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| author | Ulrich Drepper <drepper@redhat.com> | 2006-01-07 22:04:22 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2006-01-07 22:04:22 +0000 |
| commit | 38cbcf0a3792ea56635fe8a57965db2dbb17f55e (patch) | |
| tree | 1b86d386368e0fcdccecd6e609917d3c4d4fcad2 /stdio-common | |
| parent | a7e915610a1a6fa4daa9e02b677ac8d11a723661 (diff) | |
| download | glibc-38cbcf0a3792ea56635fe8a57965db2dbb17f55e.zip glibc-38cbcf0a3792ea56635fe8a57965db2dbb17f55e.tar.gz glibc-38cbcf0a3792ea56635fe8a57965db2dbb17f55e.tar.bz2 | |
* stdio-common/tstdiomisc.c (F): Use NAN to get NaN value.
Diffstat (limited to 'stdio-common')
| -rw-r--r-- | stdio-common/tstdiomisc.c | 21 |
1 files changed, 6 insertions, 15 deletions
diff --git a/stdio-common/tstdiomisc.c b/stdio-common/tstdiomisc.c index e89487c..db038fa 100644 --- a/stdio-common/tstdiomisc.c +++ b/stdio-common/tstdiomisc.c @@ -46,15 +46,8 @@ t2 (void) return result; } -#if FLT_EVAL_METHOD == 2 -volatile long double dbl_max = LDBL_MAX; -# define FLT_FLT_FMT "%Lf %LF" -# define FLT_FLT_WFMT L"%Lf %LF" -#else -# define dbl_max DBL_MAX -# define FLT_FLT_FMT "%f %F" -# define FLT_FLT_WFMT L"%f %F" -#endif +volatile double nanval; + static int F (void) @@ -63,9 +56,9 @@ F (void) wchar_t wbuf[10]; int result; - snprintf (buf, sizeof buf, FLT_FLT_FMT, - dbl_max * dbl_max - dbl_max * dbl_max, - dbl_max * dbl_max - dbl_max * dbl_max); + nanval = NAN; + + snprintf (buf, sizeof buf, "%f %F", nanval, nanval); result = strcmp (buf, "nan NAN") != 0; printf ("expected \"nan NAN\", got \"%s\"\n", buf); @@ -73,9 +66,7 @@ F (void) result |= strcmp (buf, "inf INF") != 0; printf ("expected \"inf INF\", got \"%s\"\n", buf); - swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), FLT_FLT_WFMT, - dbl_max * dbl_max - dbl_max * dbl_max, - dbl_max * dbl_max - dbl_max * dbl_max); + swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), L"%f %F", nanval, nanval); result |= wcscmp (wbuf, L"nan NAN") != 0; printf ("expected L\"nan NAN\", got L\"%S\"\n", wbuf); |