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-rw-r--r--stdio-common/Makefile4
-rw-r--r--stdio-common/_itoa.c5
-rw-r--r--stdio-common/bug17.c31
-rw-r--r--stdio-common/printf_fp.c99
-rw-r--r--stdio-common/test-vfprintf.c8
-rw-r--r--stdio-common/tfformat.c33
-rw-r--r--stdio-common/tst-sprintf.c21
-rw-r--r--stdio-common/tst-sprintf2.c82
-rw-r--r--stdio-common/tstscanf.c4
-rw-r--r--stdio-common/vfprintf.c43
-rw-r--r--stdio-common/vfscanf.c8
11 files changed, 275 insertions, 63 deletions
diff --git a/stdio-common/Makefile b/stdio-common/Makefile
index 37bcdb3bc8..7bd368bdca 100644
--- a/stdio-common/Makefile
+++ b/stdio-common/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1991-2002,2003,2004,2005,2006 Free Software Foundation, Inc.
+# Copyright (C) 1991-2006, 2007 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
@@ -54,7 +54,7 @@ tests := tstscanf test_rdwr test-popen tstgetln test-fseek \
tst-swprintf tst-fseek tst-fmemopen test-vfprintf tst-gets \
tst-perror tst-sprintf tst-rndseek tst-fdopen tst-fphex bug14 bug15 \
tst-popen tst-unlockedio tst-fmemopen2 tst-put-error tst-fgets \
- tst-fwrite bug16
+ tst-fwrite bug16 bug17 tst-sprintf2
test-srcs = tst-unbputc tst-printf
diff --git a/stdio-common/_itoa.c b/stdio-common/_itoa.c
index f61b23fceb..285fde2ab9 100644
--- a/stdio-common/_itoa.c
+++ b/stdio-common/_itoa.c
@@ -1,5 +1,5 @@
/* Internal function for converting integers to ASCII.
- Copyright (C) 1994, 1995, 1996, 1999, 2000, 2002, 2003, 2004
+ Copyright (C) 1994, 1995, 1996, 1999, 2000, 2002, 2003, 2004, 2007
Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Torbjorn Granlund <tege@matematik.su.se>
@@ -269,6 +269,7 @@ _itoa (value, buflim, base, upper_case)
default:
{
+ char *bufend = buflim;
#if BITS_PER_MP_LIMB == 64
mp_limb_t base_multiplier = brec->base_multiplier;
if (brec->flag)
@@ -454,6 +455,8 @@ _itoa (value, buflim, base, upper_case)
}
while (n != 0);
#endif
+ if (buflim == bufend)
+ *--buflim = '0';
}
break;
}
diff --git a/stdio-common/bug17.c b/stdio-common/bug17.c
new file mode 100644
index 0000000000..2ef398674b
--- /dev/null
+++ b/stdio-common/bug17.c
@@ -0,0 +1,31 @@
+#include <stdio.h>
+#include <string.h>
+
+static int
+do_test (void)
+{
+ static const char expect[] = "0, 0, 0";
+ char buf[100];
+ int status = 0;
+
+ static const char fmt1[] = "%0d, %0ld, %0lld";
+ snprintf (buf, sizeof (buf), fmt1, 0, 0L, 0LL);
+ if (strcmp (buf, expect) != 0)
+ {
+ printf ("\"%s\": got \"%s\", expected \"%s\"\n", fmt1, buf, expect);
+ status = 1;
+ }
+
+ static const char fmt2[] = "%0u, %0lu, %0llu";
+ snprintf (buf, sizeof (buf), fmt2, 0u, 0uL, 0uLL);
+ if (strcmp (buf, expect) != 0)
+ {
+ printf ("\"%s\": got \"%s\", expected \"%s\"\n", fmt2, buf, expect);
+ status = 1;
+ }
+
+ return status;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/stdio-common/printf_fp.c b/stdio-common/printf_fp.c
index e4e32f9c28..b48b689661 100644
--- a/stdio-common/printf_fp.c
+++ b/stdio-common/printf_fp.c
@@ -1,6 +1,5 @@
/* Floating point output for `printf'.
- Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2006
- Free Software Foundation, Inc.
+ Copyright (C) 1995-2003, 2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Written by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995.
