| /* PR 30260 */ |
| /* { dg-do link } */ |
| /* { dg-options "-std=gnu11 -pedantic -O" } */ |
| #include <limits.h> |
| |
| void link_error (void); |
| |
| enum A { |
| A1 = 0, |
| A2 = A1 - 1 |
| }; |
| enum B { |
| B1 = 0u, |
| B2 = B1 - 1 /* { dg-bogus "ISO C restricts enumerator values to range of 'int'" } */ |
| }; |
| int main(void) |
| { |
| enum A a = -1; |
| enum B b = -1; |
| |
| if (!(a < 0)) |
| link_error (); |
| if (!(A2 < 0)) |
| link_error (); |
| if (!(b < 0)) |
| link_error (); |
| if (!(B2 < 0)) |
| link_error (); |
| |
| return 0; |
| } |
| |
| enum E1 { e10 = INT_MAX, e11 }; /* { dg-warning "ISO C restricts enumerator values to range of 'int' before C2X" } */ |
| enum E2 { e20 = (unsigned) INT_MAX, e21 }; /* { dg-warning "ISO C restricts enumerator values to range of 'int' before C2X" } */ |
