diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/format/ms_c90-scanf-5.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/format/ms_c90-scanf-5.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/format/ms_c90-scanf-5.c b/gcc/testsuite/gcc.dg/format/ms_c90-scanf-5.c new file mode 100644 index 000000000..c714689e0 --- /dev/null +++ b/gcc/testsuite/gcc.dg/format/ms_c90-scanf-5.c @@ -0,0 +1,20 @@ +/* Test for scanf formats. Formats using extensions to the standard + should be rejected in strict pedantic mode. +*/ +/* { dg-do compile { target { *-*-mingw* } } } */ +/* { dg-options "-std=iso9899:1990 -pedantic -Wformat" } */ + +#define USE_SYSTEM_FORMATS +#include "format.h" + +void +foo (char **sp, wchar_t **lsp) +{ + /* m assignment-allocation modifier, recognized in both C90 + and C99 modes, is a POSIX and ISO/IEC WDTR 24731-2 extension. */ + scanf ("%ms", sp); /* { dg-warning "unknown|format" "%ms is unsupported" } */ + scanf ("%mS", lsp); /* { dg-warning "unknown|format" "%mS is unsupported" } */ + scanf ("%mls", lsp); /* { dg-warning "unknown|format" "%mls is unsupported" } */ + scanf ("%m[bcd]", sp); /* { dg-warning "unknown|format" "%m[] is unsupported" } */ + scanf ("%ml[bcd]", lsp); /* { dg-warning "unknown|format" "%ml[] is unsupported" } */ +} |