File: n3482.c

package info (click to toggle)
llvm-toolchain-21 1%3A21.1.6-3
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,245,028 kB
  • sloc: cpp: 7,619,726; ansic: 1,434,018; asm: 1,058,748; python: 252,740; f90: 94,671; objc: 70,685; lisp: 42,813; pascal: 18,401; sh: 8,601; ml: 5,111; perl: 4,720; makefile: 3,675; awk: 3,523; javascript: 2,409; xml: 892; fortran: 770
file content (15 lines) | stat: -rw-r--r-- 417 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
// RUN: %clang_cc1 -verify -std=c2y -Wall -pedantic -ffreestanding %s

/* WG14 N3482: Yes
 * Slay Some Earthly Demons XVII
 *
 * This paper makes it a constraint violation to call va_start in a non-
 * variadic function. This is something Clang has always diagnosed.
 */

#include <stdarg.h>

void func(int a) {
  va_list list;
  va_start(list, a); // expected-error {{'va_start' used in function with fixed args}}
}