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libstdc++, libgfortran gthr workaround for musl 

On behalf of szabolcs.nagy@arm.com

[libstdc++-v3/]
2015-04-22  Szabolcs Nagy  <szabolcs.nagy@arm.com>

	* config/os/generic/os_defines.h (_GLIBCXX_GTHREAD_USE_WEAK): Define.
	* configure.host (os_include_dir): Set to "os/generic" for linux-musl*.

[libgfortran/]
2015-04-22  Szabolcs Nagy  <szabolcs.nagy@arm.com>

	* acinclude.m4 (GTHREAD_USE_WEAK): Define as 0 for *-*-musl*.
	* configure: Regenerate.

From-SVN: r222329
This commit is contained in:
Szabolcs Nagy 2015-04-22 14:24:11 +00:00 committed by Kyrylo Tkachov
parent 15aa7b4472
commit 85da5c3024
6 changed files with 20 additions and 2 deletions
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5
libgfortran/ChangeLog
View File

@ -1,3 +1,8 @@
2015-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
* acinclude.m4 (GTHREAD_USE_WEAK): Define as 0 for *-*-musl*.
* configure: Regenerate.
2015-04-21 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/65234

2
libgfortran/acinclude.m4
View File

@ -100,7 +100,7 @@ void foo (void);
[Define to 1 if the target supports #pragma weak])
fi
case "$host" in
*-*-darwin* | *-*-hpux* | *-*-cygwin* | *-*-mingw* )
*-*-darwin* | *-*-hpux* | *-*-cygwin* | *-*-mingw* | *-*-musl* )
AC_DEFINE(GTHREAD_USE_WEAK, 0,
[Define to 0 if the target shouldn't use #pragma weak])
;;

2
libgfortran/configure vendored
View File

@ -26447,7 +26447,7 @@ $as_echo "#define SUPPORTS_WEAK 1" >>confdefs.h
fi
case "$host" in
*-*-darwin* | *-*-hpux* | *-*-cygwin* | *-*-mingw* )
*-*-darwin* | *-*-hpux* | *-*-cygwin* | *-*-mingw* | *-*-musl* )
$as_echo "#define GTHREAD_USE_WEAK 0" >>confdefs.h

5
libstdc++-v3/ChangeLog
View File

@ -1,3 +1,8 @@
2015-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config/os/generic/os_defines.h (_GLIBCXX_GTHREAD_USE_WEAK): Define.
* configure.host (os_include_dir): Set to "os/generic" for linux-musl*.
2015-04-22 Renlin Li <renlin.li@arm.com>
* testsuite/lib/dg-options.exp (dg-require-thread-fence): New.

5
libstdc++-v3/config/os/generic/os_defines.h
View File

@ -33,4 +33,9 @@
// System-specific #define, typedefs, corrections, etc, go here. This
// file will come before all others.
// Disable the weak reference logic in gthr.h for os/generic because it
// is broken on every platform unless there is implementation specific
// workaround in gthr-posix.h and at link-time for static linking.
#define _GLIBCXX_GTHREAD_USE_WEAK 0
#endif

3
libstdc++-v3/configure.host
View File

@ -271,6 +271,9 @@ case "${host_os}" in
freebsd*)
os_include_dir="os/bsd/freebsd"
;;
linux-musl*)
os_include_dir="os/generic"
;;
gnu* | linux* | kfreebsd*-gnu | knetbsd*-gnu)
if [ "$uclibc" = "yes" ]; then
os_include_dir="os/uclibc"