re PR target/46434 (crx-elf --enable-werror-always build fails)

	PR target/46434
	* config/crx/crx.c (crx_expand_epilogue): Remove unused variable.
Index: config/crx/crx.c
===================================================================
--- config/crx/crx.c	(revision 166609)
+++ config/crx/crx.c	(working copy)
@@ -613,6 +613,8 @@ static int crx_addr_reg_p (rtx addr_reg)
       return FALSE;
     }
 
+  gcc_assert (REGNO (reg) != CC_REGNUM);
+
   return TRUE;
 }
 
@@ -1439,17 +1441,12 @@ crx_expand_prologue (void)
 void
 crx_expand_epilogue (void)
 {
-  rtx return_reg;
-
   /* Nonzero if we need to return and pop only RA. This will generate a
    * different insn. This differentiate is for the peepholes for call as last
    * statement in function. */
   int only_popret_RA = (save_regs[RETURN_ADDRESS_REGNUM]
 			&& (sum_regs == UNITS_PER_WORD));
 
-  /* Return register.  */
-  return_reg = gen_rtx_REG (Pmode, RETURN_ADDRESS_REGNUM);
-
   if (frame_pointer_needed)
     /* Restore the stack pointer with the frame pointers value */
     emit_move_insn (stack_pointer_rtx, frame_pointer_rtx);

From-SVN: r166954

gcc/ChangeLog

@@ -13,6 +13,9 @@
 	(m68hc11_check_z_replacement) <CLOBBER>: Set this_insn_uses_ix and
 	this_insn_uses_iy before use.
 
+	PR target/46434
+	* config/crx/crx.c (crx_expand_epilogue): Remove unused variable.
+
 2010-11-19  Joseph Myers  <joseph@codesourcery.com>
 
 	PR c/46547

gcc/config/crx/crx.c

@@ -1439,17 +1439,12 @@ crx_expand_prologue (void)
 void
 crx_expand_epilogue (void)
 {
-  rtx return_reg;
-
   /* Nonzero if we need to return and pop only RA. This will generate a
    * different insn. This differentiate is for the peepholes for call as last
    * statement in function. */
   int only_popret_RA = (save_regs[RETURN_ADDRESS_REGNUM]
 			&& (sum_regs == UNITS_PER_WORD));
 
-  /* Return register.  */
-  return_reg = gen_rtx_REG (Pmode, RETURN_ADDRESS_REGNUM);
-
   if (frame_pointer_needed)
     /* Restore the stack pointer with the frame pointers value */
     emit_move_insn (stack_pointer_rtx, frame_pointer_rtx);