Index: gcc/ChangeLog

2007-10-09  Geoffrey Keating  <geoffk@apple.com>

	* dwarf2out.c (output_call_frame_info): FDEs are always emitted
	if flag_exceptions is not set.
	* config/darwin.c (darwin_emit_unwind_label): Rewrite to use
	assemble_name rather than incorrectly emulating it.

Index: gcc/testsuite/ChangeLog
2007-10-09  Geoffrey Keating  <geoffk@apple.com>

	* gcc.dg/unwind-1.c: New.

From-SVN: r129187

1 files changed, 19 insertions, 27 deletions

diff --git a/gcc/config/darwin.c b/gcc/config/darwin.c
index d251474..66d1ab0 100644
--- a/gcc/config/darwin.c
+++ b/gcc/config/darwin.c
@@ -1465,12 +1465,6 @@ darwin_handle_weak_import_attribute (tree *node, tree name,
   return NULL_TREE;
 }
 
-static void
-no_dead_strip (FILE *file, const char *lab)
-{
-  fprintf (file, ".no_dead_strip %s\n", lab);
-}
-
 /* Emit a label for an FDE, making it global and/or weak if appropriate.
    The third parameter is nonzero if this is for exception handling.
    The fourth parameter is nonzero if this is just a placeholder for an
@@ -1479,46 +1473,44 @@ no_dead_strip (FILE *file, const char *lab)
 void
 darwin_emit_unwind_label (FILE *file, tree decl, int for_eh, int empty)
 {
-  const char *base;
   char *lab;
-  bool need_quotes;
-
-  if (DECL_ASSEMBLER_NAME_SET_P (decl))
-    base = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (decl));
-  else
-    base = IDENTIFIER_POINTER (DECL_NAME (decl));
-
-  base = targetm.strip_name_encoding (base);
-  need_quotes = name_needs_quotes (base);
 
   if (! for_eh)
     return;
 
-  lab = concat (need_quotes ? "\"" : "", user_label_prefix, base, ".eh",
-		need_quotes ? "\"" : "", NULL);
+  lab = concat (IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (decl)), ".eh", NULL);
 
   if (TREE_PUBLIC (decl))
-    fprintf (file, "\t%s %s\n",
-	     (DECL_VISIBILITY (decl) != VISIBILITY_HIDDEN
-	      ? ".globl"
-	      : ".private_extern"),
-	     lab);
+    {
+      targetm.asm_out.globalize_label (file, lab);
+      if (DECL_VISIBILITY (decl) == VISIBILITY_HIDDEN)
+	{
+	  fputs ("\t.private_extern ", file);
+	  assemble_name (file, lab);
+	  fputc ('\n', file);
+	}
+    }
 
   if (DECL_WEAK (decl))
-    fprintf (file, "\t.weak_definition %s\n", lab);
+    {
+      fputs ("\t.weak_definition ", file);
+      assemble_name (file, lab);
+      fputc ('\n', file);
+    }
 
+  assemble_name (file, lab);
   if (empty)
     {
-      fprintf (file, "%s = 0\n", lab);
+      fputs (" = 0\n", file);
 
       /* Mark the absolute .eh and .eh1 style labels as needed to
 	 ensure that we don't dead code strip them and keep such
 	 labels from another instantiation point until we can fix this
 	 properly with group comdat support.  */
-      no_dead_strip (file, lab);
+      darwin_mark_decl_preserved (lab);
     }
   else
-    fprintf (file, "%s:\n", lab);
+    fputs (":\n", file);
 
   free (lab);
 }