20000127-1.c: New test.

	* compile/20000127-1.c: New test.
	* execute/991228-1.c: New test.

From-SVN: r31667

gcc/testsuite/gcc.c-torture/ChangeLog

+2000-01-27  Jakub Jelinek  <jakub@redhat.com>
+
+	* compile/20000127-1.c: New test.
+	* execute/991228-1.c: New test.
+
 1999-12-27  Martin von Lwis  <loewis@informatik.hu-berlin.de>
 
 	* execute/991227-1.c: New test.

gcc/testsuite/gcc.c-torture/compile/20000127-1.c

+double bar(void), c;
+int foo(void) {
+	double a, b;
+	int i = bar() + bar();
+	a = i; i += 1; a += 0.1; i = c + i;
+	return i;
+}

gcc/testsuite/gcc.c-torture/execute/991228-1.c

+__extension__ union { double d; int i[2]; } u = { d: -0.25 };
+
+int
+signbit(double x)
+{
+  __extension__ union { double d; int i[2]; } u = { d: x };
+  return u.i[0] < 0;
+}
+    
+int main(void)
+{
+  if (2*sizeof(int) != sizeof(double) || u.i[0] >= 0)
+    exit(0);
+
+  if (!signbit(-0.25))
+    abort();
+
+  exit(0);
+}