From: Jason Merrill <jason@redhat.com>
Date: Tue, 15 Apr 2003 16:16:44 +0000 (-0400)
Subject: PR middle-end/10336, c++/10401
X-Git-Tag: releases/gcc-3.2.3~13
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=28e8cf6d61b0005b1349c80487fe758154ab4e51;p=thirdparty%2Fgcc.git

PR middle-end/10336, c++/10401

        PR middle-end/10336, c++/10401
        * jump.c (never_reached_warning): Also stop looking if we reach the
        beginning of the function.

From-SVN: r65639
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1536259a08b2..2c9ce2d8078f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2003-04-15  Jason Merrill  <jason@redhat.com>
+
+	PR middle-end/10336, c++/10401
+	* jump.c (never_reached_warning): Also stop looking if we reach the 
+	beginning of the function.
+
 2003-04-14  Hans-Peter Nilsson  <hp@axis.com>
 
 	PR target/10377
diff --git a/gcc/jump.c b/gcc/jump.c
index 9d272e8bc5cd..c668374af879 100644
--- a/gcc/jump.c
+++ b/gcc/jump.c
@@ -1958,7 +1958,8 @@ never_reached_warning (avoided_insn, finish)
      us the head of a block, a NOTE_INSN_BASIC_BLOCK, which often follows
      the line note.  */
   for (insn = PREV_INSN (avoided_insn); ; insn = PREV_INSN (insn))
-    if (GET_CODE (insn) != NOTE)
+    if (GET_CODE (insn) != NOTE
+	|| NOTE_LINE_NUMBER (insn) == NOTE_INSN_FUNCTION_BEG)
       {
 	insn = NEXT_INSN (insn);
 	break;