re PR tree-optimization/31606 (ICE in try_instantiate_multiple_fields, at tree-sra.c:1601)

2007-05-22  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/31606
        * gcc.c-torture/20070522-1.c: New testcase.

From-SVN: r124968

gcc/testsuite/ChangeLog

+2007-05-22  Andrew Pinski  <andrew_pinski@playstation.sony.com>
+
+	PR middle-end/31606
+	* gcc.c-torture/20070522-1.c: New testcase.
+
 2007-05-22  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* gcc.target/i386/sse4_1-check.h: Don't include <stdio.h>.

gcc/testsuite/gcc.c-torture/20070522-1.c

+/* This was PR 31606, we were trying to use TImode to expand the
+   struct copy in SRA but TImode is not support on ia32. */
+
+struct Collision {
+   int edge;
+   int triangle;
+  float _M_instance[3] __attribute__((__aligned__));
+};
+void  get_collisions(struct Collision a) {
+  struct Collision b = a;
+}