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authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /stdio-common/tstdiomisc.c
parent7d58530341304d403a6626d7f7a1913165fe2f32 (diff)
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2.5-18.1
Diffstat (limited to 'stdio-common/tstdiomisc.c')
-rw-r--r--stdio-common/tstdiomisc.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/stdio-common/tstdiomisc.c b/stdio-common/tstdiomisc.c
index 452a21f9cb..db038fa2b0 100644
--- a/stdio-common/tstdiomisc.c
+++ b/stdio-common/tstdiomisc.c
@@ -46,6 +46,9 @@ t2 (void)
   return result;
 }
 
+volatile double nanval;
+
+
 static int
 F (void)
 {
@@ -53,8 +56,9 @@ F (void)
   wchar_t wbuf[10];
   int result;
 
-  snprintf (buf, sizeof buf, "%f %F", 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);
 
@@ -62,9 +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]), L"%f %F",
-	    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);