* file.c (rb_find_file_ext): guard load_path from GC.

  gcc version 4.1.2 20061115 (prerelease) (Debian 4.1.1-21) optimizes
  load_path by holding only RARRAY_LEN(load_path) and
  RARRAY_PTR(load_path) in registers on IA64 GNU/Linux Etch.


git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@16332 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 8 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index cac4186fb..a498dd59f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+Thu May  8 16:46:06 2008  Tanaka Akira  <akr@fsij.org>
+
+	* file.c (rb_find_file_ext): guard load_path from GC.
+	  gcc version 4.1.2 20061115 (prerelease) (Debian 4.1.1-21) optimizes
+	  load_path by holding only RARRAY_LEN(load_path) and
+	  RARRAY_PTR(load_path) in registers on IA64 GNU/Linux Etch.
+
 Thu May  8 16:41:20 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* configure.in (MINIRUBY), common.mk (RUBYOPT): add purelib.rb.
diff --git a/file.c b/file.c
index c614a7e38..21741a63e 100644
--- a/file.c
+++ b/file.c
@@ -4346,6 +4346,7 @@ rb_find_file_ext(VALUE *filep, const char *const *ext)
 	    }
 	}
     }
+    RB_GC_GUARD(load_path);
     return 0;
 }