blob: de7dfcb80bc37c5ff46a90287b1a0cc3b3815240 [file] [log] [blame]
// RUN: %clang_cc1 -verify -std=c++2b -Wall -Wshadow %s
void f() {
for (using foo = int;true;) {} //expected-warning {{unused type alias 'foo'}}
switch(using foo = int; 0) { //expected-warning {{unused type alias 'foo'}}
case 0: break;
}
if(using foo = int; false) {} // expected-warning {{unused type alias 'foo'}}
int x; // expected-warning {{unused variable 'x'}}
if(using x = int; true) {} // expected-warning {{unused type alias 'x'}}
using y = int; // expected-warning {{unused type alias 'y'}} \
// expected-note 2{{previous declaration is here}}
if(using y = double; true) {} // expected-warning {{unused type alias 'y'}} \
// expected-warning {{declaration shadows a type alias in function 'f'}}
for(using y = double; true;) { // expected-warning {{declaration shadows a type alias in function 'f'}}
y foo = 0;
(void)foo;
constexpr y var = 0;
static_assert(var == 0);
}
}