local-alloc.c (update_equiv_regs): Check the correct insn for pre-existing REG_EQUIV notes.

        * local-alloc.c (update_equiv_regs): Check the correct insn
        for pre-existing REG_EQUIV notes.

From-SVN: r30111

gcc/ChangeLog

+Wed Oct 20 22:57:58 1999  Jeffrey A Law  (law@cygnus.com)
+
+	* local-alloc.c (update_equiv_regs): Check the correct insn
+	for pre-existing REG_EQUIV notes.
+
 Wed Oct 20 20:41:46 1999  Mark Mitchell  <mark@codesourcery.com>
 
 	* cse.c (cse_end_of_basic_block): Don't return the end of a basic

gcc/local-alloc.c

@@ -761,7 +761,8 @@ update_equiv_regs ()
 	  && REG_N_SETS (regno) == 1
 	  && reg_equiv_init_insns[regno] != 0
 	  && reg_equiv_init_insns[regno] != const0_rtx
-	  && ! find_reg_note (insn, REG_EQUIV, NULL_RTX)
+	  && ! find_reg_note (XEXP (reg_equiv_init_insns[regno], 0),
+			      REG_EQUIV, NULL_RTX)
 	  && ! contains_replace_regs (XEXP (dest, 0), reg_equiv_replace))
 	{
 	  rtx init_insn = XEXP (reg_equiv_init_insns[regno], 0);