1 // RUN: %clang_cc1 -fsyntax-only -verify -Wno-format -Wformat-pedantic %s 2 // RUN: %clang_cc1 -xobjective-c -fblocks -fsyntax-only -verify -Wno-format -Wformat-pedantic %s 3 // RUN: %clang_cc1 -xc++ -fsyntax-only -verify -Wno-format -Wformat-pedantic %s 4 // RUN: %clang_cc1 -std=c23 -fsyntax-only -verify -Wno-format -Wformat-pedantic %s 5 6 __attribute__((format(printf, 1, 2))) 7 int printf(const char *restrict, ...); 8 9 int main(void) { 10 printf("%p", (int *)0); // expected-warning {{format specifies type 'void *' but the argument has type 'int *'}} 11 printf("%p", (void *)0); 12 13 #ifdef __OBJC__ 14 printf("%p", ^{}); // expected-warning {{format specifies type 'void *' but the argument has type 'void (^)(void)'}} 15 printf("%p", (id)0); // expected-warning {{format specifies type 'void *' but the argument has type 'id'}} 16 #endif 17 18 #if !__is_identifier(nullptr) 19 printf("%p", nullptr); 20 #endif 21 } 22