updated for version 7.4.231
Problem:    An error in ":options" is not caught by the tests.
Solution:   Add a test for ":options".  Set $VIMRUNTIME for the tests so that
            it uses the current runtime files instead of the installed ones.
diff --git a/src/Makefile b/src/Makefile
index ffa8d24..55fa662 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -1867,7 +1867,7 @@
 	-if test $(VIMTARGET) != vim -a ! -r vim; then \
 		ln -s $(VIMTARGET) vim; \
 	fi
-	cd testdir; $(MAKE) -f Makefile $(GUI_TESTTARGET) VIMPROG=../$(VIMTARGET) $(GUI_TESTARG)
+	cd testdir; $(MAKE) -f Makefile $(GUI_TESTTARGET) VIMPROG=../$(VIMTARGET) $(GUI_TESTARG) SCRIPTSOURCE=../$(SCRIPTSOURCE)
 	$(MAKE) -f Makefile unittest
 
 unittesttargets:
@@ -1880,6 +1880,7 @@
 
 # Run individual test, assuming that Vim was already compiled.
 test1 test2 test3 test4 test5 test6 test7 test8 test9 \
+	test_options \
 	test10 test11 test12 test13 test14 test15 test16 test17 test18 test19 \
 	test20 test21 test22 test23 test24 test25 test26 test27 test28 test29 \
 	test30 test31 test32 test33 test34 test35 test36 test37 test38 test39 \
@@ -1890,7 +1891,7 @@
 	test80 test81 test82 test83 test84 test85 test86 test87 test88 test89 \
 	test90 test91 test92 test93 test94 test95 test96 test97 test98 test99 \
 	test100 test101 test102 test103 test104 test105 test106 test107:
-	cd testdir; rm $@.out; $(MAKE) -f Makefile $@.out VIMPROG=../$(VIMTARGET)
+	cd testdir; rm $@.out; $(MAKE) -f Makefile $@.out VIMPROG=../$(VIMTARGET) $(GUI_TESTARG) SCRIPTSOURCE=../$(SCRIPTSOURCE)
 
 testclean:
 	cd testdir; $(MAKE) -f Makefile clean
diff --git a/src/testdir/Make_amiga.mak b/src/testdir/Make_amiga.mak
index 40c62ec..7310ab5 100644
--- a/src/testdir/Make_amiga.mak
+++ b/src/testdir/Make_amiga.mak
@@ -35,7 +35,8 @@
 		test89.out test90.out test91.out test92.out test93.out \
 		test94.out test95.out test96.out test97.out test98.out \
 		test99.out test100.out test101.out test102.out test103.out \
-		test104.out test105.out test106.out
+		test104.out test105.out test106.out \
+		test_options.out
 
 .SUFFIXES: .in .out
 
@@ -158,3 +159,4 @@
 test104.out: test104.in
 test105.out: test105.in
 test106.out: test106.in
+test_options.out: test_options.in
diff --git a/src/testdir/Make_dos.mak b/src/testdir/Make_dos.mak
index 45b74b4..8f749b0 100644
--- a/src/testdir/Make_dos.mak
+++ b/src/testdir/Make_dos.mak
@@ -34,7 +34,8 @@
 		test89.out test90.out test91.out test92.out test93.out \
 		test94.out test95.out test96.out test98.out test99.out \
 		test100.out test101.out test102.out test103.out test104.out \
-		test105.out test106.out
+		test105.out test106.out \
+		test_options.out
 
 SCRIPTS32 =	test50.out test70.out
 
diff --git a/src/testdir/Make_ming.mak b/src/testdir/Make_ming.mak
index 9f0e0ab..8558859 100644
--- a/src/testdir/Make_ming.mak
+++ b/src/testdir/Make_ming.mak
@@ -54,7 +54,8 @@
 		test89.out test90.out test91.out test92.out test93.out \
 		test94.out test95.out test96.out test98.out test99.out \
 		test100.out test101.out test102.out test103.out test104.out \
-		test105.out test106.out
+		test105.out test106.out \
+		test_options.out
 
