* class.c (rb_obj_methods), compile.c (iseq_compile_each),

  iseq.c(iseq_load, rb_iseq_parameters), pack.c (pack_pack),
  regcomp.c (is_not_included, update_string_node_case_fold),
  transcode.c (rb_econv_open0, make_replacement),
  vm_eval.c (raise_method_missing): remove unused variable.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33950 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

8 files changed, 24 insertions, 35 deletions

diff --git a/ChangeLog b/ChangeLog
index 9bbf8c489d..c9e1fd3e6e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,18 @@
-Mon Dec  5 14:33:41 2011  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+Mon Dec  5 18:50:08 2011  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* class.c (rb_obj_methods), compile.c (iseq_compile_each),
+	  iseq.c(iseq_load, rb_iseq_parameters), pack.c (pack_pack),
+	  regcomp.c (is_not_included, update_string_node_case_fold),
+	  transcode.c (rb_econv_open0, make_replacement),
+	  vm_eval.c (raise_method_missing): remove unused variable.
+
+Mon Dec  5 18:49:52 2011  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* class.c (rb_obj_methods), compile.c (iseq_compile_each),
+	  iseq.c(iseq_load, rb_iseq_parameters), pack.c (pack_pack),
+	  regcomp.c (is_not_included, update_string_node_case_fold),
+	  transcode.c (rb_econv_open0, make_replacement),
+	  vm_eval.c (raise_method_missing): remove unused variable.
 
 	* signal.c (reserved_signal_p): static.
 
diff --git a/class.c b/class.c
index b744c88f8f..f56466edc2 100644
--- a/class.c
+++ b/class.c
@@ -1135,9 +1135,6 @@ rb_obj_methods(int argc, VALUE *argv, VALUE obj)
 {
   retry:
     if (argc == 0) {
-	VALUE args[1];
-
-	args[0] = Qtrue;
 	return class_instance_method_list(argc, argv, CLASS_OF(obj), 1, ins_methods_i);
     }
     else {
diff --git a/compile.c b/compile.c
index 81d87be47e..9530684a1b 100644
--- a/compile.c
+++ b/compile.c
@@ -3293,7 +3293,6 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
 	VALUE prevblock = iseq->compile_data->current_block;
 	LABEL *retry_label = NEW_LABEL(nd_line(node));
 	LABEL *retry_end_l = NEW_LABEL(nd_line(node));
-	ID mid = 0;
 
 	ADD_LABEL(ret, retry_label);
 	if (nd_type(node) == NODE_FOR) {
@@ -3303,7 +3302,6 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
 		NEW_CHILD_ISEQVAL(node->nd_body, make_name_for_block(iseq),
 				  ISEQ_TYPE_BLOCK, nd_line(node));
 
-	    mid = idEach;
 	    ADD_SEND_R(ret, nd_line(node), ID2SYM(idEach), INT2FIX(0),
 		       iseq->compile_data->current_block, INT2FIX(0));
 	}
diff --git a/iseq.c b/iseq.c
index 059038342f..e694567f9f 100644
--- a/iseq.c
+++ b/iseq.c
@@ -463,6 +463,7 @@ iseq_load(VALUE self, VALUE data, VALUE parent, VALUE opt)
     version2    = CHECK_INTEGER(rb_ary_entry(data, i++));
     format_type = CHECK_INTEGER(rb_ary_entry(data, i++));
     misc        = rb_ary_entry(data, i++); /* TODO */
+    ((void)magic, (void)version1, (void)version2, (void)format_type, (void)misc);
 
