X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=tests%2Ftest-trunc1.c;h=b9e8a3c88a539febd729017db76940d408cc00ad;hb=4e793c35b62f5ea945b7d33ce36c78fc4d645b3a;hp=ebe4482122c584ab3c5177d003fff110abc75551;hpb=f2bbde92e487b8446ff201767c430306450220be;p=gnulib.git

diff --git a/tests/test-trunc1.c b/tests/test-trunc1.c
index ebe448212..b9e8a3c88 100644
--- 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);