From 2694b2f937681526550b8aabf798f033fa557049 Mon Sep 17 00:00:00 2001
From: matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 15 Mar 2008 09:19:38 +0000
Subject: * encoding.c (rb_enc_associate_index): pass unnecessary
 enc_capable().

* string.c (rb_str_cmp): reduce invocation of rb_enc_compatible().

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@15782 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 string.c | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

(limited to 'string.c')

diff --git a/string.c b/string.c
index f88e6ba280..deb3d150f0 100644
--- a/string.c
+++ b/string.c
@@ -253,13 +253,19 @@ rb_str_coderange_scan_restartable(const char *s, const char *e, rb_encoding *enc
     }
 }
 
+static inline void
+str_enc_copy(VALUE str1, VALUE str2)
+{
+    rb_enc_internal_set_index(str1, ENCODING_GET(str2));
+}
+
 static void
 rb_enc_cr_str_copy_for_substr(VALUE dest, VALUE src)
 {
     /* this function is designed for copying encoding and coderange
      * from src to new string "dest" which is made from the part of src.
      */
-    rb_enc_copy(dest, src);
+    str_enc_copy(dest, src);
     switch (ENC_CODERANGE(src)) {
       case ENC_CODERANGE_7BIT:
 	ENC_CODERANGE_SET(dest, ENC_CODERANGE_7BIT);
@@ -285,7 +291,7 @@ rb_enc_cr_str_copy_for_substr(VALUE dest, VALUE src)
 static void
 rb_enc_cr_str_exact_copy(VALUE dest, VALUE src)
 {
-    rb_enc_copy(dest, src);
+    str_enc_copy(dest, src);
     ENC_CODERANGE_SET(dest, ENC_CODERANGE(src));
 }
 
@@ -1884,14 +1890,12 @@ rb_str_cmp(VALUE str1, VALUE str2)
 {
     long len;
     int retval;
-    rb_encoding *enc;
 
-    enc = rb_enc_compatible(str1, str2);
     len = lesser(RSTRING_LEN(str1), RSTRING_LEN(str2));
     retval = memcmp(RSTRING_PTR(str1), RSTRING_PTR(str2), len);
     if (retval == 0) {
 	if (RSTRING_LEN(str1) == RSTRING_LEN(str2)) {
-	    if (!enc) {
+	    if (!rb_enc_compatible(str1, str2)) {
 		if (ENCODING_GET(str1) - ENCODING_GET(str2) > 0)
 		    return 1;
 		return -1;
-- 
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