     name        = CHECK_STRING(rb_ary_entry(data, i++));
     filename    = CHECK_STRING(rb_ary_entry(data, i++));
@@ -1381,7 +1382,7 @@ rb_iseq_clone(VALUE iseqval, VALUE newcbase)
 VALUE
 rb_iseq_parameters(const rb_iseq_t *iseq, int is_proc)
 {
-    int i, r, s;
+    int i, r;
     VALUE a, args = rb_ary_new2(iseq->arg_size);
     ID req, opt, rest, block;
 #define PARAM_TYPE(type) rb_ary_push(a = rb_ary_new2(2), ID2SYM(type))
@@ -1410,7 +1411,7 @@ rb_iseq_parameters(const rb_iseq_t *iseq, int is_proc)
 	iseq->arg_post_len > 0 ? iseq->arg_post_start :
 	iseq->arg_block != -1 ? iseq->arg_block :
 	iseq->arg_size;
-    for (s = i; i < r; i++) {
+    for (; i < r; i++) {
 	PARAM_TYPE(opt);
 	if (rb_id2name(PARAM_ID(i))) {
 	    rb_ary_push(a, ID2SYM(PARAM_ID(i)));
diff --git a/pack.c b/pack.c
index d22a80a9be..a75c02bac6 100644
--- a/pack.c
+++ b/pack.c
@@ -378,7 +378,7 @@ pack_pack(VALUE ary, VALUE fmt)
 #ifdef NATINT_PACK
     int natint;		/* native integer */
 #endif
-    int signed_p, integer_size, bigendian_p;
+    int integer_size, bigendian_p;
 
     StringValue(fmt);
     p = RSTRING_PTR(fmt);
@@ -648,73 +648,61 @@ pack_pack(VALUE ary, VALUE fmt)
 	    break;
 
 	  case 's':		/* signed short */
-            signed_p = 1;
             integer_size = NATINT_LEN(short, 2);
             bigendian_p = BIGENDIAN_P();
             goto pack_integer;
 
 	  case 'S':		/* unsigned short */
-            signed_p = 0;
             integer_size = NATINT_LEN(short, 2);
             bigendian_p = BIGENDIAN_P();
             goto pack_integer;
 
 	  case 'i':		/* signed int */
-            signed_p = 1;
             integer_size = (int)sizeof(int);
             bigendian_p = BIGENDIAN_P();
             goto pack_integer;
 
 	  case 'I':		/* unsigned int */
-            signed_p = 0;
             integer_size = (int)sizeof(int);
             bigendian_p = BIGENDIAN_P();
             goto pack_integer;
 
 	  case 'l':		/* signed long */
-            signed_p = 1;
             integer_size = NATINT_LEN(long, 4);
             bigendian_p = BIGENDIAN_P();
             goto pack_integer;
 
 	  case 'L':		/* unsigned long */
-            signed_p = 0;
             integer_size = NATINT_LEN(long, 4);
             bigendian_p = BIGENDIAN_P();
             goto pack_integer;
 
 	  case 'q':		/* signed quad (64bit) int */
-            signed_p = 1;
 	    integer_size = 8;
             bigendian_p = BIGENDIAN_P();
             goto pack_integer;
 
 	  case 'Q':		/* unsigned quad (64bit) int */
-            signed_p = 0;
 	    integer_size = 8;
             bigendian_p = BIGENDIAN_P();
             goto pack_integer;
 
 	  case 'n':		/* unsigned short (network byte-order)  */
-            signed_p = 0;
             integer_size = 2;
             bigendian_p = 1;
             goto pack_integer;
 
 	  case 'N':		/* unsigned long (network byte-order) */
-            signed_p = 0;
             integer_size = 4;
             bigendian_p = 1;
             goto pack_integer;
 
 	  case 'v':		/* unsigned short (VAX byte-order) */
-            signed_p = 0;
             integer_size = 2;
             bigendian_p = 0;
             goto pack_integer;
 
 	  case 'V':		/* unsigned long (VAX byte-order) */
-            signed_p = 0;
             integer_size = 4;
             bigendian_p = 0;
             goto pack_integer;
diff --git a/regcomp.c b/regcomp.c
index ae8c793e76..98ecbe8180 100644
--- a/regcomp.c
+++ b/regcomp.c
@@ -2433,7 +2433,7 @@ is_not_included(Node* x, Node* y, regex_t* reg)
   int i;
   OnigDistance len;
   OnigCodePoint code;
-  UChar *p, c;
+  UChar *p;
   int ytype;
 
  retry:
@@ -2547,7 +2547,6 @@ is_not_included(Node* x, Node* y, regex_t* reg)
       if (NSTRING_LEN(x) == 0)
 	break;
 
