gengtype-state.c (read_state_structures): Initialize "previous".

	* gengtype-state.c (read_state_structures): Initialize "previous".

From-SVN: r167153

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c7b2ab4ad924b01654bb7d6b3ec2d5b8e12b9825..2ad248b45cacda8e42501910910f15e8ca359471 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,7 +1,11 @@
+2010-11-25  Uros Bizjak  <ubizjak@gmail.com>
+
+       * gengtype-state.c (read_state_structures): Initialize "previous".
+
 2010-11-25  Basile Starynkevitch  <basile@starynkevitch.net>
            Jeremie Salvucci  <jeremie.salvucci@free.fr>
 
-       * gentype-state.c: Add new file.
+       * gengtype-state.c: Add new file.
 
        * gengtype.c (type count): New variable.
        (new_structure, find_param_structure, create_pointer)
@@ -65,14 +69,12 @@
        * opts.c (finish_options): Pass opts to targetm.except_unwind_info
        and targetm.supports_split_stack.  Remove assertions about opts
        and opts_set.
-       (common_handle_option): Remove assertions about opts, opts_set and
-       dc.
+       (common_handle_option): Remove assertions about opts, opts_set and dc.
        * tree-tailcall.c (suitable_for_tail_call_opt_p): Pass
        &global_options to targetm.except_unwind_info.
        * tree.c (build_common_builtin_nodes: Pass &global_options to
        targetm.except_unwind_info.
-       * config/arm/arm.c (arm_except_unwind_info): Add gcc_options
-       parameter.
+       * config/arm/arm.c (arm_except_unwind_info): Add gcc_options parameter.
        (arm_compute_func_type, arm_expand_prologue, thumb_pushpop,
        thumb1_expand_prologue, thumb1_output_function_prologue,
        arm_unwind_emit, arm_output_fn_unwind): Update calls to
@@ -185,7 +187,7 @@
        PR target/46519
        * config/i386/i386.c (upper_128bits_state): New.
        (block_info_def): Remove upper_128bits_set and done.  Add state,
-       referenced, count, processed and rescanned. 
+       referenced, count, processed and rescanned.
        (check_avx256_stores): Updated.
        (move_or_delete_vzeroupper_2): Updated. Handle deleted BB_END.
        Call note_stores only if needed.  Set referenced and count.
@@ -483,9 +485,8 @@
        (write_roots, note_def_vec, dump_options): Adjust for
        discriminated option.
 
-       * gengtype.h
-       (typedefs, structures, param_structs, variables, enum typekind):
-       Move from gengtype.c
+       * gengtype.h (typedefs, structures, param_structs, variables
+       enum typekind): Move from gengtype.c
        (enum option_kind): New discriminating enumeration.
        (struct options): Becomes discriminated.
        (struct nested_ptr_data): Nove from gengtype.c
@@ -528,8 +529,7 @@
        debug_info_levels.
        * flags.h (write_symbols, debug_info_level,
        use_gnu_debug_info_extensions): Remove declarations.
-       * opts.c (exit_after_options, write_symbols, debug_info_level):
-       Remove.
+       * opts.c (exit_after_options, write_symbols, debug_info_level): Remove.
        (set_struct_debug_option): Make static variables const.
        (use_gnu_debug_info_extensions): Remove.
        (set_debug_level, print_filtered_help, print_specific_help,
@@ -604,7 +604,7 @@
        no collection_rec is passed.
        (df_ref_record): Do not create multiword hard reg info when no
        collection_rec is passed.
-       (df_uses_create): New. 
+       (df_uses_create): New.
 
 2010-11-21  Uros Bizjak  <ubizjak@gmail.com>
 
@@ -23892,7 +23892,7 @@
        (ggc_common.o, ggc-page.o, ggc-zone.o, stringpool.o): Add
        $(GGC_INTERNAL_H) to dependencies.
 
-       * gentype.c: Update copyright year.
+       * gengtype.c: Update copyright year.
        (walk_type): Accept variable_size GTY option.
        (USED_BY_TYPED_GC_P): New macro.
        (write_enum_defn): Use USED_BY_TYPED_GC_P.  Do not output

diff --git a/gcc/gengtype-state.c b/gcc/gengtype-state.c
index e6909f2e765fc5fdd748a5c40f2f094e5a8d2478..07c880258a69f4487cd9ef16424925a74dc87341 100644 (file)
--- a/gcc/gengtype-state.c
+++ b/gcc/gengtype-state.c
@@ -2085,7 +2085,7 @@ static void
 read_state_structures (type_p *structures)
 {
   type_p head = NULL;
-  type_p previous;
+  type_p previous = NULL;
   type_p tmp;
   int nbstruct = 0, countstruct = 0;
   struct state_token_st *t0 = peek_state_token (0);