[llvm-commits] [dragonegg] r98960 - /dragonegg/trunk/extras/do_self_strap

[Duncan Sands]

Author: baldrick
Date: Fri Mar 19 10:25:24 2010
New Revision: 98960

URL: http://llvm.org/viewvc/llvm-project?rev=98960&view=rev
Log:
Add an option for either using the GCC revision specified in
the dragonegg source, or the latest GCC revision.

Modified:
    dragonegg/trunk/extras/do_self_strap

Modified: dragonegg/trunk/extras/do_self_strap
URL: http://llvm.org/viewvc/llvm-project/dragonegg/trunk/extras/do_self_strap?rev=98960&r1=98959&r2=98960&view=diff
==============================================================================
--- dragonegg/trunk/extras/do_self_strap (original)
+++ dragonegg/trunk/extras/do_self_strap Fri Mar 19 10:25:24 2010
@@ -21,6 +21,9 @@
 
 STAGES="0 1 2"	# Determines how many times we build GCC, LLVM and dragonegg
 
+#USE_KNOWN_GOOD_GCC_REVISION=0		# Use the most recent GCC revision
+USE_KNOWN_GOOD_GCC_REVISION=1		# Use a GCC revision known to be good
+
 #USE_PER_STAGE_BUILD_DIRECTORIES=0	# Do not use per-stage build directories
 USE_PER_STAGE_BUILD_DIRECTORIES=1	# Use per-stage build directories, helps
 					# when debugging self-host failures
@@ -82,14 +85,21 @@
 
 
 # Check out or update the GCC source
+if (( USE_KNOWN_GOOD_GCC_REVISION )) ; then
+  GCC_REVISION=`cat $DRAGONEGG_SOURCE/gcc_revision_tested_with`
+  echo "Using GCC revision $GCC_REVISION"
+else
+  GCC_REVISION=head
+fi
+
 if [ -a $GCC_SOURCE ] ; then
   echo "Reverting any applied patches"
   svn revert -R $GCC_SOURCE/gcc
   echo "Updating GCC"
-  svn update $GCC_SOURCE
+  svn update -r $GCC_REVISION $GCC_SOURCE
 else
   echo "Checking out GCC"
-  svn co svn://gcc.gnu.org/svn/gcc/trunk $GCC_SOURCE
+  svn co -r $GCC_REVISION svn://gcc.gnu.org/svn/gcc/trunk $GCC_SOURCE
 fi