@@ -793,7 +792,7 @@ ___printf_fp (FILE *fp,
else
{
/* This is a special case. We don't need a factor because the
- numbers are in the range of 0.0 <= fp < 8.0. We simply
+ numbers are in the range of 1.0 <= |fp| < 8.0. We simply
shift it to the right place and divide it by 1.0 to get the
leading digit. (Of course this division is not really made.) */
assert (0 <= exponent && exponent < 3 &&
@@ -811,12 +810,14 @@ ___printf_fp (FILE *fp,
int chars_needed;
int expscale;
int intdig_max, intdig_no = 0;
- int fracdig_min, fracdig_max, fracdig_no = 0;
+ int fracdig_min;
+ int fracdig_max;
int dig_max;
int significant;
int ngroups = 0;
+ char spec = _tolower (info->spec);
- if (_tolower (info->spec) == 'e')
+ if (spec == 'e')
{
type = info->spec;
intdig_max = 1;
@@ -826,7 +827,7 @@ ___printf_fp (FILE *fp,
dig_max = INT_MAX; /* Unlimited. */
significant = 1; /* Does not matter here. */
}
- else if (_tolower (info->spec) == 'f')
+ else if (spec == 'f')
{
type = 'f';
fracdig_min = fracdig_max = info->prec < 0 ? 6 : info->prec;
@@ -923,7 +924,9 @@ ___printf_fp (FILE *fp,
}
/* Generate the needed number of fractional digits. */
- while (fracdig_no < fracdig_min
+ int fracdig_no = 0;
+ int added_zeros = 0;
+ while (fracdig_no < fracdig_min + added_zeros
|| (fracdig_no < fracdig_max && (fracsize > 1 || frac[0] != 0)))
{
++fracdig_no;
@@ -934,7 +937,7 @@ ___printf_fp (FILE *fp,
{
++fracdig_max;
if (fracdig_min > 0)
- ++fracdig_min;
+ ++added_zeros;
}
}
@@ -971,11 +974,25 @@ ___printf_fp (FILE *fp,
{
/* Process fractional digits. Terminate if not rounded or
radix character is reached. */
+ int removed = 0;
while (*--wtp != decimalwc && *wtp == L'9')
- *wtp = '0';
+ {
+ *wtp = L'0';
+ ++removed;
+ }
+ if (removed == fracdig_min && added_zeros > 0)
+ --added_zeros;
if (*wtp != decimalwc)
/* Round up. */
(*wtp)++;
+ else if (__builtin_expect (spec == 'g' && type == 'f' && info->alt
+ && wtp == wstartp + 1
+ && wstartp[0] == L'0',
+ 0))
+ /* This is a special case: the rounded number is 1.0,
+ the format is 'g' or 'G', and the alternative format
+ is selected. This means the result must be "1.". */
+ --added_zeros;
}
if (fracdig_no == 0 || *wtp == decimalwc)
@@ -997,6 +1014,12 @@ ___printf_fp (FILE *fp,
{
*wstartp = '1';
exponent += expsign == 0 ? 1 : -1;
+
+ /* The above exponent adjustment could lead to 1.0e-00,
+ e.g. for 0.999999999. Make sure exponent 0 always
+ uses + sign. */
+ if (exponent == 0)
+ expsign = 0;
}
else if (intdig_no == dig_max)
{
@@ -1042,7 +1065,7 @@ ___printf_fp (FILE *fp,
do_expo:
/* Now remove unnecessary '0' at the end of the string. */
- while (fracdig_no > fracdig_min && *(wcp - 1) == L'0')
+ while (fracdig_no > fracdig_min + added_zeros && *(wcp - 1) == L'0')
{
--wcp;
--fracdig_no;
@@ -1060,26 +1083,46 @@ ___printf_fp (FILE *fp,
/* Write the exponent if it is needed. */
if (type != 'f')
{
- *wcp++ = (wchar_t) type;
- *wcp++ = expsign ? L'-' : L'+';
+ if (__builtin_expect (expsign != 0 && exponent == 4 && spec == 'g', 0))
+ {
+ /* This is another special case. The exponent of the number is
+ really smaller than -4, which requires the 'e'/'E' format.
