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Diffstat (limited to 'stdio-common/tstdiomisc.c')
-rw-r--r--stdio-common/tstdiomisc.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/stdio-common/tstdiomisc.c b/stdio-common/tstdiomisc.c
index db038fa2b0..452a21f9cb 100644
--- a/stdio-common/tstdiomisc.c
+++ b/stdio-common/tstdiomisc.c
@@ -46,9 +46,6 @@ t2 (void)
return result;
}
-volatile double nanval;
-
-
static int
F (void)
{
@@ -56,9 +53,8 @@ F (void)
wchar_t wbuf[10];
int result;
- nanval = NAN;
-
- snprintf (buf, sizeof buf, "%f %F", nanval, nanval);
+ snprintf (buf, sizeof buf, "%f %F", DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX,
+ DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX);
result = strcmp (buf, "nan NAN") != 0;
printf ("expected \"nan NAN\", got \"%s\"\n", buf);
@@ -66,7 +62,9 @@ F (void)
result |= strcmp (buf, "inf INF") != 0;
printf ("expected \"inf INF\", got \"%s\"\n", buf);
- swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), L"%f %F", nanval, nanval);
+ swprintf (wbuf, sizeof wbuf / sizeof (wbuf[0]), L"%f %F",
+ DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX,
+ DBL_MAX * DBL_MAX - DBL_MAX * DBL_MAX);
result |= wcscmp (wbuf, L"nan NAN") != 0;
printf ("expected L\"nan NAN\", got L\"%S\"\n", wbuf);