->isIntegerTy())
return Error(ID.Loc, "getelementptr index must be an integer");
- if (ValTy->isVectorTy() != BaseType->isVectorTy())
- return Error(ID.Loc, "getelementptr index type missmatch");
if (ValTy->isVectorTy()) {
unsigned ValNumEl = ValTy->getVectorNumElements();
- unsigned PtrNumEl = BaseType->getVectorNumElements();
- if (ValNumEl != PtrNumEl)
+ if (GEPWidth && (ValNumEl != GEPWidth))
return Error(
ID.Loc,
"getelementptr vector index has a wrong number of elements");
+ // GEPWidth may have been unknown because the base is a scalar,
+ // but it is known now.
+ GEPWidth = ValNumEl;
}
}
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