+ But after rounding the number has an exponent of -4. */
+ assert (wcp >= wstartp + 1);
+ assert (wstartp[0] == L'1');
+ __wmemcpy (wstartp, L"0.0001", 6);
+ wstartp[1] = decimalwc;
+ if (wcp >= wstartp + 2)
+ {
+ wmemset (wstartp + 6, L'0', wcp - (wstartp + 2));
+ wcp += 4;
+ }
+ else
+ wcp += 5;
+ }
+ else
+ {
+ *wcp++ = (wchar_t) type;
+ *wcp++ = expsign ? L'-' : L'+';
- /* Find the magnitude of the exponent. */
- expscale = 10;
- while (expscale <= exponent)
- expscale *= 10;
+ /* Find the magnitude of the exponent. */
+ expscale = 10;
+ while (expscale <= exponent)
+ expscale *= 10;
- if (exponent < 10)
- /* Exponent always has at least two digits. */
- *wcp++ = L'0';
- else
- do
- {
- expscale /= 10;
- *wcp++ = L'0' + (exponent / expscale);
- exponent %= expscale;
- }
- while (expscale > 10);
- *wcp++ = L'0' + exponent;
+ if (exponent < 10)
+ /* Exponent always has at least two digits. */
+ *wcp++ = L'0';
+ else
+ do
+ {
+ expscale /= 10;
+ *wcp++ = L'0' + (exponent / expscale);
+ exponent %= expscale;
+ }
+ while (expscale > 10);
+ *wcp++ = L'0' + exponent;
+ }
}
/* Compute number of characters which must be filled with the padding
diff --git a/stdio-common/test-vfprintf.c b/stdio-common/test-vfprintf.c
index a683eac779..342ac471da 100644
--- a/stdio-common/test-vfprintf.c
+++ b/stdio-common/test-vfprintf.c
@@ -1,5 +1,5 @@
/* Tests of *printf for very large strings.
- Copyright (C) 2000, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2002, 2003, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
@@ -94,6 +94,7 @@ main (void)
fprintf (fp, "%.*s", 30000, large);
large[20000] = '\0';
fprintf (fp, large);
+ fprintf (fp, "%-1.300000000s", "hello");
if (fflush (fp) != 0 || ferror (fp) != 0 || fclose (fp) != 0)
{
@@ -108,11 +109,12 @@ main (void)
setlocale (LC_ALL, NULL));
exit (1);
}
- else if (st.st_size != 99999)
+ else if (st.st_size != 50000 + 30000 + 19999 + 5)
{
printf ("file size incorrect for locale %s: %jd instead of %jd\n",
setlocale (LC_ALL, NULL),
- (intmax_t) st.st_size, (intmax_t) 99999);
+ (intmax_t) st.st_size,
+ (intmax_t) 50000 + 30000 + 19999 + 5);
res = 1;
}
else
diff --git a/stdio-common/tfformat.c b/stdio-common/tfformat.c
index ea7365b2c9..7704ddde39 100644
--- a/stdio-common/tfformat.c
+++ b/stdio-common/tfformat.c
@@ -4012,6 +4012,32 @@ sprint_double_type sprint_doubles[] =
{__LINE__, 16, "0x1.0p+4", "%.1a"},
{__LINE__, 16, "0x1.00000000000000000000p+4", "%.20a"},
{__LINE__, 4444.88888888, "4445", "%2.F"},
+ {__LINE__, 0.956, "1", "%.0g"},
+ {__LINE__, 1.0956, "1.", "%#.0g"},
+ {__LINE__, 0.956, "1.", "%#.0g"},
+ {__LINE__, 0.0956, "0.1", "%#.0g"},
+ {__LINE__, 0.00956, "0.01", "%#.0g"},
+ {__LINE__, 0.000956, "0.001", "%#.0g"},
+ {__LINE__, 0.000098, "0.0001", "%#.0g"},
+ {__LINE__, 0.0000996, "0.00010", "%#.2g"},
