re PR rtl-optimization/57410 (ICE: in emit_spill_move, at lra-constraints.c:863…

re PR rtl-optimization/57410 (ICE: in emit_spill_move, at lra-constraints.c:863 with -fpeel-loops and uninitialised variable)

2013-11-27  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/57410
	* gcc.target/i386/pr57410.c: New.

From-SVN: r205451

gcc/testsuite/gcc.target/i386/pr57410.c

+/* { dg-do compile } */
+/* { dg-options "-O -fpeel-loops" } */
+
+extern char outbuffer[];
+extern char buffer[];
+
+void foo(int j)
+{
+  unsigned i, fp = fp;
+  for (i = 0; i < 6; i++)
+    buffer[j++] = outbuffer[fp - i];
+}