================
@@ -7518,6 +7523,154 @@ static Attr *getCCTypeAttr(ASTContext &Ctx, ParsedAttr
&Attr) {
llvm_unreachable("unexpected attribute kind!");
}
+std::optional<FunctionEffectMode>
+Sema::ActOnEffectExpression(Expr *CondExpr, StringRef AttributeName) {
+ auto BadExpr = [&]() {
+ Diag(CondExpr->getExprLoc(), diag::err_attribute_argument_type)
+ << ("'" + AttributeName.str() + "'") << AANT_ArgumentIntegerConstant
+ << CondExpr->getSourceRange();
+ return std::nullopt;
+ };
+
+ if (CondExpr->isTypeDependent() || CondExpr->isValueDependent()) {
+ if (CondExpr->containsUnexpandedParameterPack())
+ return BadExpr();
+ return FunctionEffectMode::Dependent;
+ }
+
+ std::optional<llvm::APSInt> ConditionValue =
+ CondExpr->getIntegerConstantExpr(Context);
+ if (!ConditionValue)
+ return BadExpr();
----------------
Sirraide wrote:
(this is referring to `BadExpr()` of course)
https://github.com/llvm/llvm-project/pull/84983
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