From db5d556f9b6ada9388fe73b925724a06eb23611b Mon Sep 17 00:00:00 2001
From: shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 2 Jan 2018 06:41:50 +0000
Subject: bit-fields other than int is a C99ism

To be precise C90 says "A bit-field may have type int, unsigned
int, or signed int". It is clear that char or enum are NG.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61554 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 compile.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'compile.c')

diff --git a/compile.c b/compile.c
index 0bb6c59e6c..51d6f1be01 100644
--- a/compile.c
+++ b/compile.c
@@ -7985,7 +7985,11 @@ struct ibf_id_entry {
 	ibf_id_enc_ascii,
 	ibf_id_enc_utf8,
 	ibf_id_enc_other
-    } enc : 2;
+    } enc
+#if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
+    : 2
+#endif
+    ;
     char body[1];
 };
 
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