vfprintf-valid-redecl.c revision ac83a3cdbfa3dad298ab3d87fb608b9b08176e57 
1// RUN: %clang_cc1 %s -fsyntax-only -pedantic -verify
2// expected-no-diagnostics
3
4// PR16344
5// Clang has defined 'vfprint' in builtin list. If the following line occurs before any other
6// `vfprintf' in this file, and we getPreviousDecl()->getTypeSourceInfo() on it, then we will
7// get a null pointer since the one in builtin list doesn't has valid TypeSourceInfo.
8int vfprintf(void) { return 0; }
9
10// PR4290
11// The following declaration is compatible with vfprintf, so we shouldn't
12// warn.
13int vfprintf();
14