===================================================================
@@ -392,6 +392,7 @@ esac
oldLIBS="$LIBS"
LIBS="$LIBS $THREADLIBS"
AC_CHECK_FUNCS([pthread_getattr_np])
+AC_CHECK_FUNCS([pthread_get_stackaddr_np])
LIBS="$oldLIBS"
# Configuration of machine-dependent code
===================================================================
@@ -87,6 +87,9 @@
/* Define to 1 if you have the `pthread_getattr_np' function. */
#undef HAVE_PTHREAD_GETATTR_NP
+/* Define to 1 if you have the `pthread_get_stackaddr_np_np' function. */
+#undef HAVE_PTHREAD_GET_STACKADDR_NP
+
/* Define to 1 if you have the <stdint.h> header file. */
#undef HAVE_STDINT_H
===================================================================
@@ -1331,7 +1331,11 @@
These aren't used when dyld support is enabled (it is by default) */
# define DATASTART ((ptr_t) get_etext())
# define DATAEND ((ptr_t) get_end())
-# define STACKBOTTOM ((ptr_t) 0xc0000000)
+# ifdef HAVE_PTHREAD_GET_STACKADDR_NP
+# define STACKBOTTOM (ptr_t)pthread_get_stackaddr_np(pthread_self())
+# else
+# define STACKBOTTOM ((ptr_t) 0xc0000000)
+# endif
# define USE_MMAP
# define USE_MMAP_ANON
# define USE_ASM_PUSH_REGS
@@ -2011,7 +2015,11 @@
These aren't used when dyld support is enabled (it is by default) */
# define DATASTART ((ptr_t) get_etext())
# define DATAEND ((ptr_t) get_end())
-# define STACKBOTTOM ((ptr_t) 0x7fff5fc00000)
+# ifdef HAVE_PTHREAD_GET_STACKADDR_NP
+# define STACKBOTTOM (ptr_t)pthread_get_stackaddr_np(pthread_self())
+# else
+# define STACKBOTTOM ((ptr_t) 0x7fff5fc00000)
+# endif
# define USE_MMAP
# define USE_MMAP_ANON
# ifdef GC_DARWIN_THREADS
===================================================================
@@ -886,14 +886,9 @@ case "${host}" in
SYSTEMSPEC="-lunicows $SYSTEMSPEC"
fi
;;
- *-*-darwin9*)
+ *-*-darwin[[912]]*)
SYSTEMSPEC="%{!Zdynamiclib:%{!Zbundle:-allow_stack_execute}}"
;;
- *-*-darwin[[12]]*)
- # Something is incompatible with pie, would be nice to fix it and
- # remove -no_pie. PR49461
- SYSTEMSPEC="-no_pie %{!Zdynamiclib:%{!Zbundle:-allow_stack_execute}}"
- ;;
*)
SYSTEMSPEC=
;;