From 9f37449f176d8943b765fc65c1adc5290e0f72ac Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 1 Nov 2015 02:50:59 +0000
Subject: ruby-runner.c.in: trivial optimization

* template/ruby-runner.c.in (main): trivial optimization.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52420 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 template/ruby-runner.c.in | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'template')

diff --git a/template/ruby-runner.c.in b/template/ruby-runner.c.in
index c4ee2f1ee4..75be21573f 100644
--- a/template/ruby-runner.c.in
+++ b/template/ruby-runner.c.in
@@ -15,10 +15,12 @@ main(int argc, char **argv)
 {
     static const char builddir[] = BUILDDIR;
     const char *libpath = getenv(LIBPATHENV);
+    char c = 0;
+
     if (libpath) {
-	while (*libpath == PATH_SEP) ++libpath;
+	while ((c = *libpath) == PATH_SEP) ++libpath;
     }
-    if (libpath && *libpath) {
+    if (c) {
 	size_t n = strlen(libpath);
 	char *e = malloc(sizeof(builddir)+n+1);
 	memcpy(e, builddir, sizeof(builddir)-1);
-- 
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