+ {__LINE__, 9.999999999999999e-05, "0.0001", "%g"},
+ {__LINE__, 1.0, "1.000000e+00", "%e"},
+ {__LINE__, .9999999999999999, "1.000000e+00", "%e"},
+
+ {__LINE__, 912.98, "913.0", "%#.4g"},
+ {__LINE__, 50.999999, "51.000", "%#.5g"},
+ {__LINE__, 0.956, "1", "%.1g"},
+ {__LINE__, 0.956, "1.", "%#.1g"},
+ {__LINE__, 0.996, "1", "%.2g"},
+ {__LINE__, 0.996, "1.0", "%#.2g"},
+ {__LINE__, 999.98, "1000", "%.4g"},
+ {__LINE__, 999.98, "1000.", "%#.4g"},
+ {__LINE__, 999.998, "1000", "%.5g"},
+ {__LINE__, 999.998, "1000.0", "%#.5g"},
+ {__LINE__, 999.9998, "1000", "%g"},
+ {__LINE__, 999.9998, "1000.00", "%#g"},
+ {__LINE__, 912.98, "913", "%.4g"},
+ {__LINE__, 50.999999, "51", "%.5g"},
{0 }
@@ -4023,13 +4049,8 @@ sprint_double_type sprint_doubles[] =
int required_precision = 13;
-#if defined(__STDC__) || defined(__cplusplus)
static int
matches (register char *result, register const char *desired)
-#else
-int matches(result, desired)
- register char *result; register const char *desired;
-#endif
{
int digits_seen = 0;
for (;; result++, desired++) {
@@ -4080,7 +4101,7 @@ int main(int argc, char *argv[])
/* And one special test. */
{
- const char ref[] = "1.7763568394002504646778106689453125e-15";
+ static const char ref[] = "1.7763568394002504646778106689453125e-15";
int i;
d = 1.0;
for (i = 1; i < 50; ++i)
diff --git a/stdio-common/tst-sprintf.c b/stdio-common/tst-sprintf.c
index c61d3b50e4..c04fef18f4 100644
--- a/stdio-common/tst-sprintf.c
+++ b/stdio-common/tst-sprintf.c
@@ -37,5 +37,26 @@ main (void)
free (dst);
}
+ if (sprintf (buf, "%1$d%3$.*2$s%4$d", 7, 67108863, "x", 8) != 3
+ || strcmp (buf, "7x8") != 0)
+ {
+ printf ("sprintf (buf, \"%%1$d%%3$.*2$s%%4$d\", 7, 67108863, \"x\", 8) produced `%s' output", buf);
+ result = 1;
+ }
+
+ if (sprintf (buf, "%67108863.16\"%d", 7) != 14
+ || strcmp (buf, "%67108863.16\"7") != 0)
+ {
+ printf ("sprintf (buf, \"%%67108863.16\\\"%%d\", 7) produced `%s' output", buf);
+ result = 1;
+ }
+
+ if (sprintf (buf, "%*\"%d", 0x3ffffff, 7) != 11
+ || strcmp (buf, "%67108863\"7") != 0)
+ {
+ printf ("sprintf (buf, \"%%*\\\"%%d\", 0x3ffffff, 7) produced `%s' output", buf);
+ result = 1;
+ }
+
return result;
}
diff --git a/stdio-common/tst-sprintf2.c b/stdio-common/tst-sprintf2.c
new file mode 100644
index 0000000000..debb68e21f
--- /dev/null
+++ b/stdio-common/tst-sprintf2.c
@@ -0,0 +1,82 @@
+#include <float.h>
+#include <math.h>
+#include <stdio.h>
+#include <string.h>
+
+int
+main (void)
+{
+ volatile union { long double l; long long x[2]; } u, v;
+ char buf[64];
+ int result = 0;
+
+#if LDBL_MANT_DIG == 106 || LDBL_MANT_DIG == 113
+# define COMPARE_LDBL(u, v) \
+ ((u).l == (v).l && (u).x[0] == (v).x[0] && (u).x[1] == (v).x[1])
+#else
+# define COMPARE_LDBL(u, v) ((u).l == (v).l)
+#endif
+
+#define TEST(val) \
+ do \
+ { \
+ u.l = (val); \
+ snprintf (buf, sizeof buf, "%LaL", u.l); \
