Update copyright years.

[thirdparty/gcc.git] / gcc / doc / standards.texi

diff --git a/gcc/doc/standards.texi b/gcc/doc/standards.texi
index bde233ecdaad60ad42e892e4731254290552c082..f39d8b378f1cdecc33ec11c6d1096e679e353a4b 100644 (file)
--- a/gcc/doc/standards.texi
+++ b/gcc/doc/standards.texi
@@ -1,4 +1,4 @@
-@c Copyright (C) 2000-2018 Free Software Foundation, Inc.
+@c Copyright (C) 2000-2020 Free Software Foundation, Inc.
 @c This is part of the GCC manual.
 @c For copying conditions, see the file gcc.texi.
 
@@ -38,6 +38,8 @@ with some exceptions, and possibly with some extensions.
 @cindex C1X
 @cindex ISO C17
 @cindex C17
+@cindex ISO C2X
+@cindex C2X
 @cindex Technical Corrigenda
 @cindex TC1
 @cindex Technical Corrigendum 1
@@ -102,12 +104,17 @@ in 2011 as ISO/IEC 9899:2011.  (While in development, drafts of this
 standard version were referred to as @dfn{C1X}.)
 GCC has substantially complete support
 for this standard, enabled with @option{-std=c11} or
-@option{-std=iso9899:2011}.  A version with corrections integrated is
+@option{-std=iso9899:2011}.  A version with corrections integrated was
+prepared in 2017 and published in 2018 as ISO/IEC 9899:2018; it is
 known as @dfn{C17} and is supported with @option{-std=c17} or
 @option{-std=iso9899:2017}; the corrections are also applied with
 @option{-std=c11}, and the only difference between the options is the
 value of @code{__STDC_VERSION__}.
 
+A further version of the C standard, known as @dfn{C2X}, is under
+development; experimental and incomplete support for this is enabled
+with @option{-std=c2x}.
+
 By default, GCC provides some extensions to the C language that, on
 rare occasions conflict with the C standard.  @xref{C
 Extensions,,Extensions to the C Language Family}.  
@@ -313,6 +320,12 @@ capability is typically utilized to implement the HSA runtime API's HSAIL
 finalization extension for a gcc supported processor. HSA standards are
 freely available at @uref{http://www.hsafoundation.com/standards/}.
 
+@section D language
+
+GCC supports the D 2.0 programming language.  The D language itself is
+currently defined by its reference implementation and supporting language
+specification, described at @uref{https://dlang.org/spec/spec.html}.
+
 @section References for Other Languages
 
 @xref{Top, GNAT Reference Manual, About This Guide, gnat_rm,