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diff tests/test-ldexpl.c @ 11224:5aa57cee93aa

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avoid gcc 3.4.3 bug on long double NaN on Irix 6.5 * tests/nan.h (NaNl): Rewrite as function on Irix, to avoid compilation bug by using runtime conversion. * m4/isfinite.m4 (gl_ISFINITE): Likewise. * m4/isnanl.m4 (gl_FUNC_ISNANL): Likewise. * modules/ceill-tests (Files): Use nan.h. * modules/floorl-tests (Files): Likewise. * modules/frexpl-tests (Files): Likewise. * modules/isnanl-tests (Files): Likewise. * modules/ldexpl-tests (Files): Likewise. * modules/roundl-tests (Files): Likewise. * modules/truncl-tests (Files): Likewise. * tests/test-ceill.c (main): Use a working NaN. * tests/test-floorl.c (main): Likewise. * tests/test-frexpl.c (main): Likewise. * tests/test-isnan.c (test_long_double): Likewise. * tests/test-isnanl.h (main): Likewise. * tests/test-ldexpl.h (main): Likewise. * tests/test-roundl.h (main): Likewise. * tests/test-truncl.h (main): Likewise. See http://lists.gnu.org/archive/html/bug-gnulib/2009-02/msg00190.html. Signed-off-by: Eric Blake <ebb9@byu.net>
author Eric Blake <ebb9@byu.net>
date Thu, 26 Feb 2009 20:18:42 -0700
parents df76e2fc2a8e
children e8d2c6fc33ad
line wrap: on
line diff
--- a/tests/test-ldexpl.c
+++ b/tests/test-ldexpl.c
@@ -26,6 +26,7 @@
 
 #include "fpucw.h"
 #include "isnanl-nolibm.h"
+#include "nan.h"
 
 #define ASSERT(expr) \
   do									     \
@@ -66,7 +67,7 @@
   BEGIN_LONG_DOUBLE_ROUNDING ();
 
   { /* NaN.  */
-    x = 0.0L / 0.0L;
+    x = NaNl ();
     y = ldexpl (x, 0); ASSERT (isnanl (y));
     y = ldexpl (x, 5); ASSERT (isnanl (y));
     y = ldexpl (x, -5); ASSERT (isnanl (y));