| // RUN: %clang_cc1 %s -fsyntax-only -pedantic -verify -std=c99 |
| // RUN: %clang_cc1 %s -fsyntax-only -pedantic -verify -DPREDECLARE -std=c99 |
| |
| #ifdef PREDECLARE |
| // PR16344 |
| // Clang has defined 'vfprint' in builtin list. If the following line occurs before any other |
| // `vfprintf' in this file, and we getPreviousDecl()->getTypeSourceInfo() on it, then we will |
| // get a null pointer since the one in builtin list doesn't has valid TypeSourceInfo. |
| int vfprintf(void) { return 0; } // expected-warning {{requires inclusion of the header <stdio.h>}} |
| #endif |
| |
| // PR4290 |
| // The following declaration is compatible with vfprintf, so we shouldn't |
| // reject. |
| int vfprintf(); // expected-warning {{a function declaration without a prototype is deprecated in all versions of C}} |
| #ifndef PREDECLARE |
| // expected-warning@-2 {{requires inclusion of the header <stdio.h>}} |
| #endif |
