Compress manpages.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54971 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/buildit/build_llvm b/utils/buildit/build_llvm
index 10ed501..4782002 100755
--- a/utils/buildit/build_llvm
+++ b/utils/buildit/build_llvm
@@ -194,6 +194,10 @@
 mv lib/libLTO.dylib $DT_HOME/lib/libLTO.dylib
 rm -f lib/libLTO.a lib/libLTO.la
 
+# Compress manpages
+MDIR=$DEST_DIR$DEST_ROOT/share/man/man1
+gzip -f $MDIR/*
+
 ################################################################################
 # Create SYM_DIR with information required for debugging.