From ec20b1b98c22e786fd2ebc08a92ac95c3b5eb88f Mon Sep 17 00:00:00 2001
From: Jeffrey A Law <law@cygnus.com>
Date: Thu, 11 Sep 1997 03:32:08 +0000
Subject: [PATCH] * Makefile.in (bootstrap): New target.

From-SVN: r15399
---
 ChangeLog   |  4 ++++
 Makefile.in | 25 +++++++++++++++++++++++++
 2 files changed, 29 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 959a1af78c97..8c04a1de4311 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Wed Sep 10 21:29:54 1997  Jeffrey A Law  (law@cygnus.com)
+
+	* Makefile.in (bootstrap): New target.
+
 Wed Sep 10 15:19:22 1997  Jeffrey A Law  (law@cygnus.com)
 
 	* config.sub: Accept 'amigados' for backward compatability.
diff --git a/Makefile.in b/Makefile.in
index af7fb16c2764..ee4a50dda2c3 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -1284,6 +1284,31 @@ all-bootstrap:
 	  true; \
 	fi
 
+# Building GCC uses some tools for rebuilding "source" files
+# like texinfo, bison/byacc, etc.  So we must depend on those.
+#
+# While building GCC, it may be necessary to run various target
+# programs like the assembler, linker, etc.  So we depend on
+# those too.
+#
+# In theory, on an SMP all those dependencies can be resolved
+# in parallel.
+#
+.PHONY: bootstrap
+bootstrap: all-texinfo all-bison all-byacc all-binutils all-gas all-ld
+	@r=`pwd`; export r; \
+	s=`cd $(srcdir); pwd`; export s; \
+	$(SET_LIB_PATH) \
+	echo "Bootstrapping the compiler with -O2 -g"; \
+	cd gcc; $(MAKE) $(GCC_FLAGS_TO_PASS) BOOT_CFLAGS="-O2 -g" bootstrap
+	@r=`pwd`; export r; \
+	s=`cd $(srcdir); pwd`; export s; \
+	$(SET_LIB_PATH) \
+	echo "Comparing stage2 and stage3 of the compiler"; \
+	cd gcc; $(MAKE) $(GCC_FLAGS_TO_PASS) BOOT_CFLAGS="-O2 -g" compare
+	@echo "Building runtime libraries"; \
+	$(MAKE) all
+
 .PHONY: check-gcc
 check-gcc:
 	@if [ -f ./gcc/Makefile ] ; then \