From: Zack Weinberg <zack@codesourcery.com>
Date: Wed, 4 Aug 2004 07:23:14 +0000 (+0000)
Subject: dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=403f85032fa1a664f6625cc44e6bbc57b3fc106f;p=platform%2Fupstream%2Fgcc.git

dbxout.c (dbxout_function_decl): Always call dbxout_function_end.

	* dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
	(dbxout_function_end): Return after emitting the "Lscope" symbol
	under the same conditions that this function formerly wasn't called.
	Add explanatory comments.

From-SVN: r85546
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index eddeed8..50a6f80 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,10 @@
 2004-08-03  Zack Weinberg  <zack@codesourcery.com>
 
+	* dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
+	(dbxout_function_end): Return after emitting the "Lscope" symbol
+	under the same conditions that this function formerly wasn't called.
+	Add explanatory comments.
+
 	PR 14680
 	* c-decl.c (record_builtin_type): Call debug_hooks->type_decl
 	on the new decl.
diff --git a/gcc/dbxout.c b/gcc/dbxout.c
index 8171757..9a9e447 100644
--- a/gcc/dbxout.c
+++ b/gcc/dbxout.c
@@ -449,6 +449,8 @@ dbxout_function_end (void)
 {
   char lscope_label_name[100];
 
+  /* The Lscope label must be emitted even if we aren't doing anything
+     else; dbxout_block needs it.  */
   function_section (current_function_decl);
   
   /* Convert Ltext into the appropriate format for local labels in case
@@ -458,6 +460,16 @@ dbxout_function_end (void)
   targetm.asm_out.internal_label (asmfile, "Lscope", scope_labelno);
   scope_labelno++;
 
+  /* The N_FUN tag at the end of the function is a GNU extension,
+     which may be undesirable, and is unnecessary if we do not have
+     named sections.  */
+  if (!use_gnu_debug_info_extensions
+#if defined(NO_DBX_FUNCTION_END)
+      || NO_DBX_FUNCTION_END
+#endif
+      || !targetm.have_named_sections)
+    return;
+
   /* By convention, GCC will mark the end of a function with an N_FUN
      symbol and an empty string.  */
 #ifdef DBX_OUTPUT_NFUN
@@ -792,12 +804,7 @@ dbxout_function_decl (tree decl)
 #ifdef DBX_OUTPUT_FUNCTION_END
   DBX_OUTPUT_FUNCTION_END (asmfile, decl);
 #endif
-  if (use_gnu_debug_info_extensions
-#if defined(NO_DBX_FUNCTION_END)
-      && ! NO_DBX_FUNCTION_END
-#endif
-      && targetm.have_named_sections)
-    dbxout_function_end ();
+  dbxout_function_end ();
 }
 
 #endif /* DBX_DEBUGGING_INFO  */