From 57fb2199059cb55b632d093c2e64c8a3c60acfbb Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 15 Apr 2012 00:06:13 +0000
Subject: * reduce UNREACHABLE.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35333 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 file.c | 29 ++++++++++++-----------------
 1 file changed, 12 insertions(+), 17 deletions(-)

(limited to 'file.c')

diff --git a/file.c b/file.c
index 1c31086d26..59de83c5fd 100644
--- a/file.c
+++ b/file.c
@@ -4182,13 +4182,8 @@ test_check(int n, int argc, VALUE *argv)
     n+=1;
     rb_check_arity(argc, n, n);
     for (i=1; i<n; i++) {
-	switch (TYPE(argv[i])) {
-	  case T_STRING:
-	  default:
+	if (!RB_TYPE_P(argv[i], T_FILE)) {
 	    FilePathValue(argv[i]);
-	    break;
-	  case T_FILE:
-	    break;
 	}
     }
 }
@@ -4260,7 +4255,16 @@ rb_f_test(int argc, VALUE *argv)
 
     if (argc == 0) rb_check_arity(argc, 2, 3);
     cmd = NUM2CHR(argv[0]);
-    if (cmd == 0) goto unknown;
+    if (cmd == 0) {
+      unknown:
+	/* unknown command */
+	if (ISPRINT(cmd)) {
+	    rb_raise(rb_eArgError, "unknown command '%s%c'", cmd == '\'' || cmd == '\\' ? "\\" : "", cmd);
+	}
+	else {
+	    rb_raise(rb_eArgError, "unknown command \"\\x%02X\"", cmd);
+	}
+    }
     if (strchr("bcdefgGkloOprRsSuwWxXz", cmd)) {
 	CHECK(1);
 	switch (cmd) {
@@ -4379,16 +4383,7 @@ rb_f_test(int argc, VALUE *argv)
 	    return Qfalse;
 	}
     }
-  unknown:
-    /* unknown command */
-    if (ISPRINT(cmd)) {
-	rb_raise(rb_eArgError, "unknown command '%s%c'", cmd == '\'' || cmd == '\\' ? "\\" : "", cmd);
-    }
-    else {
-	rb_raise(rb_eArgError, "unknown command \"\\x%02X\"", cmd);
-    }
-
-    UNREACHABLE;
+    goto unknown;
 }
 
 
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