From: Sage Weil <sage@redhat.com>
Date: Tue, 30 Oct 2018 15:42:47 +0000 (-0500)
Subject: include/buffer: make static_assert c++11-safe
X-Git-Tag: v14.1.0~999^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F24835%2Fhead;p=ceph.git

include/buffer: make static_assert c++11-safe

The variant with only one arg was added in c++17.

Signed-off-by: Sage Weil <sage@redhat.com>
---

diff --git a/src/include/buffer.h b/src/include/buffer.h
index 60a5cca99520..43820d42f2be 100644
--- a/src/include/buffer.h
+++ b/src/include/buffer.h
@@ -654,7 +654,8 @@ namespace buffer CEPH_BUFFER_API {
     };
     // The contiguous_filler is supposed to be not costlier than a single
     // pointer. Keep it dumb, please.
-    static_assert(sizeof(contiguous_filler) == sizeof(char*));
+    static_assert(sizeof(contiguous_filler) == sizeof(char*),
+		  "contiguous_filler should be no costlier than pointer");
 
     class page_aligned_appender {
       bufferlist *pbl;