diff options
Diffstat (limited to 'stdio-common/vfscanf.c')
| -rw-r--r-- | stdio-common/vfscanf.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/stdio-common/vfscanf.c b/stdio-common/vfscanf.c index f8f97cd1d2..8cd59557a6 100644 --- a/stdio-common/vfscanf.c +++ b/stdio-common/vfscanf.c @@ -27,6 +27,7 @@ #include <string.h> #include <wchar.h> #include <wctype.h> +#include <libc-internal.h> #include <libc-lock.h> #include <locale/localeinfo.h> #include <scratch_buffer.h> @@ -1535,6 +1536,13 @@ _IO_vfscanf_internal (_IO_FILE *s, const char *format, _IO_va_list argptr, { /* Get the string for the digits with value N. */ #ifdef COMPILE_WSCANF + + /* wcdigits_extended[] is fully set in the loop + above, but the test for "map != NULL" is done + inside the loop here and outside the loop there. */ + DIAG_PUSH_NEEDS_COMMENT; + DIAG_IGNORE_NEEDS_COMMENT (4.7, "-Wmaybe-uninitialized"); + if (__glibc_unlikely (map != NULL)) wcdigits[n] = wcdigits_extended[n]; else @@ -1542,6 +1550,8 @@ _IO_vfscanf_internal (_IO_FILE *s, const char *format, _IO_va_list argptr, _NL_CURRENT (LC_CTYPE, _NL_CTYPE_INDIGITS0_WC + n); wcdigits[n] += from_level; + DIAG_POP_NEEDS_COMMENT; + if (c == (wint_t) *wcdigits[n]) { to_level = from_level; |