d

	* c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>.  Add
	prototype for `handle_sysv_pragma', and make it static.  Add
	parentheses around assignment used as truth value.
	* combine.c (combine_instructions): Protect variable `prev' with
	macro HAVE_cc0.
	(can_combine_p): Protect variable `link' with AUTO_INC_DEC.
	(extract_left_shift): Add parentheses around operand of &.
	(merge_outer_ops): Avoid an empty body in an else-statement.
	(gen_rtx_combine): Remove unused variable `i'.
	* sparc/gmon-sol2.c: Include <fcntl.h>.  Make return type of
        function monstartup `void'.  Likewise for internal_mcount.  Add
        `static void' prototype for moncontrol.  Reconcile sprintf format
        vs. args.
	* sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
	Make return type of function_arg_slotno explicitly `int'.
	(reg_unused_after): Add	parentheses around assignment used as
	truth value.
	(save_regs): Add explicit braces to avoid ambiguous `else'.
	(function_arg_slotno): Add parentheses around && within ||.
	(function_arg_pass_by_reference): Likewise.
	(sparc_flat_output_function_prologue): Reconcile fprintf format
	vs. args.
	* svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
	assignment used as truth value.
	* cplus-dem.c: Include <stdlib.h>.
	(demangle_signature): Avoid an empty body in an else-statement.
	(do_type): Remove unused variable `lvl'.
	* cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
	Include <string.h>/<strings.h>.
	(cpp_lex): Remove unused variable `namelen'.
	(cpp_lex): Explicitly declare `num_chars' as an int.
	* cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
	<unistd.h> instead.  Explicitly declare is_system_include
	returning int.
	(make_assertion): Remove unused variable `kt'.
	(cpp_expand_to_buffer): Hide variable `obuf'.
	(output_line_command): Remove unused variables, `line_end',
	`line_cmd_buf' and `len'.
	(macarg): Remove unused variable `arg_start'.
	(special_symbol): Remove unused variable `i'.  Add parentheses
	around assignment used as truth value.
	(do_include):  Remove unused variables `pcfname' and `retried',
	hide `pcf' and `pcfbuflimit'.
	(do_line): Remove unused variable `i'.
	(finclude): Hide variable `missing_newline'.
	(cpp_handle_options): Remove unused variable `j'.
	(read_token_list): Remove unused variable `eofp'.
	(cpp_error_with_line): Remove unused variable `i'.
	(cpp_warning_with_line): Likewise.
	(cpp_pedwarn_with_line): Explicitly declare `column' as int.
	(cpp_error_from_errno): Remove unused variable `i'.
	* cse.c (invalidate): Add parentheses around assignment used as
	truth value.
	(find_best_addr): Move declaration of variable `our_cost' inside
	the conditional macro where its used.
	(fold_rtx): Avoid an empty body in an if-statement.
	(cse_insn): Wrap variables  `this_insn_cc0_mode' and
	`this_insn_cc0' in macro HAVE_cc0.
	* dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
	(ASM_OUTPUT_DWARF_DATA8):  Reconcile format vs. args in fprintf's.
	(output_uleb128): Likewise.
	(output_sleb128): Likewise.
	(output_cfi): Likewise.
	(output_call_frame_info): Remove unused variables `j', `fde_size'
	and `fde_pad'.
	(comp_unit_has_inlines): Hide declaration as per rest of file.
	(size_of_line_prolog): Correct typo in prototype.
	(add_arange): Likewise.
	(output_aranges): Likewise.
	(add_name_and_src_coords_attributes): Likewise.
	(gen_array_type_die): Likewise.
	(gen_inlined_subroutine_die): Likewise.
	(equate_decl_number_to_die): Remove unused variable `i'.
	(print_die): Reconcile format vs. args in fprintf's.
	(print_dwarf_line_table): Likewise.
	(output_die): Likewise.
	(output_line_info): Likewise.
	(add_subscript_info): Avoid an empty body in an else-statement.
	(gen_subprogram_die): Remove unused variable `fp_loc'.
	* dwarfout.c: Explicitly declare `next_pubname_number' as int.
	Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
	macro.  Protect `src_coords_attribute' prototype with
	DWARF_DECL_COORDINATES macro.  Hide `output_entry_point_die'
	prototype as in the rest of the file.  Likewise for
	`output_pointer_type_die' and `output_reference_type_die'.  Remove
	prototype for `type_of_for_scope'.
	(output_unsigned_leb128): Reconcile format vs. args in fprintf.
	(type_attribute): Add explicit braces to avoid ambiguous `else'.
	* final.c: Include <stdlib.h> and <string.h>/<strings.h>.
	(shorten_branches): Protect declaration of tmp_length with
	SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
	(profile_function): Protect declaration of `sval' and `cxt'
	variables with appropriate macros.
	(final_scan_insn): Likewise for `note' variable.  Add explicit
	braces to avoid empty body in an if-statement.
	(output_asm_insn): Move variable `i' inside macro conditional
	where it is used.  Add parentheses around assignment used as truth
	value.
	(asm_fprintf) Likewise, likewise.
	* fix-header.c (main): Remove unused variable `done'.  Protect
	declaration of `i' with FIXPROTO_IGNORE_LIST.
	* pexecute.c: Include <unistd.h>.  Prototype `my_strerror'.
	* print-rtl.c (print_inline_rtx): Explicitly declare the parameter
	`ind'.
	* profile.c: Include <string.h>/<strings.h>.
	(instrument_arcs): Remove unused variables `note', `inverted',
	`zero' and `neg_one'.
	(branch_prob): Avoid empty body in an if-statement.
	* regclass.c: Include <stdlib.h>.
	(reg_alternate_class): Explicitly declare parameter `regno'.
	* regmove.c (regmove_optimize): Remove unused variable `p'.  Add
	parentheses around assignment used as truth value.
	(find_matches):  Remove unused variables `output_operand' and
	`matching_operand'.
	(fixup_match_1): Remove statement with no effect: "if (0) ;".
	* scan.c (sstring_append): Explicitly declare `count' as int.
	(scan_string): Explicitly declare parameter `init' as int.
	* sched.c: Include <stdlib.h>.
	(BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
	(rank_for_schedule): Add parentheses around assignment used as
	truth value.
	(schedule_block): Likewise.
	(regno_use_in): Likewise.
	(schedule_insns): Remove unused variable `i'.
	* toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
	(v_message_with_decl): Remove unused variable `n'.
	(botch): Explicitly declare parameter `s' as char *.
	(main): Add parentheses around assignment used as truth value.
	* tree.c (make_node): Protect the variable `kind' with the
	GATHER_STATISTICS macro.
	(real_value_from_int_cst): Move variable `e' inside conditional
	macro area where it is used.
	(tree_last): Add parentheses around assignment used as truth value.
	(build1): Protect the variable `kind' with the GATHER_STATISTICS
	macro.
	(print_obstack_statistics): Reconcile format vs. args in fprintf.
	Protect variables `i', `total_nodes', and `total_bytes' with the
	GATHER_STATISTICS macro.
Lots more -W -Wall warnings disappear.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@17518 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 9 insertions, 7 deletions

