re PR preprocessor/22168 (#if #A == #B should have a diagnostic in ISO C mode)
libcpp
PR preprocessor/22168:
* include/cpplib.h (struct cpp_options) <objc>: Update
documentation.
* expr.c (eval_token): Warn for use of assertions.
* directives.c (directive_diagnostics): Warn about extensions.
(DEPRECATED): New define.
(DIRECTIVE_TABLE): Use it.
gcc
PR preprocessor/22168:
* doc/cpp.texi (Top): Update menu.
(Alternatives to Wrapper #ifndef): New node.
(Other Directives): Document deprecation.
(Obsolete Features): Remove menu.
(Assertions): Merge node into Obsolete Features.
(Obsolete once-only headers): Move earlier; rename to Alternatives
to Wrapper #ifndef.
* doc/cppopts.texi: Update.
* c.opt (Wdeprecated): Enable for C and ObjC.
* doc/invoke.texi (Option Summary): Move -Wno-deprecated.
(C++ Dialect Options): Move -Wno-deprecated from here to...
(Warning Options): ... here.
gcc/testsuite
PR preprocessor/22168:
* gcc.dg/pch/import-2.hs: Add -Wno-deprecated.
* gcc.dg/pch/import-1.hs: Add -Wno-deprecated.
* gcc.dg/pch/import-2.c: Add -Wno-deprecated.
* gcc.dg/pch/import-1.c: Add -Wno-deprecated.
* gcc.dg/cpp/import2.c: Add -Wno-deprecated.
* gcc.dg/cpp/import1.c: Add -Wno-deprecated.
* gcc.dg/cpp/trad/assert3.c: Add -Wno-deprecated.
* gcc.dg/cpp/trad/assert2.c: Add -Wno-deprecated.
* gcc.dg/cpp/trad/assert1.c: Add -Wno-deprecated.
* gcc.dg/cpp/ident.c: Add -Wno-deprecated.
* gcc.dg/cpp/ident-1.c: Add -Wno-deprecated.
* gcc.dg/cpp/extratokens.c: Add -Wno-deprecated.
* gcc.dg/cpp/assert3.c: Add -Wno-deprecated.
* gcc.dg/cpp/assert2.c: Add -Wno-deprecated.
* gcc.dg/cpp/assert1.c: Add -Wno-deprecated.
* gcc.dg/cpp/assert4.c: Compile with -ansi and not -pedantic. Add
-Wno-deprecated.
* gcc.dg/cpp/pr22168.c: New file.
* gcc.dg/cpp/pr22168-2.c: New file.
From-SVN: r135264
diff --git a/libcpp/include/cpplib.h b/libcpp/include/cpplib.h
index 46ab146..6b3f761 100644
--- a/libcpp/include/cpplib.h
+++ b/libcpp/include/cpplib.h
@@ -1,6 +1,6 @@
/* Definitions for CPP library.
Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
- 2004, 2005, 2007
+ 2004, 2005, 2007, 2008
Free Software Foundation, Inc.
Written by Per Bothner, 1994-95.
@@ -275,8 +275,9 @@
/* Nonzero means handle cplusplus style comments. */
unsigned char cplusplus_comments;
- /* Nonzero means define __OBJC__, treat @ as a special token, and
- use the OBJC[PLUS]_INCLUDE_PATH environment variable. */
+ /* Nonzero means define __OBJC__, treat @ as a special token, use
+ the OBJC[PLUS]_INCLUDE_PATH environment variable, and allow
+ "#import". */
unsigned char objc;
/* Nonzero means don't copy comments into the output file. */