From b8cc476ce9a3e931fb474ee83e8ae147bcd9c86e Mon Sep 17 00:00:00 2001
From: kazu <kazu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 22 Jan 2018 13:09:37 +0000
Subject: [PATCH] use predefined IDs

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62008 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 complex.c  | 7 ++++---
 dir.c      | 3 ++-
 io.c       | 2 +-
 proc.c     | 2 +-
 rational.c | 6 +++---
 variable.c | 2 +-
 vm_eval.c  | 4 ++--
 7 files changed, 14 insertions(+), 12 deletions(-)

diff --git a/complex.c b/complex.c
index cee9770f67..9b54d6bbc2 100644
--- a/complex.c
+++ b/complex.c
@@ -12,6 +12,7 @@
 #endif
 #include <math.h>
 #include "internal.h"
+#include "id.h"
 
 #define NDEBUG
 #include "ruby_assert.h"
@@ -33,10 +34,12 @@ static VALUE nucomp_arg(VALUE self);
 static ID id_abs, id_arg,
     id_denominator, id_expt, id_fdiv,
     id_negate, id_numerator, id_quo,
-    id_real_p, id_to_f, id_to_i, id_to_r,
+    id_real_p, id_to_f,
     id_i_real, id_i_imag,
     id_finite_p, id_infinite_p, id_rationalize,
     id_PI;
+#define id_to_i idTo_i
+#define id_to_r idTo_r
 
 #define f_boolcast(x) ((x) ? Qtrue : Qfalse)
 
@@ -2204,8 +2207,6 @@ Init_Complex(void)
     id_quo = rb_intern("quo");
     id_real_p = rb_intern("real?");
     id_to_f = rb_intern("to_f");
-    id_to_i = rb_intern("to_i");
-    id_to_r = rb_intern("to_r");
     id_i_real = rb_intern("@real");
     id_i_imag = rb_intern("@image"); /* @image, not @imag */
     id_finite_p = rb_intern("finite?");
diff --git a/dir.c b/dir.c
index ab2902c797..26cc122d5b 100644
--- a/dir.c
+++ b/dir.c
@@ -14,6 +14,7 @@
 #include "ruby/encoding.h"
 #include "ruby/thread.h"
 #include "internal.h"
+#include "id.h"
 #include "encindex.h"
 
 #include <sys/types.h>
@@ -662,7 +663,7 @@ dir_inspect(VALUE dir)
 	rb_str_cat2(str, ">");
 	return str;
     }
-    return rb_funcallv(dir, rb_intern("to_s"), 0, 0);
+    return rb_funcallv(dir, idTo_s, 0, 0);
 }
 
 /* Workaround for Solaris 10 that does not have dirfd.
diff --git a/io.c b/io.c
index fd4892fab3..501d14e9c9 100644
--- a/io.c
+++ b/io.c
@@ -4742,7 +4742,7 @@ static VALUE
 ignore_closed_stream(VALUE io, VALUE exc)
 {
     enum {mesg_len = sizeof(closed_stream)-1};
-    VALUE mesg = rb_attr_get(exc, rb_intern("mesg"));
+    VALUE mesg = rb_attr_get(exc, idMesg);
     if (!RB_TYPE_P(mesg, T_STRING) ||
 	RSTRING_LEN(mesg) != mesg_len ||
 	memcmp(RSTRING_PTR(mesg), closed_stream, mesg_len)) {
diff --git a/proc.c b/proc.c
index 3fbe099415..4f909dac4b 100644
--- a/proc.c
+++ b/proc.c
@@ -3082,7 +3082,7 @@ Init_Proc(void)
     rb_undef_alloc_func(rb_cProc);
     rb_define_singleton_method(rb_cProc, "new", rb_proc_s_new, -1);
 
-    rb_add_method(rb_cProc, rb_intern("call"), VM_METHOD_TYPE_OPTIMIZED,
+    rb_add_method(rb_cProc, idCall, VM_METHOD_TYPE_OPTIMIZED,
 		  (void *)OPTIMIZED_METHOD_TYPE_CALL, METHOD_VISI_PUBLIC);
     rb_add_method(rb_cProc, rb_intern("[]"), VM_METHOD_TYPE_OPTIMIZED,
 		  (void *)OPTIMIZED_METHOD_TYPE_CALL, METHOD_VISI_PUBLIC);
diff --git a/rational.c b/rational.c
index d82d487d51..7491b81cf8 100644
--- a/rational.c
+++ b/rational.c
@@ -33,8 +33,9 @@
 
 VALUE rb_cRational;
 
-static ID id_abs, id_idiv, id_integer_p, id_to_i,
+static ID id_abs, id_idiv, id_integer_p,
     id_i_num, id_i_den;
+#define id_to_i idTo_i
 
 #define f_boolcast(x) ((x) ? Qtrue : Qfalse)
 #define f_inspect rb_inspect
@@ -2003,7 +2004,7 @@ rb_rational_den(VALUE rat)
 #define id_denominator rb_intern("denominator")
 #define f_denominator(x) rb_funcall((x), id_denominator, 0)
 
-#define id_to_r rb_intern("to_r")
+#define id_to_r idTo_r
 #define f_to_r(x) rb_funcall((x), id_to_r, 0)
 
 /*
@@ -2684,7 +2685,6 @@ Init_Rational(void)
     id_abs = rb_intern("abs");
     id_idiv = rb_intern("div");
     id_integer_p = rb_intern("integer?");
-    id_to_i = rb_intern("to_i");
     id_i_num = rb_intern("@numerator");
     id_i_den = rb_intern("@denominator");
 
diff --git a/variable.c b/variable.c
index 3e37bc2f72..3f9725a065 100644
--- a/variable.c
+++ b/variable.c
@@ -1748,7 +1748,7 @@ uninitialized_constant(VALUE klass, VALUE name)
 VALUE
 rb_const_missing(VALUE klass, VALUE name)
 {
-    VALUE value = rb_funcallv(klass, rb_intern("const_missing"), 1, &name);
+    VALUE value = rb_funcallv(klass, idConst_missing, 1, &name);
     rb_vm_inc_const_missing_count();
     return value;
 }
diff --git a/vm_eval.c b/vm_eval.c
index fea06a7155..3a82a08671 100644
--- a/vm_eval.c
+++ b/vm_eval.c
@@ -2150,9 +2150,9 @@ Init_vm_eval(void)
     rb_define_private_method(rb_cBasicObject, "method_missing", rb_method_missing, -1);
 
 #if 1
-    rb_add_method(rb_cBasicObject, rb_intern("__send__"),
+    rb_add_method(rb_cBasicObject, id__send__,
 		  VM_METHOD_TYPE_OPTIMIZED, (void *)OPTIMIZED_METHOD_TYPE_SEND, METHOD_VISI_PUBLIC);
-    rb_add_method(rb_mKernel, rb_intern("send"),
+    rb_add_method(rb_mKernel, idSend,
 		  VM_METHOD_TYPE_OPTIMIZED, (void *)OPTIMIZED_METHOD_TYPE_SEND, METHOD_VISI_PUBLIC);
 #else
     rb_define_method(rb_cBasicObject, "__send__", rb_f_send, -1);