Undefine MPROTEXT_VDB (from Jeff Sturm).
       * os_dep.c: Remove Alpha Linux hacks.
       * misc.c: Ditto.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@31028 138bc75d-0d04-0410-961f-82ee72b054a4

        Linux.
        (DYNAMIC_LOADING): Define for PowerPC Linux.
        * os_dep.c: Remove some special cases for PowerPC Linux.
        * misc.c (GC_init_inner): Don't call GC_init_linux_data_start
        for PowerPC Linux.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30873 138bc75d-0d04-0410-961f-82ee72b054a4

	(GC_thr_init): Don't declare.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30395 138bc75d-0d04-0410-961f-82ee72b054a4

	* configure.in: Removed qt threads case.
	* dyn_load.c: Don't mention QUICK_THREADS.
	* os_dep.c: Don't mention QUICK_THREADS.
	* misc.c: Don't mention QUICK_THREADS.
	* gcconfig.h: Don't mention QUICK_THREADS.
	* gc_priv.h: Removed QUICK_THREADS code.
	* quick_threads.c: Removed.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30394 138bc75d-0d04-0410-961f-82ee72b054a4

	* Makefile.in: Rebuilt.
	* Makefile.am (gctest_LDADD): Added THREADLIB.
	(TESTS): New macro.
	* configure: Rebuilt.
	* configure.in (INCLUDES): New subst.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@30332 138bc75d-0d04-0410-961f-82ee72b054a4

	* os_dep.c (GC_init_linuxalpha): New function.
	* misc.c: Initialize for alpha linux.
	* gc_priv.h (GC_test_and_set): Define for alpha.
	* config.h: Don't assume __data_start on alpha.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@27670 138bc75d-0d04-0410-961f-82ee72b054a4

Also a couple bug fixes:
	* dyn_load.c (GC_FirstDLOpenedLinkMap): Declare _DYNAMIC as
	`weak'.
	* misc.c (GC_init_inner): If QUICK_THREADS defined, compute
	GC_stackbottom.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26650 138bc75d-0d04-0410-961f-82ee72b054a4

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26257 138bc75d-0d04-0410-961f-82ee72b054a4

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@26254 138bc75d-0d04-0410-961f-82ee72b054a4