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-rw-r--r--math/test-math.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/math/test-math.c b/math/test-math.c
index aa5aeaaafd..edd82a3d1e 100644
--- a/math/test-math.c
+++ b/math/test-math.c
@@ -7,11 +7,15 @@
void print_trig_stuff __P ((void));
int
-main (void)
+main (int argc, char *argv[])
{
const char str[] = "123.456";
double x,h,li,lr,a,lrr;
+ if (signbit (argc < 1 ? -0.0 : 0.0))
+ /* I don't make this an error for now. --drepper */
+ fputs ("\n*** Your compiler has a bug. Consider upgrading\n\n", stderr);
+
x = atof (str);
printf ("%g %g\n", x, pow (10.0, 3.0));