Don't send a value dependent expression into the expression evaluator,
HandleSizeof would crash. Making HandleSizeof handle dependent types
would noisily warn about the operation even if everything turns out OK
after instantiation.
This fixes PR21848.
llvm-svn: 224240
bool IsStringPlusInt = StrExpr &&
IndexExpr->getType()->isIntegralOrUnscopedEnumerationType();
- if (!IsStringPlusInt)
+ if (!IsStringPlusInt || IndexExpr->isValueDependent())
return;
llvm::APSInt index;
consume(A B + sizeof(A) - 1);
}
+template <typename T>
+void PR21848() {
+ (void)(sizeof(T) + ""); // expected-warning {{to a string does not append to the string}} expected-note {{use array indexing to silence this warning}}
+}
+template void PR21848<int>(); // expected-note {{in instantiation of function template specialization 'PR21848<int>' requested here}}