re PR rtl-optimization/53352 (Incorrect CSE optimization on RTL expressions with a paradoxical subreg)

gcc/
2012-05-15  Meador Inge  <meadori@codesourcery.com>

	PR rtl-optimization/53352
	* cse.c (equiv_constant): Ignore paradoxical subregs.

gcc/testsuite/
2012-05-15  Meador Inge  <meadori@codesourcery.com>

	PR rtl-optimization/53352
	* gcc.dg/pr53352.c: New test.

From-SVN: r187648