single-precision-constant.c: Tweak for non-C99 runtimes.

	* gcc.dg/single-precision-constant.c: Tweak for non-C99 runtimes.

From-SVN: r111638

gcc/testsuite/ChangeLog

+2006-03-02  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+	* gcc.dg/single-precision-constant.c: Tweak for non-C99 runtimes.
+
 2006-03-01  Mike Stump  <mrs@apple.com>
 
 	* g++.dg/abi/key2.C: Add.

gcc/testsuite/gcc.dg/single-precision-constant.c

@@ -6,13 +6,17 @@
 #include <math.h>
 #include <float.h>
 
+#include "builtins-config.h"
+
 int main (void)
 {
   int result = 0;
   double local_DBL_MAX = DBL_MAX; 
   double local_DBL_MIN = DBL_MIN;
+#ifdef HAVE_C99_RUNTIME
   if (isinf (local_DBL_MAX))
     result |= 1;
+#endif
   if (local_DBL_MIN <= 0.0)
     result |= 1;
   return result;