From: Richard Stallman <rms@gnu.org>
Date: Mon, 26 Oct 1992 05:53:07 +0000 (+0000)
Subject: (fixup_var_refs_insns): Don't call delete_insn if not -O.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b4ff474ce0342180dbd5e184966feb44c5dd609c;p=gcc.git

(fixup_var_refs_insns): Don't call delete_insn if not -O.

Make a NOTE_INSN_DELETED instead.

From-SVN: r2609
---

diff --git a/gcc/function.c b/gcc/function.c
index 1ff2778f61d..9f02b0dba90 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -1014,7 +1014,11 @@ fixup_var_refs_insns (var, promoted_mode, unsignedp, insn, toplevel)
 	      && SET_DEST (PATTERN (insn)) == var
 	      && rtx_equal_p (SET_SRC (PATTERN (insn)), var))
 	    {
-	      next = delete_insn (insn);
+	      /* In unoptimized compilation, we shouldn't call delete_insn
+		 except in jump.c doing warnings.  */
+	      PUT_CODE (insn, NOTE);
+	      NOTE_LINE_NUMBER (insn) = NOTE_INSN_DELETED;
+	      NOTE_SOURCE_FILE (insn) = 0;
 	      if (insn == last_parm_insn)
 		last_parm_insn = PREV_INSN (next);
 	    }