float-floor.c: New.

2005-10-05  Dale Johannesen  <dalej@apple.com>

        * gcc.c-torture/execute/float-floor.c:  New.

From-SVN: r105004

gcc/testsuite/ChangeLog

+2005-10-05  Dale Johannesen  <dalej@apple.com>
+
+	* gcc.c-torture/execute/float-floor.c:  New.
+
 2005-10-05  Paolo Bonzini  <bonzini@gnu.org>
 
 	PR tree-optimization/21419

gcc/testsuite/gcc.c-torture/execute/float-floor.c

+double d = 1024.0 - 1.0 / 32768.0;
+extern double floor(double);
+extern float floorf(float);
+extern void abort();
+
+int main() {
+
+    double df = floor(d);
+    float f1 = (float)floor(d);
+
+    if ((int)df != 1023 || (int)f1 != 1023)
+      abort ();
+
+    return 0;
+}