diff --git a/gcc/sched.c b/gcc/sched.c
index d52a55bef4b..60cbcc78356 100644
--- a/gcc/sched.c
+++ b/gcc/sched.c
@@ -119,6 +119,9 @@ Boston, MA 02111-1307, USA.  */
 
 #include "config.h"
 #include <stdio.h>
+#if HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
 #include "rtl.h"
 #include "basic-block.h"
 #include "regs.h"
@@ -179,7 +182,7 @@ static unsigned int *insn_blockage;
 #define UNIT_BLOCKED(B) ((B) >> (2 * BLOCKAGE_BITS))
 #define BLOCKAGE_RANGE(B) \
   (((((B) >> BLOCKAGE_BITS) & BLOCKAGE_MASK) << (HOST_BITS_PER_INT / 2)) \
-   | (B) & BLOCKAGE_MASK)
+   | ((B) & BLOCKAGE_MASK))
 
 /* Encodings of the `<name>_unit_blockage_range' function.  */
 #define MIN_BLOCKAGE_COST(R) ((R) >> (HOST_BITS_PER_INT / 2))
@@ -1866,7 +1869,7 @@ rank_for_schedule (x, y)
   int value;
 
   /* Choose the instruction with the highest priority, if different.  */
-  if (value = INSN_PRIORITY (tmp) - INSN_PRIORITY (tmp2))
+  if ((value = INSN_PRIORITY (tmp) - INSN_PRIORITY (tmp2)))
     return value;
 
   if (last_scheduled_insn)
@@ -1892,7 +1895,7 @@ rank_for_schedule (x, y)
       else
 	tmp2_class = 2;
 
-      if (value = tmp_class - tmp2_class)
+      if ((value = tmp_class - tmp2_class))
 	return value;
     }
 
@@ -3181,7 +3184,7 @@ schedule_block (b, file)
 	  register int stalls;
 
 	  for (stalls = 1; stalls < INSN_QUEUE_SIZE; stalls++)
-	    if (insn = insn_queue[NEXT_Q_AFTER (q_ptr, stalls)])
+	    if ((insn = insn_queue[NEXT_Q_AFTER (q_ptr, stalls)]))
 	      {
 		for (; insn; insn = NEXT_INSN (insn))
 		  {
@@ -3565,12 +3568,12 @@ regno_use_in (regno, x)
     {
       if (fmt[i] == 'e')
 	{
-	  if (tem = regno_use_in (regno, XEXP (x, i)))
+	  if ((tem = regno_use_in (regno, XEXP (x, i))))
 	    return tem;
 	}
       else if (fmt[i] == 'E')
 	for (j = XVECLEN (x, i) - 1; j >= 0; j--)
-	  if (tem = regno_use_in (regno , XVECEXP (x, i, j)))
+	  if ((tem = regno_use_in (regno , XVECEXP (x, i, j))))
 	    return tem;
     }
 
@@ -4238,7 +4241,6 @@ schedule_insns (dump_file)
 {
   int max_uid = MAX_INSNS_PER_SPLIT * (get_max_uid () + 1);
   int b;
-  int i;
   rtx insn;
 
   /* Taking care of this degenerate case makes the rest of