1 /* Test for scanf formats. Formats using extensions to the standard
2 should be rejected in strict pedantic mode.
3 */
4 /* Origin: Joseph Myers <jsm28@cam.ac.uk> */
5 /* { dg-do compile { target { *-*-mingw* } } } */
6 /* { dg-options "-std=iso9899:1990 -pedantic -Wformat" } */
7
8 #define USE_SYSTEM_FORMATS
9 #include "format.h"
10
11 void
foo(char ** sp,wchar_t ** lsp)12 foo (char **sp, wchar_t **lsp)
13 {
14 /* %a formats for allocation, only recognized in C90 mode, are a
15 GNU extension.
16 */
17 scanf ("%as", sp); /* { dg-warning "flag" "%as is unsupported" } */
18 scanf ("%aS", lsp); /* { dg-warning "format|flag" "%aS is unsupported" } */
19 scanf ("%a[bcd]", sp); /* { dg-warning "flag" "%a[] is unsupported" } */
20 }
21