1 // RUN: %clang_cc1 %s -fsyntax-only -pedantic -verify 2 // RUN: %clang_cc1 %s -fsyntax-only -pedantic -verify -DPREDECLARE 3 // expected-no-diagnostics 4 5 #ifdef PREDECLARE 6 // PR16344 7 // Clang has defined 'vfprint' in builtin list. If the following line occurs before any other 8 // `vfprintf' in this file, and we getPreviousDecl()->getTypeSourceInfo() on it, then we will 9 // get a null pointer since the one in builtin list doesn't has valid TypeSourceInfo. 10 int vfprintf(void) { return 0; } 11 #endif 12 13 // PR4290 14 // The following declaration is compatible with vfprintf, so we shouldn't 15 // warn. 16 int vfprintf(); 17