From fda08b3a2eeb39f24757d2549f790f105f1dd3b8 Mon Sep 17 00:00:00 2001
From: eschnett <eschnett@17b73243-c579-4c4c-a9d2-2d5706c11dac>
Date: Tue, 15 Jan 2013 17:27:08 +0000
Subject: Autoconf attribute always_inline

Add autoconf test for __attribute__((__always_inline__)).
Improve autoconf test for _Pragma syntax.


git-svn-id: http://svn.cactuscode.org/flesh/trunk@4934 17b73243-c579-4c4c-a9d2-2d5706c11dac
---
 lib/make/cctk_Config.h.in | 30 ++++++++++++++++++++++++++++--
 1 file changed, 28 insertions(+), 2 deletions(-)

(limited to 'lib/make/cctk_Config.h.in')

diff --git a/lib/make/cctk_Config.h.in b/lib/make/cctk_Config.h.in
index 20e6109a..3325828f 100644
--- a/lib/make/cctk_Config.h.in
+++ b/lib/make/cctk_Config.h.in
@@ -200,6 +200,12 @@
 #  define CCTK_RESTRICT restrict
 #endif
 
+/* Disable _Pragma if unsupported */
+#undef HAVE_CCTK_C__PRAGMA
+#ifndef HAVE_CCTK_C__PRAGMA
+#  define _Pragma(x)
+#endif
+
 /* Some C compilers (e.g. C99 ones) define bool */
 #undef HAVE_CCTK_C_BOOL
 
@@ -208,8 +214,6 @@
 #  define CCTK_HAVE_C_BOOL
 #endif
 
-#undef HAVE_CCTK_C__PRAGMA
-
 /* Since this is non-standard leave commented out for the moment */
 #if 0
 #ifndef HAVE_CCTK_C_BOOL
@@ -297,6 +301,14 @@ typedef enum {false, true} bool;
 #  define CCTK_ATTRIBUTE_NOINLINE
 #endif
 
+/* Whether __attribute__((always_inline)) exists. */
+#undef HAVE_CCTK_C_ATTRIBUTE_ALWAYS_INLINE
+#ifdef HAVE_CCTK_C_ATTRIBUTE_ALWAYS_INLINE
+#  define CCTK_ATTRIBUTE_ALWAYS_INLINE __attribute__((__always_inline__))
+#else
+#  define CCTK_ATTRIBUTE_ALWAYS_INLINE
+#endif
+
 /* Whether __attribute__((unused)) exists. */
 #undef HAVE_CCTK_C_ATTRIBUTE_UNUSED
 #ifdef HAVE_CCTK_C_ATTRIBUTE_UNUSED
@@ -463,6 +475,20 @@ typedef enum {false, true} bool;
 #  define CCTK_MEMBER_ATTRIBUTE_NOINLINE
 #endif
 
+/* Whether __attribute__((always_inline)) exists. */
+#undef HAVE_CCTK_CXX_ATTRIBUTE_ALWAYS_INLINE
+#ifdef HAVE_CCTK_CXX_ATTRIBUTE_ALWAYS_INLINE
+#  define CCTK_ATTRIBUTE_ALWAYS_INLINE __attribute__((__always_inline__))
+#else
+#  define CCTK_ATTRIBUTE_ALWAYS_INLINE
+#endif
+#undef HAVE_CCTK_CXX_MEMBER_ATTRIBUTE_ALWAYS_INLINE
+#ifdef HAVE_CCTK_CXX_MEMBER_ATTRIBUTE_ALWAYS_INLINE
+#  define CCTK_MEMBER_ATTRIBUTE_ALWAYS_INLINE __attribute__((__always_inline__))
+#else
+#  define CCTK_MEMBER_ATTRIBUTE_ALWAYS_INLINE
+#endif
+
 /* Whether __attribute__((unused)) exists. */
 #undef HAVE_CCTK_CXX_ATTRIBUTE_UNUSED
 #ifdef HAVE_CCTK_CXX_ATTRIBUTE_UNUSED
-- 
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