glibc/stdio-common/tst-sprintf2.c

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#include <float.h>
#include <math.h>
#include <stdio.h>
#include <string.h>
int
main (void)
{
* nss/nsswitch.c (__nss_lookup_function): Don't cast &ni->known to void **. * nss/nsswitch.h (service_user): Use void * type for KNOWN field. * nss/nss_files/files-hosts.c (LINE_PARSER): Cast host_addr to char * to avoid warning. * nis/nss_nis/nis-hosts.c (LINE_PARSER): Likewise. * timezone/Makefile (CFLAGS-zdump.c): Add -fwrapv. * locale/programs/ld-ctype.c (ctype_finish, set_class_defaults, allocate_arrays): Cast second argument to charmap_find_symbol to char * to avoid warnings. * locale/programs/repertoire.c (repertoire_new_char): Change from_nr, to_nr and cnt to unsigned long, adjust printf format string. * locale/programs/ld-collate.c (insert_value, handle_ellipsis): Cast second argument to new_element to char * to avoid warnings. * locale/weightwc.h (findidx): Cast &extra[-i] to const int32_t *. * intl/gettextP.h (struct loaded_domain): Change plural to const struct expression *. * intl/plural-eval.c (plural_eval): Change first argument to const struct expression *. * intl/plural-exp.c (EXTRACT_PLURAL_EXPRESSION): Change first argument to const struct expression **. * intl/plural-exp.h (EXTRACT_PLURAL_EXPRESSION, plural_eval): Adjust prototypes. * intl/loadmsgcat (_nl_unload_domain): Cast away const in call to __gettext_free_exp. * posix/fnmatch.c (fnmatch): Rearrange code to avoid maybe unitialized wstring/wpattern var warnings. * posix/runtests.c (struct a_test): Make data field const char *. * stdio-common/tst-sprintf2.c (main): Don't declere u, v and buf vars if not LDBL_MANT_DIG >= 106. * stdio-common/Makefile (CFLAGS-vfwprintf.c): Add -Wno-unitialized. * stdio-common/vfprintf.c (vfprintf): Cast first arugment to __find_specmb to avoid warning. * rt/tst-mqueue1.c (do_one_test): Add casts to avoid warnings. * debug/test-strcpy_chk.c (do_tests, do_random_tests): Add casts to avoid warnings. * sysdeps/ieee754/ldbl-96/s_roundl.c (huge): Add L suffix to initializer. * sysdeps/unix/clock_gettime.c (clock_gettime): Only define tv var when it will be actually used. * sunrpc/rpc_cmsg.c (xdr_callmsg): Cast IXDR_PUT_* to void to avoid warnings.
2007-07-28 20:36:21 +00:00
#if LDBL_MANT_DIG >= 106
volatile union { long double l; long long x[2]; } u, v;
char buf[64];
* nss/nsswitch.c (__nss_lookup_function): Don't cast &ni->known to void **. * nss/nsswitch.h (service_user): Use void * type for KNOWN field. * nss/nss_files/files-hosts.c (LINE_PARSER): Cast host_addr to char * to avoid warning. * nis/nss_nis/nis-hosts.c (LINE_PARSER): Likewise. * timezone/Makefile (CFLAGS-zdump.c): Add -fwrapv. * locale/programs/ld-ctype.c (ctype_finish, set_class_defaults, allocate_arrays): Cast second argument to charmap_find_symbol to char * to avoid warnings. * locale/programs/repertoire.c (repertoire_new_char): Change from_nr, to_nr and cnt to unsigned long, adjust printf format string. * locale/programs/ld-collate.c (insert_value, handle_ellipsis): Cast second argument to new_element to char * to avoid warnings. * locale/weightwc.h (findidx): Cast &extra[-i] to const int32_t *. * intl/gettextP.h (struct loaded_domain): Change plural to const struct expression *. * intl/plural-eval.c (plural_eval): Change first argument to const struct expression *. * intl/plural-exp.c (EXTRACT_PLURAL_EXPRESSION): Change first argument to const struct expression **. * intl/plural-exp.h (EXTRACT_PLURAL_EXPRESSION, plural_eval): Adjust prototypes. * intl/loadmsgcat (_nl_unload_domain): Cast away const in call to __gettext_free_exp. * posix/fnmatch.c (fnmatch): Rearrange code to avoid maybe unitialized wstring/wpattern var warnings. * posix/runtests.c (struct a_test): Make data field const char *. * stdio-common/tst-sprintf2.c (main): Don't declere u, v and buf vars if not LDBL_MANT_DIG >= 106. * stdio-common/Makefile (CFLAGS-vfwprintf.c): Add -Wno-unitialized. * stdio-common/vfprintf.c (vfprintf): Cast first arugment to __find_specmb to avoid warning. * rt/tst-mqueue1.c (do_one_test): Add casts to avoid warnings. * debug/test-strcpy_chk.c (do_tests, do_random_tests): Add casts to avoid warnings. * sysdeps/ieee754/ldbl-96/s_roundl.c (huge): Add L suffix to initializer. * sysdeps/unix/clock_gettime.c (clock_gettime): Only define tv var when it will be actually used. * sunrpc/rpc_cmsg.c (xdr_callmsg): Cast IXDR_PUT_* to void to avoid warnings.
2007-07-28 20:36:21 +00:00
#endif
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;
}