File: vfprintf-valid-redecl.c

package info (click to toggle)
llvm-toolchain-18 1%3A18.1.8-18
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,908,340 kB
  • sloc: cpp: 6,667,937; ansic: 1,440,452; asm: 883,619; python: 230,549; objc: 76,880; f90: 74,238; lisp: 35,989; pascal: 16,571; sh: 10,229; perl: 7,459; ml: 5,047; awk: 3,523; makefile: 2,987; javascript: 2,149; xml: 892; fortran: 649; cs: 573
file content (18 lines) | stat: -rw-r--r-- 860 bytes parent folder | download | duplicates (13) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
// 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