From: zack <zack@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue, 28 Oct 2003 01:05:12 +0000 (+0000)
Subject: 	* c-decl.c (pushdecl): Clarify comment.
X-Git-Tag: upstream/4.9.2~75690
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d3612643b13c96546f6974df02836737ebcd6890;p=platform%2Fupstream%2Flinaro-gcc.git

	* c-decl.c (pushdecl): Clarify comment.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@72998 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 20dd670..72d392c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2003-10-27  Zack Weinberg  <zack@codesourcery.com>
+
+	* c-decl.c (pushdecl): Clarify comment.
+
 2003-10-27  Arnaud Charlet  <charlet@act-europe.fr>
 
 	* doc/install.texi: Update instructions for Ada cross builds
@@ -84,7 +88,7 @@
 2003-10-26  Bernardo Innocenti  <bernie@develer.com>
 
 	* config/m68k/m68k.c (m68k_output_function_prologue): Eliminate
-	num_saved_regs, use current_frame.reg_no instead. 
+	num_saved_regs, use current_frame.reg_no instead.
 
 2003-10-26  Bernardo Innocenti  <bernie@develer.com>
 	    Paul Dale  <pauli@snapgear.com>
@@ -171,9 +175,9 @@
 
 2003-10-25  Richard Henderson  <rth@redhat.com>
 
-        * config/i386/i386.c (ix86_eax_live_at_start_p): New.
-        (ix86_expand_prologue): Save and restore eax around stack probe
-        if it's live.
+	* config/i386/i386.c (ix86_eax_live_at_start_p): New.
+	(ix86_expand_prologue): Save and restore eax around stack probe
+	if it's live.
 
 2003-10-25  Jan Hubicka  <jh@suse.cz>
 
diff --git a/gcc/c-decl.c b/gcc/c-decl.c
index 93ce347..96fb4bb 100644
--- a/gcc/c-decl.c
+++ b/gcc/c-decl.c
@@ -1712,10 +1712,10 @@ pushdecl (tree x)
       if (DECL_EXTERNAL (x) || scope == global_scope)
 	{
 	  /* Find and check against a previous, not-in-scope, external
-	     decl for this identifier.  (C99 s???: If two declarations
-	     with external linkage, referring to the same object, have
-	     incompatible types, the behavior is undefined).  */
-	  tree ext = any_external_decl (name);
+	     decl for this identifier.  (C99 6.2.7p2: All declarations
+	     that refer to the same object or function shall have
+	     compatible type; otherwise, the behavior is undefined.)  */
+ 	  tree ext = any_external_decl (name);
 	  if (ext)
 	    {
 	      if (duplicate_decls (x, ext, scope != global_scope,