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[Verification] Permit swifterror in arg buffer. #1894

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[Verification] Permit swifterror in arg buffer. #1894

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17 changes: 10 additions & 7 deletions llvm/lib/IR/Verifier.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3006,13 +3006,16 @@ void Verifier::visitCallBase(CallBase &Call) {
"swifterror argument for call has mismatched alloca", AI, Call);
continue;
}
auto ArgI = dyn_cast<Argument>(SwiftErrorArg);
Assert(ArgI,
"swifterror argument should come from an alloca or parameter",
SwiftErrorArg, Call);
Assert(ArgI->hasSwiftErrorAttr(),
"swifterror argument for call has mismatched parameter", ArgI,
Call);
if (auto *ArgI = dyn_cast<Argument>(SwiftErrorArg)) {
Assert(ArgI->hasSwiftErrorAttr(),
"swifterror argument for call has mismatched parameter", ArgI,
Call);
} else {
auto *GEP = dyn_cast<GetElementPtrInst>(SwiftErrorArg);
Assert(GEP,
"swifterror argument for call has mismatched parameter", ArgI,
Call);
}
}

if (Attrs.hasParamAttribute(i, Attribute::ImmArg)) {
Expand Down