================
@@ -6590,8 +6590,34 @@ ExprResult Sema::BuildCallExpr(Scope *Scope, Expr *Fn,
SourceLocation LParenLoc,
return CallExpr::Create(Context, Fn, ArgExprs, Context.DependentTy,
VK_PRValue, RParenLoc, CurFPFeatureOverrides());
}
- return BuildResolvedCallExpr(Fn, NDecl, LParenLoc, ArgExprs, RParenLoc,
- ExecConfig, IsExecConfig);
+
+ Result = BuildResolvedCallExpr(Fn, NDecl, LParenLoc, ArgExprs, RParenLoc,
+ ExecConfig, IsExecConfig);
+
+ if (FunctionDecl *FDecl = dyn_cast_or_null<FunctionDecl>(NDecl);
+ FDecl && FDecl->getBuiltinID() == Builtin::BI__builtin_get_counted_by) {
+ if (const MemberExpr *ME = ArgExprs[0]->getMemberExpr()) {
+ bool IsFlexibleArrayMember = ME->isFlexibleArrayMemberLike(
+ Context, getLangOpts().getStrictFlexArraysLevel());
+
+ if (!ME->HasSideEffects(Context) && IsFlexibleArrayMember &&
----------------
Sirraide wrote:
Oh, also, this should issue a diagnostic (probably honestly just straight-up an
error) if the expression isn’t a member access of any sort. Or is there a use
case where this might be applied to something that isn’t even a member
expression?
https://github.com/llvm/llvm-project/pull/102549
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