1 /* 2 Origin: Dodji Seketeli <dodji@redhat.com> 3 { dg-options "-std=iso9899:1999 -pedantic" } 4 { dg-do compile } 5 */ 6 7 #include "system-binary-constants-1.h" 8 9 int foo(void)10foo (void) 11 { 12 #if BINARY_INT_CONSTANT_IN_SYSTEM_HEADER /* A binary constant defined 13 in system header. No 14 warning. */ 15 return 23; 16 #endif 17 return 0b1101; /* { dg-warning "binary constants are a GCC extension" } */ 18 } 19