io.c (struct argf): char behaves like an unsigned char by default on AIX.

http://publib.boulder.ibm.com/infocenter/comphelp/v111v131/index.jsp?topic=/com.ibm.xlcpp111.aix.doc/language_ref/ch.html


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@30726 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/io.c b/io.c
index 17784588bb..0b0a278697 100644
--- a/io.c
+++ b/io.c
@@ -150,7 +150,7 @@ struct argf {
     VALUE argv;
     char *inplace;
     struct rb_io_enc_t encs;
-    char init_p, next_p, binmode;
+    int8_t init_p, next_p, binmode;
 };
 
 static int max_file_descriptor = NOFILE;