Index: utils/release/test-release.sh
===================================================================
--- utils/release/test-release.sh
+++ utils/release/test-release.sh
@@ -40,6 +40,7 @@
 do_compare="yes"
 BuildDir="`pwd`"
 BuildTriple=""
+ExportBranch=""
 
 function usage() {
     echo "usage: `basename $0` -release X.Y -rc NUM [OPTIONS]"
@@ -63,6 +64,8 @@
     echo " -use-gzip            Use gzip instead of xz."
     echo " -build-triple TRIPLE The build triple for this machine"
     echo "                      [default: use config.guess]"
+    echo " -test-trunk          Use the trunk instead of a release"
+    echo " -test-branch BRANCH  Use the specified branch instead of a release"
 }
 
 while [ $# -gt 0 ]; do
@@ -79,6 +82,25 @@
         -final | --final )
             RC=final
             ;;
+        -test-trunk | --test-trunk )
+            Release="test"
+            Release_no_dot="test"
+            RC="trunk"
+            ExportBranch="trunk"
+            echo "WARNING: Using the trunk instead of a release tag"
+            echo "         This is intended to aid new packagers in trialing "
+            echo "         builds without requiring a tag to be created first"
+            ;;
+        -test-branch | --test-branch )
+            shift
+            Release="test"
+            Release_no_dot="test"
+            ExportBranch="branches/$1"
+            RC="`echo $ExportBranch | sed -e 's,/,_,g'`"
+            echo "WARNING: Using the branch $ExportBranch instead of a release tag"
+            echo "         This is intended to aid new packagers in trialing "
+            echo "         builds without requiring a tag to be created first"
+            ;;
         -triple | --triple )
             shift
             Triple="$1"
@@ -157,6 +179,9 @@
     echo "error: no target triple specified"
     exit 1
 fi
+if [ -z "$ExportBranch" ]; then
+    ExportBranch="tags/RELEASE_$Release_no_dot/$RC"
+fi
 
 # Figure out how many make processes to run.
 if [ -z "$NumJobs" ]; then
@@ -229,7 +254,7 @@
     for proj in $projects ; do
         echo "# Validating $proj SVN URL"
 
-        if ! svn ls $Base_url/$proj/tags/RELEASE_$Release_no_dot/$RC > /dev/null 2>&1 ; then
+        if ! svn ls $Base_url/$proj/$ExportBranch > /dev/null 2>&1 ; then
             echo "$proj $Release release candidate $RC doesn't exist!"
             exit 1
         fi
@@ -242,7 +267,7 @@
 
     for proj in $projects ; do
         echo "# Exporting $proj $Release-$RC sources"
-        if ! svn export -q $Base_url/$proj/tags/RELEASE_$Release_no_dot/$RC $proj.src ; then
+        if ! svn export -q $Base_url/$proj/$ExportBranch $proj.src ; then
             echo "error: failed to export $proj project"
             exit 1
         fi