Warning fixes:

        * Makefile.in (sched.o): Depend on recog.h.
        * alias.c (REG_BASE_VALUE): Cast the result of REGNO() macro to
        (unsigned) when comparing against one.
        (find_base_value): Likewise.
        (record_base_value): Cast variable `regno' to (unsigned) when
        comparing against one.  Cast the result of REGNO() macro to
        (unsigned) when comparing against one.
        (memrefs_conflict_p): Change type of variables `r_x' and `r_y'  to
        unsigned.
        (init_alias_analysis): Add unsigned variable `ui'.  Use it as loop
        variable where an unsigned index is needed.
        * caller-save.c (init_caller_save): Cast `-1' to (enum insn_code)
        before comparing against one.
        * collect2.c: Add prototypes for functions `error', `fatal' and
        `fatal_perror'.  Make these functions take variable arguments
        instead of faking it with a fixed number of args.
        (write_c_file_stat): Cast the argument of ctype macro to (unsigned
        char).
        * combine.c (can_combine_p): Mark parameter `pred' with
        ATTRIBUTE_UNUSED.
        (find_split_point): Cast variable `src' to (unsigned
        HOST_WIDE_INT) when comparing against one.
        HOST_WIDE_INT) when comparing against one.
        (simplify_rtx): Cast 1 to (unsigned HOST_WIDE_INT) in shift.
        (simplify_logical): Likewise.
        (force_to_mode): Cast result of INTVAL() macro to (unsigned
        HOST_WIDE_INT) when comparing against one.  Cast 1 to (unsigned
        HOST_WIDE_INT) in shift.
        (simplify_and_const_int): Cast result of INTVAL() macro to
        `unsigned HOST_WIDE_INT' when comparing against one.
        (merge_outer_ops): Cast variable const0 to `unsigned
        HOST_WIDE_INT' when comparing against the result of
        GET_MODE_MASK() macro.
        (simplify_comparison): Likewise for variable `c0'.  Cast variable
        `const_op' to `unsigned HOST_WIDE_INT' when comparing against
        one.  Cast `1' to `unsigned HOST_WIDE_INT' in shift.  Cast the
        result of `GET_MODE_MASK()/2' to `HOST_WIDE_INT' when comparing
        against one.  Cast `1' to `unsigned HOST_WIDE_INT' in shift.  Cast
        result of INTVAL() macro to `unsigned HOST_WIDE_INT' when
        comparing against one.
        (distribute_notes): Wrap variable `cc0_setter' in macro `HAVE_cc0'.
        config/mips/mips.c (gen_int_relational): Cast result of INTVAL()
        macro to `unsigned HOST_WIDE_INT' when comparing against one.
        (output_block_move): Cast `sizeof' expression to (int) when
        comparing against one.
        (function_arg): Cast BITS_PER_WORD to `unsigned' when comparing
        against one.
        (save_restore_insns): Cast `base_offset' to `long' to match format
        specifier in fprintf.
        * config/mips/mips.h (Pmode): Cast the result of `Pmode' macro
        to `enum machine_mode'.
        * flow.c (life_analysis_1): Remove unused variable `insn'.
        * gcc.c (translate_options): Move variables `j' and `k' into the
        scope in which they are used.  Change their types to `size_t'.
        (set_spec): Cast the argument of ctype macro to `unsigned char'.
        (read_specs): Likewise.
        (process_command): Cast `sizeof' to (int) when comparing against one.
        (do_spec_1): Cast the argument of ctype macro to `unsigned char'.
        (handle_braces): Cast both sides of `==' expression to `long' to
        ensure sign matching.
        (main): Cast variable `i' to `int' when comparing against one.
        * gcov-io.h (__fetch_long): Change type of parameter `bytes' from
        int to size_t.  Cast variable `i' to size_t when comparing against
        one.
        * genattrtab.c (convert_set_attr_alternative): Remove unused
        parameter `insn_code'.  All callers changed.
