File gcc34-dwarf2-pr20268.patch of Package gcc3

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File gcc34-dwarf2-pr20268.patch of Package gcc3

2005-03-30  James E. Wilson  <wilson@specifixinc.com>

PR debug/20268
	* dwarf2out.c (add_high_low_attributes): New function, extracted from
	gen_lexical_block_die.
	(gen_lexical_block_die, gen_inlined_subroutine_die): Call it.

--- gcc/dwarf2out.c.orig	2005-11-17 18:30:11.000000000 -0200
+++ gcc/dwarf2out.c	2005-11-17 18:31:51.000000000 -0200
@@ -11509,41 +11509,49 @@
     }
 }
 
-/* Generate a DIE for a lexical block.  */
+/* A helper function for gen_lexical_block_die and gen_inlined_subroutine_die.
+   Add low_pc and high_pc attributes to the DIE for a block STMT.  */
 
-static void
-gen_lexical_block_die (tree stmt, dw_die_ref context_die, int depth)
+static inline void
+add_high_low_attributes (tree stmt, dw_die_ref die)
 {
-  dw_die_ref stmt_die = new_die (DW_TAG_lexical_block, context_die, stmt);
   char label[MAX_ARTIFICIAL_LABEL_BYTES];
 
-  if (! BLOCK_ABSTRACT (stmt))
+  if (BLOCK_FRAGMENT_CHAIN (stmt))
     {
-      if (BLOCK_FRAGMENT_CHAIN (stmt))
-	{
-	  tree chain;
+      tree chain;
 
-	  add_AT_range_list (stmt_die, DW_AT_ranges, add_ranges (stmt));
+      add_AT_range_list (die, DW_AT_ranges, add_ranges (stmt));
 
-	  chain = BLOCK_FRAGMENT_CHAIN (stmt);
-	  do
-	    {
-	      add_ranges (chain);
-	      chain = BLOCK_FRAGMENT_CHAIN (chain);
-	    }
-	  while (chain);
-	  add_ranges (NULL);
-	}
-      else
+      chain = BLOCK_FRAGMENT_CHAIN (stmt);
+      do
 	{
-	  ASM_GENERATE_INTERNAL_LABEL (label, BLOCK_BEGIN_LABEL,
-				       BLOCK_NUMBER (stmt));
-	  add_AT_lbl_id (stmt_die, DW_AT_low_pc, label);
-	  ASM_GENERATE_INTERNAL_LABEL (label, BLOCK_END_LABEL,
-				       BLOCK_NUMBER (stmt));
-	  add_AT_lbl_id (stmt_die, DW_AT_high_pc, label);
+	  add_ranges (chain);
+	  chain = BLOCK_FRAGMENT_CHAIN (chain);
 	}
+      while (chain);
+      add_ranges (NULL);
+    }
+  else
+    {
+      ASM_GENERATE_INTERNAL_LABEL (label, BLOCK_BEGIN_LABEL,
+				   BLOCK_NUMBER (stmt));
+      add_AT_lbl_id (die, DW_AT_low_pc, label);
+      ASM_GENERATE_INTERNAL_LABEL (label, BLOCK_END_LABEL,
+				   BLOCK_NUMBER (stmt));
+      add_AT_lbl_id (die, DW_AT_high_pc, label);
     }
+}
+
+/* Generate a DIE for a lexical block.  */
+
+static void
+gen_lexical_block_die (tree stmt, dw_die_ref context_die, int depth)
+{
+  dw_die_ref stmt_die = new_die (DW_TAG_lexical_block, context_die, stmt);
+
+  if (! BLOCK_ABSTRACT (stmt))
+    add_high_low_attributes (stmt, stmt_die);
 
   decls_for_scope (stmt, stmt_die, depth);
 }
@@ -11565,15 +11573,10 @@
     {
       dw_die_ref subr_die
 	= new_die (DW_TAG_inlined_subroutine, context_die, stmt);
-      char label[MAX_ARTIFICIAL_LABEL_BYTES];
 
       add_abstract_origin_attribute (subr_die, decl);
-      ASM_GENERATE_INTERNAL_LABEL (label, BLOCK_BEGIN_LABEL,
-				   BLOCK_NUMBER (stmt));
-      add_AT_lbl_id (subr_die, DW_AT_low_pc, label);
-      ASM_GENERATE_INTERNAL_LABEL (label, BLOCK_END_LABEL,
-				   BLOCK_NUMBER (stmt));
-      add_AT_lbl_id (subr_die, DW_AT_high_pc, label);
+      add_high_low_attributes (stmt, subr_die);
+
       decls_for_scope (stmt, subr_die, depth);
       current_function_has_inlines = 1;
     }

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File gcc34-dwarf2-pr20268.patch of Package gcc3

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