clang/test/SemaCXX/warn-unsequenced-paren-list-init.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -std=c++20 -Wno-unused -Wunsequenced -verify %s
   2
   3 struct A {
   4   int x, y;
   5 };
   6
   7 void test() {
   8   int a = 0;
   9
  10   A agg1( a++, a++ ); // no warning
  11   A agg2( a++ + a, a++ ); // expected-warning {{unsequenced modification and access to 'a'}}
  12
  13   int arr1[]( a++, a++ ); // no warning
  14   int arr2[]( a++ + a, a++ ); // expected-warning {{unsequenced modification and access to 'a'}}
  15 }