re PR tree-optimization/32500 (Loop optimization limits range to size of array used inside loop)

2007-07-04  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/32500
	* gcc.c-torture/execute/pr32500.c: New testcase.

From-SVN: r126316

gcc/testsuite/ChangeLog

 2007-07-04  Richard Guenther  <rguenther@suse.de>
 
+	PR tree-optimization/32500
+	* gcc.c-torture/execute/pr32500.c: New testcase.
+
+2007-07-04  Richard Guenther  <rguenther@suse.de>
+
 	PR tree-optimization/32482
 	* gcc.c-torture/compile/pr32482.c: New testcase.
 

gcc/testsuite/gcc.c-torture/execute/pr32500.c

+extern void abort(void);
+extern void exit(int);
+void foo(int) __attribute__((noinline));
+void bar(void) __attribute__((noinline));
+
+/* Make sure foo is not inlined or considered pure/const.  */
+int x;
+void foo(int i) { x = i; }
+void bar(void) { exit(0); }
+
+int
+main(int argc, char *argv[])
+{
+	int i;
+	int numbers[4] = { 0xdead, 0xbeef, 0x1337, 0x4242 };
+
+	for (i = 1; i <= 12; i++) {
+		if (i <= 4)
+			foo(numbers[i]);
+		else if (i >= 7 && i <= 9)
+			bar();
+	}
+
+	abort();
+}
+