elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around assignment used as truth value.

	* elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
	assignment used as truth value.

	* function.c (assign_temp): Mark parameter `dont_promote' with
	ATTRIBUTE_UNUSED.  Wrap variable `unsignedp' with macro
	PROMOTE_FOR_CALL_ONLY.

	* genrecog.c (write_subroutine): Mark variable `operands' with
	ATTRIBUTE_UNUSED.

	* optabs.c (prepare_cmp_insn): Mark parameter `align' with
	ATTRIBUTE_UNUSED.

	* sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
	(sdbout_begin_block, sdbout_end_block): Likewise for `file'.

	* toplev.c (note_deferral_of_defined_inline_function): Likewise
	for `decl'.

From-SVN: r31293

gcc/ChangeLog

+2000-01-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+	* elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
+	assignment used as truth value.
+
+	* function.c (assign_temp): Mark parameter `dont_promote' with
+	ATTRIBUTE_UNUSED.  Wrap variable `unsignedp' with macro
+	PROMOTE_FOR_CALL_ONLY.
+
+	* genrecog.c (write_subroutine): Mark variable `operands' with
+	ATTRIBUTE_UNUSED.
+
+	* optabs.c (prepare_cmp_insn): Mark parameter `align' with
+	ATTRIBUTE_UNUSED.
+
+	* sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
+	(sdbout_begin_block, sdbout_end_block): Likewise for `file'.
+
+	* toplev.c (note_deferral_of_defined_inline_function): Likewise
+	for `decl'.
+
 2000-01-09  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
 
 	* config/c4x.h: Tidy up comments.

gcc/config/elfos.h

@@ -709,7 +709,7 @@ dtors_section ()						\
       							\
       fprintf ((FILE), "\t%s\t\"", STRING_ASM_OP);	\
       							\
-      for (; ch = *_limited_str; _limited_str++)	\
+      for (; (ch = *_limited_str); _limited_str++)	\
         {						\
 	  register int escape;				\
 	  						\

gcc/function.c

@@ -821,10 +821,12 @@ assign_temp (type, keep, memory_required, dont_promote)
      tree type;
      int keep;
      int memory_required;
-     int dont_promote;
+     int dont_promote ATTRIBUTE_UNUSED;
 {
   enum machine_mode mode = TYPE_MODE (type);
+#ifndef PROMOTE_FOR_CALL_ONLY
   int unsignedp = TREE_UNSIGNED (type);
+#endif
 
   if (mode == BLKmode || memory_required)
     {

gcc/genrecog.c

@@ -2197,7 +2197,7 @@ peephole2%s (x0, insn, _plast_insn)\n\
       break;
     }
 
-  printf ("{\n  register rtx * const operands = &recog_data.operand[0];\n");
+  printf ("{\n  register rtx * const operands ATTRIBUTE_UNUSED = &recog_data.operand[0];\n");
   for (i = 1; i <= max_depth; i++)
     printf ("  register rtx x%d ATTRIBUTE_UNUSED;\n", i);
 

gcc/optabs.c

@@ -2893,7 +2893,7 @@ prepare_cmp_insn (px, py, pcomparison, size, pmode, punsignedp, align,
      rtx size;
      enum machine_mode *pmode;
      int *punsignedp;
-     int align;
+     int align ATTRIBUTE_UNUSED;
      enum can_compare_purpose purpose;
 {
   enum machine_mode mode = *pmode;

gcc/sdbout.c

@@ -336,7 +336,7 @@ static struct sdb_file *current_file;
 
 void
 sdbout_init (asm_file, input_file_name, syms)
-     FILE *asm_file;
+     FILE *asm_file ATTRIBUTE_UNUSED;
      char *input_file_name;
      tree syms ATTRIBUTE_UNUSED;
 {
@@ -1524,7 +1524,7 @@ sdbout_reg_parms (parms)
 
 void
 sdbout_begin_block (file, line, n)
-     FILE *file;
+     FILE *file ATTRIBUTE_UNUSED;
      int line;
      int n;
 {
@@ -1564,7 +1564,7 @@ sdbout_begin_block (file, line, n)
 
 void
 sdbout_end_block (file, line, n)
-     FILE *file;
+     FILE *file ATTRIBUTE_UNUSED;
      int line;
      int n ATTRIBUTE_UNUSED;
 {

gcc/toplev.c

@@ -2735,7 +2735,7 @@ rest_of_type_compilation (type, toplev)
 
 void
 note_deferral_of_defined_inline_function (decl)
-     tree decl;
+     tree decl ATTRIBUTE_UNUSED;
 {
 #ifdef DWARF_DEBUGGING_INFO
   /* Generate the DWARF info for the "abstract" instance of a function