re PR tree-optimization/49121 (FAIL: gcc.dg/tree-ssa/ivopt_infer_2.c…

re PR tree-optimization/49121 (FAIL: gcc.dg/tree-ssa/ivopt_infer_2.c scan-tree-dump-times ivopts "Replacing" 0)

2011-05-24  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/49121
	* gcc.dg/tree-ssa/ivopt_infer_2.c: Adapt test.

From-SVN: r174103

gcc/testsuite/ChangeLog

+2011-05-24  Tom de Vries  <tom@codesourcery.com>
+
+	PR tree-optimization/49121
+	* gcc.dg/tree-ssa/ivopt_infer_2.c: Adapt test.
+
 2011-05-23  Jason Merrill  <jason@redhat.com>
 
 	* g++.dg/cpp0x/defaulted28.C: New.

gcc/testsuite/gcc.dg/tree-ssa/ivopt_infer_2.c

@@ -5,19 +5,19 @@
 #define TYPE char*
 #endif
 
-extern int a[];
+extern char a[];
 
 /* Can not infer loop iteration from array -- exit test can not be replaced.  */
-void foo (int i_width, TYPE dst, TYPE src1, TYPE src2)
+void foo (unsigned int i_width, TYPE dst)
 {
-      TYPE dstn= dst + i_width;
-      TYPE dst0 = dst;
   unsigned long long i = 0;
-       for( ; dst <= dstn; )
+  unsigned long long j = 0;
+  for ( ; j < i_width; )
     {
-           dst0[i] = ( src1[i] + src2[i] + 1 +a[i]) >> 1;
+      *dst = a[i];
       dst++;
-	   i += 16;
+      i += 2;
+      j += 1;
     }
 }