| // { dg-do compile } |
| // { dg-options "-std=gnu99 -fdiagnostics-show-option -Wtraditional -Wno-deprecated -Wno-long-long" } |
| |
| #assert x(x) // { dg-warning "suggest hiding #assert from traditional C with an indented # .-Wtraditional." } |
| |
| #define X X // { dg-warning "traditional C ignores #define with the # indented .-Wtraditional." } |
| |
| #if 0 |
| #elif 1 // { dg-warning "suggest not using #elif in traditional C .-Wtraditional." } |
| #endif |
| |
| #define f(X) X |
| int f; // { dg-warning "function-like macro \"f\" must be used with arguments in traditional C .-Wtraditional." } |
| |
| #if 0U // { dg-warning "traditional C rejects the \"U\" suffix .-Wtraditional." } |
| #endif |
| |
| #if +1 // { dg-warning " traditional C rejects the unary plus operator .-Wtraditional." } |
| #endif |
| |
| char *x = "\x0"; // { dg-warning "the meaning of '.x' is different in traditional C .-Wtraditional." } |
| char *y = "\a"; // { dg-warning "the meaning of '.a' is different in traditional C .-Wtraditional." } |
| char *z = "\u0F43"; // { dg-warning "the meaning of '.u' is different in traditional C .-Wtraditional." } |
