r260506 - Update of "GCC extensions not implemented yet" in Clang User's Manual
Andrey Bokhanko via cfe-commits
cfe-commits at lists.llvm.org
Thu Feb 11 02:36:07 PST 2016
Author: asbokhan
Date: Thu Feb 11 04:36:06 2016
New Revision: 260506
URL: http://llvm.org/viewvc/llvm-project?rev=260506&view=rev
Log:
Update of "GCC extensions not implemented yet" in Clang User's Manual
#pragma weak, global register variables and static initialization of flexible
array members are supported now, so they are removed from "GCC extensions not
implemented yet" list.
Differential Revision: http://reviews.llvm.org/D16851
Modified:
cfe/trunk/docs/UsersManual.rst
Modified: cfe/trunk/docs/UsersManual.rst
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/docs/UsersManual.rst?rev=260506&r1=260505&r2=260506&view=diff
==============================================================================
--- cfe/trunk/docs/UsersManual.rst (original)
+++ cfe/trunk/docs/UsersManual.rst Thu Feb 11 04:36:06 2016
@@ -1694,10 +1694,6 @@ GCC extensions not implemented yet
clang tries to be compatible with gcc as much as possible, but some gcc
extensions are not implemented yet:
-- clang does not support #pragma weak (`bug
- 3679 <http://llvm.org/bugs/show_bug.cgi?id=3679>`_). Due to the uses
- described in the bug, this is likely to be implemented at some point,
- at least partially.
- clang does not support decimal floating point types (``_Decimal32`` and
friends) or fixed-point types (``_Fract`` and friends); nobody has
expressed interest in these features yet, so it's hard to say when
@@ -1715,12 +1711,6 @@ extensions are not implemented yet:
...
local_function(1);
-- clang does not support global register variables; this is unlikely to
- be implemented soon because it requires additional LLVM backend
- support.
-- clang does not support static initialization of flexible array
- members. This appears to be a rarely used extension, but could be
- implemented pending user demand.
- clang does not support
``__builtin_va_arg_pack``/``__builtin_va_arg_pack_len``. This is
used rarely, but in some potentially interesting places, like the
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