2013-01-31 Aleksandar Ristovski <aristovski@qnx.com>

        * dwarf2-frame.c (dwarf2_compile_cfa_to_ax): Remove unused num_regs.
        * symtab.c (iterate_over_symtabs): Remove unused s.
        (find_pc_sect_symtab): Remove unused pspAce.
        (find_pc_sect_line): Remove unused alt_symtab.
        (find_pcs_for_symtab_line): Remove unused ix, previous_function.
        (completion_list_add_name): Remove unused newsize.

Reference: http://sourceware.org/ml/gdb-patches/2013-01/msg00764.html

3 files changed, 11 insertions, 15 deletions

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 23fa044..10da404 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,12 @@
+2013-01-31  Aleksandar Ristovski  <aristovski@qnx.com>
+
+	* dwarf2-frame.c (dwarf2_compile_cfa_to_ax): Remove unused num_regs.
+	* symtab.c (iterate_over_symtabs): Remove unused s.
+	(find_pc_sect_symtab): Remove unused pspAce.
+	(find_pc_sect_line): Remove unused alt_symtab.
+	(find_pcs_for_symtab_line): Remove unused ix, previous_function.
+	(completion_list_add_name): Remove unused newsize.
+
 2013-01-31  Tom Tromey  <tromey@redhat.com>
 
 	PR c++/14998:
diff --git a/gdb/dwarf2-frame.c b/gdb/dwarf2-frame.c
index 179f0c2..ec4edfa 100644
--- a/gdb/dwarf2-frame.c
+++ b/gdb/dwarf2-frame.c
@@ -888,8 +888,6 @@ dwarf2_compile_cfa_to_ax (struct agent_expr *expr, struct axs_value *loc,
 			  CORE_ADDR pc,
 			  struct dwarf2_per_cu_data *data)
 {
-  const int num_regs = gdbarch_num_regs (gdbarch)
-		       + gdbarch_num_pseudo_regs (gdbarch);
   struct dwarf2_fde *fde;
   CORE_ADDR text_offset;
   struct dwarf2_frame_state fs;
diff --git a/gdb/symtab.c b/gdb/symtab.c
index b200b36..a471fc3 100644
--- a/gdb/symtab.c
+++ b/gdb/symtab.c
@@ -285,7 +285,6 @@ iterate_over_symtabs (const char *name,
 				       void *data),
 		      void *data)
 {
-  struct symtab *s = NULL;
   struct objfile *objfile;
   char *real_path = NULL;
   char *full_path = NULL;
@@ -2103,12 +2102,9 @@ find_pc_sect_symtab (CORE_ADDR pc, struct obj_section *section)
   struct symtab *s = NULL;
   struct symtab *best_s = NULL;
   struct objfile *objfile;
-  struct program_space *pspace;
   CORE_ADDR distance = 0;
   struct minimal_symbol *msymbol;
 
-  pspace = current_program_space;
-
   /* If we know that this is not a text address, return failure.  This is
      necessary because we loop based on the block's high and low code
      addresses, which do not include the data ranges, and because
@@ -2261,7 +2257,6 @@ find_pc_sect_line (CORE_ADDR pc, struct obj_section *section, int notcurrent)
      we will use a line one less than this,
      with a range from the start of that file to the first line's pc.  */
   struct linetable_entry *alt = NULL;
-  struct symtab *alt_symtab = 0;
 
   /* Info on best line seen in this file.  */
 
@@ -2406,10 +2401,7 @@ find_pc_sect_line (CORE_ADDR pc, struct obj_section *section, int notcurrent)
       /* Is this file's first line closer than the first lines of other files?
          If so, record this file, and its first line, as best alternate.  */
       if (item->pc > pc && (!alt || item->pc < alt->pc))
-	{
-	  alt = item;
-	  alt_symtab = s;
-	}
+	alt = item;
 
       for (i = 0; i < len; i++, item++)
 	{
@@ -2600,8 +2592,7 @@ VEC (CORE_ADDR) *
 find_pcs_for_symtab_line (struct symtab *symtab, int line,
 			  struct linetable_entry **best_item)
 {
-  int start = 0, ix;
-  struct symbol *previous_function = NULL;
+  int start = 0;
   VEC (CORE_ADDR) *result = NULL;
 
   /* First, collect all the PCs that are at this line.  */
@@ -4041,8 +4032,6 @@ completion_list_add_name (const char *symname,
 			  const char *sym_text, int sym_text_len,
 			  const char *text, const char *word)
 {
-  int newsize;
-
   /* Clip symbols that cannot match.  */
   if (!compare_symbol_name (symname, sym_text, sym_text_len))
     return;