+ if (strcmp (buf, #val) != 0) \
+ { \
+ printf ("Error on line %d: %s != %s\n", __LINE__, buf, #val); \
+ result = 1; \
+ } \
+ if (sscanf (#val, "%La", &v.l) != 1 || !COMPARE_LDBL (u, v)) \
+ { \
+ printf ("Error sscanf on line %d: %La != %La\n", __LINE__, \
+ u.l, v.l); \
+ result = 1; \
+ } \
+ /* printf ("%s %La %016Lx %016Lx\n", #val, u.l, u.x[0], u.x[1]); */ \
+ } \
+ while (0)
+
+#if LDBL_MANT_DIG >= 106
+# if LDBL_MANT_DIG == 106
+ TEST (0x0.ffffffffffffp-1022L);
+ TEST (0x0.ffffffffffff1p-1022L);
+ TEST (0x0.fffffffffffffp-1022L);
+# endif
+ TEST (0x1p-1022L);
+ TEST (0x1.0000000000001p-1022L);
+ TEST (0x1.00000000001e7p-1022L);
+ TEST (0x1.fffffffffffffp-1022L);
+ TEST (0x1p-1021L);
+ TEST (0x1.00000000000008p-1021L);
+ TEST (0x1.0000000000001p-1021L);
+ TEST (0x1.00000000000018p-1021L);
+ TEST (0x1.0000000000000f8p-1017L);
+ TEST (0x1.0000000000001p-1017L);
+ TEST (0x1.000000000000108p-1017L);
+ TEST (0x1.000000000000dcf8p-1013L);
+ TEST (0x1.000000000000ddp-1013L);
+ TEST (0x1.000000000000dd08p-1013L);
+ TEST (0x1.ffffffffffffffffffffffffffp-1L);
+ TEST (0x1.ffffffffffffffffffffffffff8p-1L);
+ TEST (0x1p+0L);
+ TEST (0x1.000000000000000000000000008p+0L);
+ TEST (0x1.00000000000000000000000001p+0L);
+ TEST (0x1.000000000000000000000000018p+0L);
+ TEST (0x1.23456789abcdef123456789abc8p+0L);
+ TEST (0x1.23456789abcde7123456789abc8p+0L);
+ TEST (0x1.23456789abcdef123456789abc8p+64L);
+ TEST (0x1.23456789abcde7123456789abc8p+64L);
+ TEST (0x1.123456789abcdef123456789p-969L);
+# if LDBL_MANT_DIG == 106
+ TEST (-0x1.2d71957cc1263bbbeb1d365f1e8p-969L);
+ TEST (0x1.23456789abcdef0123456789abp-970L);
+ TEST (0x1.579bde02468acp-1001L);
+ TEST (0x0.abcdef0123456p-1022L);
+ TEST (0x1.abcdef0123456p-1022L);
+ TEST (0x1.abcdef012345678p-1014L);
+ TEST (0x1.abcdef0123456f8p-1014L);
+# endif
+#endif
+ return result;
+}
diff --git a/stdio-common/tstscanf.c b/stdio-common/tstscanf.c
index 44ddf49e15..123d733e3f 100644
--- a/stdio-common/tstscanf.c
+++ b/stdio-common/tstscanf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991,92,96,97,98,99,2000,2001 Free Software Foundation, Inc.
+/* Copyright (C) 1991,92,1996-2001,2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -272,7 +272,7 @@ main (int argc, char **argv)
res = sscanf ("0x1234", "%lf", &d);
printf ("res = %d, d = %f\n", res, d);
- if (res != 0 || d != 123456.789)
+ if (res != 1 || d != 4660)
{
fputs ("test failed!\n", stdout);
result = 1;
diff --git a/stdio-common/vfprintf.c b/stdio-common/vfprintf.c
index 53339f3078..bf5227873b 100644
--- a/stdio-common/vfprintf.c
+++ b/stdio-common/vfprintf.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2002, 2003, 2004, 2005, 2006
+/* Copyright (C) 1991-2002, 2003, 2004, 2005, 2006, 2007
Free Software Foundation, Inc.
This file is part of the GNU C Library.
