X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=tests%2Ftest-round1.c;h=0f2ed94af0ad620d6b86afaba84947e655122b40;hb=8df2459e40ab2ee726f4532c0699d4f7a40717d0;hp=935eb10473d15aa32888fd28a0b951ecd576940f;hpb=f2bbde92e487b8446ff201767c430306450220be;p=gnulib.git

diff --git a/tests/test-round1.c b/tests/test-round1.c
index 935eb1047..0f2ed94af 100644
--- a/tests/test-round1.c
+++ b/tests/test-round1.c
@@ -40,12 +40,16 @@
     }									     \
   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 (round (0.0) == 0.0);
-  ASSERT (round (-0.0) == 0.0);
+  ASSERT (round (-zero) == 0.0);
   /* Positive numbers.  */
   ASSERT (round (0.3) == 0.0);
   ASSERT (round (0.5) == 1.0);