+
+ * configure.in: Don't build Cygwin native newlib if winsup
+ directory is missing. Emit warning instead.
+ * configure: Regenerate.
+
+
+ * Makefile.tpl (touch-stage[+id+]): New.
+ (restage[+prev+]): Depend on touch-stage[+id+].
+
+ * Makefile.tpl (RECURSE_FLAGS_TO_PASS): New.
+ Use it throughout.
+
+ * Makefile.def: Add profile and feedback bootstrap stages.
+ Remove next field from bootstrap stages.
+ * Makefile.tpl (LN, LN_S): Substitute.
+ (stageN-start, stageN-end): Use double-colon rules, to
+ provide a hook for additional setup commands.
+ (distclean-stageN-gcc, restageN): Create dependencies from
+ [+prev+], not from [+next+].
+ (stageN-bubble): Add commands for successive stages from
+ [+prev+], using double-colon rules.
+ (all-stageN-gcc): Fix typo.
+ (stagefeedback-start, profiledbootstrap): New.
+ * Makefile.in: Regenerate.
+ * configure.in: Call ACX_PROG_LN.
+ * configure: Regenerate.
+
+
+ * configure.in: Fix --enable-bootstrap breakage introduced in trees
+ without gcc.
+ * configure: Regenerate.
+
+
+ * Makefile.tpl: Fix typo.
+ * Makefile.in: Regenerate.
+
+
+ * configure.in: Remove new- prefix from toplevel
+ bootstrap targets.
+ * configure: Regenerate.
+
Merge this patch from the gcc tree: