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Re: [PATCH 07/14] FreeBSD update of __dead2, etc.
- From: Sebastian Huber <sebastian dot huber at embedded-brains dot de>
- To: newlib at sourceware dot org
- Date: Thu, 18 Apr 2013 09:44:43 +0200
- Subject: Re: [PATCH 07/14] FreeBSD update of __dead2, etc.
- References: <1366204592-27532-1-git-send-email-sebastian dot huber at embedded-brains dot de> <1366204592-27532-7-git-send-email-sebastian dot huber at embedded-brains dot de> <20130418074051 dot GE25188 at calimero dot vinschen dot de>
On 04/18/2013 09:40 AM, Corinna Vinschen wrote:
On Apr 17 15:16, Sebastian Huber wrote:
newlib/ChangeLog
2013-04-17 Sebastian Huber <sebastian.huber@embedded-brains.de>
* libc/include/sys/cdefs.h (__GNUC_PREREQ__): New define.
(__aligned): Likewise.
(__alignof): Likewise.
(__dead2): Likewise.
(__packed): Likewise.
(__pure2): Likewise.
(__section): Likewise.
(__unused): Likewise.
(__used): Likewise.
---
newlib/libc/include/sys/cdefs.h | 59 ++++++++++++++++++++++++++++++++++++++-
1 files changed, 58 insertions(+), 1 deletions(-)
diff --git a/newlib/libc/include/sys/cdefs.h b/newlib/libc/include/sys/cdefs.h
index 62c7aae..d8c32cc 100644
--- a/newlib/libc/include/sys/cdefs.h
+++ b/newlib/libc/include/sys/cdefs.h
@@ -147,6 +147,11 @@
#endif /* __GNUC__ || __INTEL_COMPILER */
/*
+ * Macro to test if we're using a specific version of gcc or later.
+ */
+#define __GNUC_PREREQ__(ma, mi) __GNUC_PREREQ(ma, mi)
+
+/*
Is it really necessary to introduce another version of the __GNUC_PREREQ
macro? And if we really do that, shouldn't it rather be defined in
features.h, alongside the original macro?
I introduced this define here to keep the differences between the FreeBSD
version as minimal as possible.
From the Newlib to FreeBSD difference we have:
@@ -113,12 +143,7 @@
/*
* Macro to test if we're using a specific version of gcc or later.
*/
-#if defined(__GNUC__) && !defined(__INTEL_COMPILER)
-#define __GNUC_PREREQ__(ma, mi) \
- (__GNUC__ > (ma) || __GNUC__ == (ma) && __GNUC_MINOR__ >= (mi))
-#else
-#define __GNUC_PREREQ__(ma, mi) 0
-#endif
+#define __GNUC_PREREQ__(ma, mi) __GNUC_PREREQ(ma, mi)
/*
* The __CONCAT macro is used to concatenate parts of symbol names, e.g.
--
Sebastian Huber, embedded brains GmbH
Address : Dornierstr. 4, D-82178 Puchheim, Germany
Phone : +49 89 189 47 41-16
Fax : +49 89 189 47 41-09
E-Mail : sebastian.huber@embedded-brains.de
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