@@ -1025,10 +1025,11 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
const char *mbs = (const char *) string; \
mbstate_t mbstate; \
\
- len = prec != -1 ? (size_t) prec : strlen (mbs); \
+ len = prec != -1 ? __strnlen (mbs, (size_t) prec) : strlen (mbs); \
\
/* Allocate dynamically an array which definitely is long \
- enough for the wide character version. */ \
+ enough for the wide character version. Each byte in the \
+ multi-byte string can produce at most one wide character. */ \
if (__libc_use_alloca (len * sizeof (wchar_t))) \
string = (CHAR_T *) alloca (len * sizeof (wchar_t)); \
else if ((string = (CHAR_T *) malloc (len * sizeof (wchar_t))) \
@@ -1159,19 +1160,26 @@ vfprintf (FILE *s, const CHAR_T *format, va_list ap)
else \
{ \
/* In case we have a multibyte character set the \
- situation is more compilcated. We must not copy \
+ situation is more complicated. We must not copy \
bytes at the end which form an incomplete character. */\
- wchar_t ignore[prec]; \
+ size_t ignore_size = (unsigned) prec > 1024 ? 1024 : prec;\
+ wchar_t ignore[ignore_size]; \
const char *str2 = string; \
- mbstate_t ps; \
+ const char *strend = string + prec; \
+ if (strend < string) \
+ strend = (const char *) UINTPTR_MAX; \
\
+ mbstate_t ps; \
memset (&ps, '\0', sizeof (ps)); \
- if (__mbsnrtowcs (ignore, &str2, prec, prec, &ps) \
- == (size_t) -1) \
- { \
- done = -1; \
- goto all_done; \
- } \
+ \
+ while (str2 != NULL && str2 < strend) \
+ if (__mbsnrtowcs (ignore, &str2, strend - str2, \
+ ignore_size, &ps) == (size_t) -1) \
+ { \
+ done = -1; \
+ goto all_done; \
+ } \
+ \
if (str2 == NULL) \
len = strlen (string); \
else \
@@ -1618,6 +1626,8 @@ do_positional:
/* Just a counter. */
size_t cnt;
+ free (workstart);
+ workstart = NULL;
if (grouping == (const char *) -1)
{
@@ -1792,7 +1802,9 @@ do_positional:
int use_outdigits = specs[nspecs_done].info.i18n;
char pad = specs[nspecs_done].info.pad;
CHAR_T spec = specs[nspecs_done].info.spec;
- CHAR_T *workstart = NULL;
+
+ workstart = NULL;
+ workend = &work_buffer[sizeof (work_buffer) / sizeof (CHAR_T)];
/* Fill in last information. */
if (specs[nspecs_done].width_arg != -1)
@@ -1888,8 +1900,7 @@ do_positional:
break;
}
- if (__builtin_expect (workstart != NULL, 0))
- free (workstart);
+ free (workstart);
workstart = NULL;
/* Write the following constant string. */
@@ -1917,7 +1928,7 @@ printf_unknown (FILE *s, const struct printf_info *info,
{
int done = 0;
- CHAR_T work_buffer[MAX (info->width, info->spec) + 32];
+ CHAR_T work_buffer[MAX (sizeof (info->width), sizeof (info->prec)) * 3];
CHAR_T *const workend
= &work_buffer[sizeof (work_buffer) / sizeof (CHAR_T)];
register CHAR_T *w;
diff --git a/stdio-common/vfscanf.c b/stdio-common/vfscanf.c
index 1ea9bc4e07..6671602291 100644
--- a/stdio-common/vfscanf.c
+++ b/stdio-common/vfscanf.c
@@ -1,5 +1,4 @@
-/* Copyright (C) 1991-2002, 2003, 2004, 2005, 2006
- Free Software Foundation, Inc.
+/* Copyright (C) 1991-2006, 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -1888,9 +1887,8 @@ _IO_vfscanf_internal (_IO_FILE *s, const char *format, _IO_va_list argptr,
/* Have we read any character? If we try to read a number
in hexadecimal notation and we have read only the `0x'
- prefix or no exponent this is an error. */
- if (__builtin_expect (wpsize == 0
- || (is_hexa && (wpsize == 2 || ! got_e)), 0))
+ prefix this is an error. */
+ if (__builtin_expect (wpsize == 0 || (is_hexa && wpsize == 2), 0))
conv_error ();
scan_float:
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 21:01:52 +0000