Mark 'atexit' obsolete.

[gnulib.git] / tests / test-trunc1.c

diff --git a/tests/test-trunc1.c b/tests/test-trunc1.c
index ebe4482..b9e8a3c 100644 (file)
--- a/tests/test-trunc1.c
+++ b/tests/test-trunc1.c
@@ -38,12 +38,16 @@
     }                                                                       \
   while (0)
 
+/* HP cc on HP-UX 10.20 has a bug with the constant expression -0.0.
+   So we use -zero instead.  */
+double zero = 0.0;
+
 int
 main ()
 {
   /* Zero.  */
   ASSERT (trunc (0.0) == 0.0);
-  ASSERT (trunc (-0.0) == 0.0);
+  ASSERT (trunc (-zero) == 0.0);
   /* Positive numbers.  */
   ASSERT (trunc (0.3) == 0.0);
   ASSERT (trunc (0.7) == 0.0);