        (convert_set_attr): Likewise.
        * genrecog.c (add_to_sequence): Cast result of XVECLEN() macro to
        size_t when comparing against one.  Likewise for variable `len'.
        * global.c (global_alloc): Cast variable `max_regno' to size_t
        when comparing against one.  Likewise for variable `max_allocno'.
        * jump.c (sets_cc0_p): Mark parameter `x' with ATTRIBUTE_UNUSED.
        * local-alloc.c (validate_equiv_mem_from_store): Mark parameter
        `set' with ATTRIBUTE_UNUSED.
        (find_free_reg): Cast `sizeof' expression to (int) when comparing
        against one.
        * loop.c (count_loop_regs_set): Remove unused variable `dest'.
        (strength_reduce): Mark parameter `bct_p' with ATTRIBUTE_UNUSED.
        (get_condition): Cast variable `const_val' to `unsigned
        HOST_WIDE_INT' when comparing against one.  Cast unsigned
        expression to HOST_WIDE_INT when comparing against one.
        (insert_loop_mem): Mark parameter `data' with ATTRIBUTE_UNUSED.
        (load_mems_and_recount_loop_regs_set): Cast variable `nregs' to
        `unsigned' when comparing against one.
        * protoize.c (is_id_char): Change type of parameter `ch' to
        unsigned char.
        (munge_compile_params): Cast argument of ctype macro to (const
        unsigned char).
        (process_aux_info_file): Cast variable `aux_info_size' to int when
        comparing against one.
        (forward_to_next_token_char): Cast argument of ctype macro to
        `const unsigned char'.
        (edit_formals_lists): Likewise.
        (find_rightmost_formals_list): Likewise.
        (add_local_decl): Likewise.
        (add_global_decls): Likewise.
        (edit_fn_definition): Likewise.
        (do_cleaning): Likewise.
        (scan_for_missed_items): Likewise.
        (edit_file): Cast variable `orig_size' to (int) when comparing
        against one.
        (main): Cast argument of ctype macro to `const unsigned char'.
        * recog.c (const_int_operand): Mark parameter `mode' with
        ATTRIBUTE_UNUSED.
        * regclass.c (record_reg_classes): Change type of variable `c' to
        `unsigned char'.  Cast `char' array index to `unsigned char'.
        * reload.c (push_secondary_reload): Cast argument to
        REG_CLASS_FROM_LETTER() macro to `unsigned char'.
        * reload1.c (calculate_needs): Cast `char' array index to
        `unsigned char'.
        (set_label_offsets): Change type of variable `i' to unsigned int.
        Cast result of XVECLEN() macro to unsigned when comparing against
        one.
        (mark_not_eliminable): Change type of variable `i' to unsigned.
        (order_regs_for_reload): Likewise.  Cast `max_regno' to unsigned
        when comparing against one.
        (reload_as_needed): Cast macro NUM_ELIMINABLE_REGS to (int) when
        comparing against one.
        (choose_reload_regs): Hide unused label `fail'.
        (reload_cse_simplify_operands): Cast `char' array index to
        `unsigned char'.
        (reload_combine_note_store): Mark parameter `set' with
        ATTRIBUTE_UNUSED.  Cast UNITS_PER_WORD to unsigned when comparing
        against one.
        (reload_cse_move2add): Remove unused variable `src2'.
        * sched.c: Include recog.h.
        (sched_note_set): Remove unused parameter `b'.  All callers
        changed.
        (split_hard_reg_notes): Likewise for parameter `orig_insn'.
        (blockage_range): Cast result of UNIT_BLOCKED() macro to (int)
        when comparing against one.
        * stupid.c (stupid_find_reg): Mark parameter `changes_size' with
        ATTRIBUTE_UNUSED.  Cast `sizeof' expression to (int) when
        comparing against one.
        * unroll.c (precondition_loop_p): Remove unused parameter
        `loop_end'.  All callers changed.

