================
@@ -1110,6 +1110,10 @@ static bool isTrivialForMSVC(const CXXRecordDecl *RD,
QualType Ty,
isa<VectorType>(Base)) {
return true;
}
+ if (CGM.getTarget().getTriple().isX86() &&
+ CGM.getABIInfo().isHomogeneousAggregate(Ty, Base, NumElts)) {
----------------
efriedma-quic wrote:
canPassInRegisters() is already a little weird on Microsoft targets; we set it
to true for classes the standard forbids returning in registers. Going a
little further outside those rules is probably okay.
https://github.com/llvm/llvm-project/pull/113104
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