 SCRIPTS32 =	test50.out test70.out
 
diff --git a/src/testdir/Make_os2.mak b/src/testdir/Make_os2.mak
index 116c302..a6ba86a 100644
--- a/src/testdir/Make_os2.mak
+++ b/src/testdir/Make_os2.mak
@@ -36,7 +36,8 @@
 		test89.out test90.out test91.out test92.out test93.out \
 		test94.out test95.out test96.out test98.out test99.out \
 		test100.out test101.out test102.out test103.out test104.out \
-		test105.out test106.out
+		test105.out test106.out \
+		test_options.out
 
 .SUFFIXES: .in .out
 
diff --git a/src/testdir/Make_vms.mms b/src/testdir/Make_vms.mms
index b210d50..e7cbf09 100644
--- a/src/testdir/Make_vms.mms
+++ b/src/testdir/Make_vms.mms
@@ -95,7 +95,8 @@
 	 test90.out test91.out test92.out test93.out test94.out \
 	 test95.out test96.out test98.out test99.out \
 	 test100.out test101.out test103.out test104.out \
-	 test105.out test106.out
+	 test105.out test106.out \
+	 test_options.out
 
 # Known problems:
 # test17: ?
diff --git a/src/testdir/Makefile b/src/testdir/Makefile
index c9e8922..66536ae 100644
--- a/src/testdir/Makefile
+++ b/src/testdir/Makefile
@@ -3,6 +3,7 @@
 #
 
 VIMPROG = ../vim
+SCRIPTSOURCE = ../../runtime
 
 # Uncomment this line to use valgrind for memory leaks and extra warnings.
 #   The output goes into a file "valgrind.testN"
@@ -31,7 +32,8 @@
 		test89.out test90.out test91.out test92.out test93.out \
 		test94.out test95.out test96.out test97.out test98.out \
 		test99.out test100.out test101.out test102.out test103.out \
-		test104.out test105.out test106.out
+		test104.out test105.out test106.out \
+		test_options.out
 
 SCRIPTS_GUI = test16.out
 
@@ -53,7 +55,7 @@
 
 RM_ON_RUN = test.out X* viminfo
 RM_ON_START = tiny.vim small.vim mbyte.vim mzscheme.vim lua.vim test.ok
-RUN_VIM = $(VALGRIND) $(VIMPROG) -u unix.vim -U NONE --noplugin -s dotest.in
+RUN_VIM = export VIMRUNTIME=$(SCRIPTSOURCE); $(VALGRIND) $(VIMPROG) -u unix.vim -U NONE --noplugin -s dotest.in
 
 clean:
 	-rm -rf *.out *.failed *.rej *.orig test.log $(RM_ON_RUN) $(RM_ON_START) valgrind.*
diff --git a/src/testdir/test_options.in b/src/testdir/test_options.in
new file mode 100644
index 0000000..bf1232a
--- /dev/null
+++ b/src/testdir/test_options.in
@@ -0,0 +1,17 @@
+Test for ":options".
+
+STARTTEST
+:so small.vim
+:let caught = 'ok'
+:try
+  :options
+:catch 
+  :let caught = v:throwpoint . "\n" . v:exception
+:endtry
+:buf 1
+:$put =caught
+:/^result/,$w! test.out
+:qa!
+ENDTEST
+
+result
diff --git a/src/testdir/test_options.ok b/src/testdir/test_options.ok
new file mode 100644
index 0000000..a2e1494
--- /dev/null
+++ b/src/testdir/test_options.ok
@@ -0,0 +1,2 @@
+result
+ok
diff --git a/src/version.c b/src/version.c
index ef8d474..bd6ad3f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -735,6 +735,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    231,
+/**/
     230,
 /**/
     229,