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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 /includes/rts/SpinLock.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 'includes/rts/SpinLock.h')
-rw-r--r--includes/rts/SpinLock.h8
1 files changed, 2 insertions, 6 deletions
diff --git a/includes/rts/SpinLock.h b/includes/rts/SpinLock.h
index dccd86705c..6530a3a2f0 100644
--- a/includes/rts/SpinLock.h
+++ b/includes/rts/SpinLock.h
@@ -19,9 +19,8 @@
*
* -------------------------------------------------------------------------- */
-#ifndef RTS_SPINLOCK_H
-#define RTS_SPINLOCK_H
-
+#pragma once
+
#if defined(THREADED_RTS)
#if defined(PROF_SPIN)
@@ -112,6 +111,3 @@ INLINE_HEADER void initSpinLock(void * p STG_UNUSED)
{ /* nothing */ }
#endif /* THREADED_RTS */
-
-#endif /* RTS_SPINLOCK_H */
-