-      c = *(xs->s);
       switch (ytype) {
       case NT_CTYPE:
 	switch (NCTYPE(y)->ctype) {
@@ -3223,7 +3222,7 @@ next_setup(Node* node, Node* next_node, regex_t* reg)
 static int
 update_string_node_case_fold(regex_t* reg, Node *node)
 {
-  UChar *p, *q, *end, buf[ONIGENC_MBC_CASE_FOLD_MAXLEN];
+  UChar *p, *end, buf[ONIGENC_MBC_CASE_FOLD_MAXLEN];
   UChar *sbuf, *ebuf, *sp;
   int r, i, len;
   OnigDistance sbuf_size;
@@ -3239,7 +3238,6 @@ update_string_node_case_fold(regex_t* reg, Node *node)
   p = sn->s;
   while (p < end) {
     len = ONIGENC_MBC_CASE_FOLD(reg->enc, reg->case_fold_flag, &p, end, buf);
-    q = buf;
     for (i = 0; i < len; i++) {
       if (sp >= ebuf) {
 	sbuf = (UChar* )xrealloc(sbuf, sbuf_size * 2);
diff --git a/transcode.c b/transcode.c
index ac3435444e..15d9f5c238 100644
--- a/transcode.c
+++ b/transcode.c
@@ -979,22 +979,19 @@ rb_econv_open0(const char *sname, const char *dname, int ecflags)
     int num_trans;
     rb_econv_t *ec;
 
-    rb_encoding *senc, *denc;
     int sidx, didx;
 
-    senc = NULL;
     if (*sname) {
         sidx = rb_enc_find_index(sname);
         if (0 <= sidx) {
-            senc = rb_enc_from_index(sidx);
+            rb_enc_from_index(sidx);
         }
     }
 
-    denc = NULL;
     if (*dname) {
         didx = rb_enc_find_index(dname);
         if (0 <= didx) {
-            denc = rb_enc_from_index(didx);
+            rb_enc_from_index(didx);
         }
     }
 
@@ -2160,7 +2157,6 @@ make_replacement(rb_econv_t *ec)
 {
     rb_transcoding *tc;
     const rb_transcoder *tr;
-    rb_encoding *enc;
     const unsigned char *replacement;
     const char *repl_enc;
     const char *ins_enc;
@@ -2174,7 +2170,7 @@ make_replacement(rb_econv_t *ec)
     tc = ec->last_tc;
     if (*ins_enc) {
         tr = tc->transcoder;
-        enc = rb_enc_find(tr->dst_encoding);
+        rb_enc_find(tr->dst_encoding);
         replacement = (const unsigned char *)get_replacement_character(ins_enc, &len, &repl_enc);
     }
     else {
diff --git a/vm_eval.c b/vm_eval.c
index 270255eae1..44edf6f5ea 100644
--- a/vm_eval.c
+++ b/vm_eval.c
@@ -526,7 +526,6 @@ static void
 raise_method_missing(rb_thread_t *th, int argc, const VALUE *argv, VALUE obj,
 		     int last_call_status)
 {
-    ID id;
     VALUE exc = rb_eNoMethodError;
     const char *format = 0;
 
@@ -536,8 +535,6 @@ raise_method_missing(rb_thread_t *th, int argc, const VALUE *argv, VALUE obj,
 
     stack_check();
 
-    id = SYM2ID(argv[0]);
-
     if (last_call_status & NOEX_PRIVATE) {
 	format = "private method `%s' called for %s";
     }