From-SVN: r23079

1 files changed, 8 insertions, 8 deletions

diff --git a/gcc/global.c b/gcc/global.c
index af27ea0..3dd8463 100644
--- a/gcc/global.c
+++ b/gcc/global.c
@@ -363,7 +363,7 @@ global_alloc (file)
       SET_HARD_REG_BIT (regs_used_so_far, i);
 #endif
 
-  for (i = FIRST_PSEUDO_REGISTER; i < max_regno; i++)
+  for (i = FIRST_PSEUDO_REGISTER; i < (size_t) max_regno; i++)
     if (reg_renumber[i] >= 0)
       SET_HARD_REG_BIT (regs_used_so_far, reg_renumber[i]);
 
@@ -389,7 +389,7 @@ global_alloc (file)
 	reg_may_share[r2] = r1;
     }
 
-  for (i = FIRST_PSEUDO_REGISTER; i < max_regno; i++)
+  for (i = FIRST_PSEUDO_REGISTER; i < (size_t) max_regno; i++)
     /* Note that reg_live_length[i] < 0 indicates a "constant" reg
        that we are supposed to refrain from putting in a hard reg.
        -2 means do make an allocno but don't allocate it.  */
@@ -419,7 +419,7 @@ global_alloc (file)
   bzero ((char *) allocno_n_refs, max_allocno * sizeof (int));
   bzero ((char *) allocno_live_length, max_allocno * sizeof (int));
 
-  for (i = FIRST_PSEUDO_REGISTER; i < max_regno; i++)
+  for (i = FIRST_PSEUDO_REGISTER; i < (size_t) max_regno; i++)
     if (reg_allocno[i] >= 0)
       {
 	int allocno = reg_allocno[i];
@@ -436,7 +436,7 @@ global_alloc (file)
      override it.  */
   bzero ((char *) local_reg_live_length, sizeof local_reg_live_length);
   bzero ((char *) local_reg_n_refs, sizeof local_reg_n_refs);
-  for (i = FIRST_PSEUDO_REGISTER; i < max_regno; i++)
+  for (i = FIRST_PSEUDO_REGISTER; i < (size_t) max_regno; i++)
     if (reg_renumber[i] >= 0)
       {
 	int regno = reg_renumber[i];
@@ -509,7 +509,7 @@ global_alloc (file)
 	 So in either case, we can ignore the conflict.  Likewise for
 	 preferences.  */
 
-      for (i = 0; i < max_allocno; i++)
+      for (i = 0; i < (size_t) max_allocno; i++)
 	{
 	  AND_COMPL_HARD_REG_SET (hard_reg_conflicts[i], eliminable_regset);
 	  AND_COMPL_HARD_REG_SET (hard_reg_copy_preferences[i],
@@ -524,7 +524,7 @@ global_alloc (file)
       /* Determine the order to allocate the remaining pseudo registers.  */
 
       allocno_order = (int *) alloca (max_allocno * sizeof (int));
-      for (i = 0; i < max_allocno; i++)
+      for (i = 0; i < (size_t) max_allocno; i++)
 	allocno_order[i] = i;
 
       /* Default the size to 1, since allocno_compare uses it to divide by.
@@ -534,7 +534,7 @@ global_alloc (file)
 	 allocate it.  So avoid the divide-by-zero and set it to a low
 	 priority.  */
 
-      for (i = 0; i < max_allocno; i++)
+      for (i = 0; i < (size_t) max_allocno; i++)
 	{
 	  if (allocno_size[i] == 0)
 	    allocno_size[i] = 1;
@@ -552,7 +552,7 @@ global_alloc (file)
       /* Try allocating them, one by one, in that order,
 	 except for parameters marked with reg_live_length[regno] == -2.  */
 
-      for (i = 0; i < max_allocno; i++)
+      for (i = 0; i < (size_t) max_allocno; i++)
 	if (reg_renumber[allocno_reg[allocno_order[i]]] < 0
 	    && REG_LIVE_LENGTH (allocno_reg[allocno_order[i]]) >= 0)
 	  {