[clang] nonblocking/nonallocating attributes (was: nolock/noalloc) (PR #84983)
Doug Wyatt via cfe-commits
cfe-commits at lists.llvm.org
Thu Apr 11 14:36:51 PDT 2024
================
@@ -3637,6 +3637,15 @@ FunctionProtoType::FunctionProtoType(QualType result, ArrayRef<QualType> params,
auto &EllipsisLoc = *getTrailingObjects<SourceLocation>();
EllipsisLoc = epi.EllipsisLoc;
}
+
+ if (epi.FunctionEffects) {
+ auto &ExtraBits = *getTrailingObjects<FunctionTypeExtraBitfields>();
+ ExtraBits.HasFunctionEffects = true;
+
+ // N.B. This is uninitialized storage.
+ FunctionEffectSet *PFX = getTrailingObjects<FunctionEffectSet>();
+ new (PFX) FunctionEffectSet(epi.FunctionEffects);
----------------
dougsonos wrote:
It would also appear that neither `FunctionProtoType` nor `TrailingObjects` has any provision for invoking the destructors of the trailing objects. Is it okay that they are leaked?
https://github.com/llvm/llvm-project/pull/84983
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