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authorBen Gamari <bgamari.foss@gmail.com>2017-04-22 09:34:18 -0400
committerBen Gamari <ben@smart-cactus.org>2017-04-23 11:05:48 -0400
commitf13eebcc9b1407e5aeaf010536fcb5e469dbfe71 (patch)
tree99bb45d293b74ba0570a2555e07fed09f8c3f659 /compiler/HsVersions.h
parent87fbf39a61d2535a172fbcecec098730eba1777f (diff)
downloadhaskell-f13eebcc9b1407e5aeaf010536fcb5e469dbfe71.tar.gz
cpp: Use #pragma once instead of #ifndef guards
This both says what we mean and silences a bunch of spurious CPP linting warnings. This pragma is supported by all CPP implementations which we support. Reviewers: austin, erikd, simonmar, hvr Reviewed By: simonmar Subscribers: rwbarton, thomie Differential Revision: https://phabricator.haskell.org/D3482
Diffstat (limited to 'compiler/HsVersions.h')
-rw-r--r--compiler/HsVersions.h6
1 files changed, 1 insertions, 5 deletions
diff --git a/compiler/HsVersions.h b/compiler/HsVersions.h
index 4a0b04ad70..a4ec3e4c40 100644
--- a/compiler/HsVersions.h
+++ b/compiler/HsVersions.h
@@ -1,5 +1,4 @@
-#ifndef HSVERSIONS_H
-#define HSVERSIONS_H
+#pragma once
#if 0
@@ -64,6 +63,3 @@ foreign import ccall unsafe saccessor \
#define ASSERTM(e) do { bool <- e; MASSERT(bool) }
#define ASSERTM2(e,msg) do { bool <- e; MASSERT2(bool,msg) }
#define WARNM2(e,msg) do { bool <- e; WARN(bool, msg) return () }
-
-#endif /* HsVersions.h */
-