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Subject: [Bug preprocessor/22168] #if #A == #B should have a diagnostic in ISO C mode
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------- Comment #17 from tromey at gcc dot gnu dot org  2008-05-13 14:51 -------
Subject: Bug 22168

Author: tromey
Date: Tue May 13 14:50:27 2008
New Revision: 135264

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=135264
Log:
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.

Added:
    trunk/gcc/testsuite/gcc.dg/cpp/pr22168-2.c
    trunk/gcc/testsuite/gcc.dg/cpp/pr22168.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c.opt
    trunk/gcc/doc/cpp.texi
    trunk/gcc/doc/cppopts.texi
    trunk/gcc/doc/invoke.texi
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/cpp/assert1.c
    trunk/gcc/testsuite/gcc.dg/cpp/assert2.c
    trunk/gcc/testsuite/gcc.dg/cpp/assert3.c
    trunk/gcc/testsuite/gcc.dg/cpp/assert4.c
    trunk/gcc/testsuite/gcc.dg/cpp/extratokens.c
    trunk/gcc/testsuite/gcc.dg/cpp/ident-1.c
    trunk/gcc/testsuite/gcc.dg/cpp/ident.c
    trunk/gcc/testsuite/gcc.dg/cpp/import1.c
    trunk/gcc/testsuite/gcc.dg/cpp/import2.c
    trunk/gcc/testsuite/gcc.dg/cpp/trad/assert1.c
    trunk/gcc/testsuite/gcc.dg/cpp/trad/assert2.c
    trunk/gcc/testsuite/gcc.dg/cpp/trad/assert3.c
    trunk/gcc/testsuite/gcc.dg/pch/import-1.c
    trunk/gcc/testsuite/gcc.dg/pch/import-1.hs
    trunk/gcc/testsuite/gcc.dg/pch/import-2.c
    trunk/gcc/testsuite/gcc.dg/pch/import-2.hs
    trunk/libcpp/ChangeLog
    trunk/libcpp/directives.c
    trunk/libcpp/expr.c
    trunk/libcpp/include/cpplib.h


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22168