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| author | davek <davek@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-11-30 23:22:04 +0000 |
|---|---|---|
| committer | davek <davek@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-11-30 23:22:04 +0000 |
| commit | dd9d9ac28b56faa0c480877b29e1a74fb856214f (patch) | |
| tree | 9471c38454c458137ad85815b86a55469917bef7 /libstdc++-v3/include/bits/c++config | |
| parent | 25251d9630e35313500158d190b36101dbb070f3 (diff) | |
| download | ppe42-gcc-dd9d9ac28b56faa0c480877b29e1a74fb856214f.tar.gz ppe42-gcc-dd9d9ac28b56faa0c480877b29e1a74fb856214f.zip | |
gcc/ChangeLog:
2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
* configure.ac (USE_CYGWIN_LIBSTDCXX_WRAPPERS): Define to reflect
status of AC_CHECK_FUNC for Cygwin DLL libstdc++ support wrappers.
* configure: Regenerate.
* config.in: Regenerate.
* config/i386/cygwin.h (CXX_WRAP_SPEC_LIST): Define list of --wrap
options for Cygwin DLL libstdc++ support wrappers.
(CXX_WRAP_SPEC_OPT): Define spec to use wrappers or not by default
according to defined value of USE_CYGWIN_LIBSTDCXX_WRAPPERS.
(CXX_WRAP_SPEC): Define entire wrapper spec in or out according to
whether USE_CYGWIN_LIBSTDCXX_WRAPPERS is even defined or not.
(LINK_SPEC): Include CXX_WRAP_SPEC.
* gcc/config/i386/winnt.c (wrapper_strcmp): New qsort helper function.
(i386_find_on_wrapper_list): Check if a function is found on the list
of libstdc++ wrapper options.
(i386_pe_file_end): If we are importing a wrapped function, also emit
an external declaration for the real version.
* config/i386/cygming.opt (muse-libstdc-wrappers): New option for
Cygwin targets. Update copyright year.
libstdc++-v3/ChangeLog:
2009-11-30 Dave Korn <dave.korn.cygwin@gmail.com>
* libstdc++-v3/acinclude.m4 (GLIBCXX_ENABLE_SYMVERS): Don't disable
on PE targets.
* libstdc++-v3/configure: Regenerate.
* libstdc++-v3/configure.host: Add libtool DLL options for Cygwin
and MinGW platforms.
* libstdc++-v3/include/bits/c++config (_GLIBCXX_VISIBILITY_ATTR): On
platforms that don't support visibility, allow them to declare a macro
_GLIBCXX_PSEUDO_VISIBILITY that is applied in place of visibility.
(_GLIBCXX_PSEUDO_VISIBILITY): Supply empty default if not declared by
CPU- or OS-specific headers.
* libstdc++-v3/config/os/newlib/os_defines.h
(_GLIBCXX_PSEUDO_VISIBILITY_default): New macro for dllimport.
(_GLIBCXX_PSEUDO_VISIBILITY_hidden): New empty macro.
(_GLIBCXX_PSEUDO_VISIBILITY): Evaluate to one of the above.
* libstdc++-v3/config/os/mingw32/os_defines.h
(_GLIBCXX_PSEUDO_VISIBILITY_default,
_GLIBCXX_PSEUDO_VISIBILITY_hidden,
_GLIBCXX_PSEUDO_VISIBILITY): Likewise.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154853 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libstdc++-v3/include/bits/c++config')
| -rw-r--r-- | libstdc++-v3/include/bits/c++config | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/libstdc++-v3/include/bits/c++config b/libstdc++-v3/include/bits/c++config index f4f1f8b901f..3746696458a 100644 --- a/libstdc++-v3/include/bits/c++config +++ b/libstdc++-v3/include/bits/c++config @@ -42,7 +42,9 @@ #if _GLIBCXX_HAVE_ATTRIBUTE_VISIBILITY # define _GLIBCXX_VISIBILITY_ATTR(V) __attribute__ ((__visibility__ (#V))) #else -# define _GLIBCXX_VISIBILITY_ATTR(V) +// If this is not supplied by the OS-specific or CPU-specific +// headers included below, it will be defined to an empty default. +# define _GLIBCXX_VISIBILITY_ATTR(V) _GLIBCXX_PSEUDO_VISIBILITY(V) #endif // Macros for deprecated. @@ -275,6 +277,12 @@ namespace std // Pick up any CPU-specific definitions. #include <bits/cpu_defines.h> +// If platform uses neither visibility nor psuedo-visibility, +// specify empty default for namespace annotation macros. +#ifndef _GLIBCXX_PSEUDO_VISIBILITY +#define _GLIBCXX_PSEUDO_VISIBILITY(V) +#endif + // Allow use of "export template." This is currently not a feature // that g++ supports. // #define _GLIBCXX_EXPORT_TEMPLATE 1 |
