updated for version 7.4.264

Problem:    Can't define a function starting with "g:".  Can't assign a
            funcref to a buffer-local variable.
Solution:   Skip "g:" at the start of a function name.  Don't check for colons
            when assigning to a variable.

src/eval.c

@@ -21583,7 +21583,6 @@ ex_function(eap)
      * Get the function name.  There are these situations:
      * func	    normal function name
      *		    "name" == func, "fudi.fd_dict" == NULL
-     * s:func	    script-local function name
      * dict.func    new dictionary entry
      *		    "name" == NULL, "fudi.fd_dict" set,
      *		    "fudi.fd_di" == NULL, "fudi.fd_newkey" == func
@@ -21593,6 +21592,8 @@ ex_function(eap)
      * dict.func    existing dict entry that's not a Funcref
      *		    "name" == NULL, "fudi.fd_dict" set,
      *		    "fudi.fd_di" set, "fudi.fd_newkey" == NULL
+     * s:func	    script-local function name
+     * g:func	    global function name, same as "func"
      */
     p = eap->arg;
     name = trans_function_name(&p, eap->skip, 0, &fudi);
@@ -22286,7 +22287,8 @@ trans_function_name(pp, skip, flags, fdp)
     }
     else
     {
-	if (lead == 2)	/* skip over "s:" */
+	/* skip over "s:" and "g:" */
+	if (lead == 2 || (lv.ll_name[0] == 'g' && lv.ll_name[1] == ':'))
 	    lv.ll_name += 2;
 	len = (int)(end - lv.ll_name);
     }
@@ -22317,17 +22319,16 @@ trans_function_name(pp, skip, flags, fdp)
     else if (!(flags & TFN_INT) && builtin_function(lv.ll_name, len))
     {
 	EMSG2(_("E128: Function name must start with a capital or \"s:\": %s"),
-								  lv.ll_name);
+								       start);
 	goto theend;
     }
-    if (!skip)
+    if (!skip && !(flags & TFN_QUIET))
     {
 	char_u *cp = vim_strchr(lv.ll_name, ':');
 
 	if (cp != NULL && cp < end)
 	{
-	    EMSG2(_("E884: Function name cannot contain a colon: %s"),
-								  lv.ll_name);
+	    EMSG2(_("E884: Function name cannot contain a colon: %s"), start);
 	    goto theend;
 	}
     }

src/testdir/test_eval.in

@@ -144,7 +144,7 @@ endfun
 :delcommand AR
 :call garbagecollect(1)
 :"
-:" function name includes a colon
+:" function name not starting with capital
 :try
 :func! g:test()
 :echo "test"
@@ -153,6 +153,15 @@ endfun
 :$put =v:exception
 :endtry
 :"
+:" function name includes a colon
+:try
+:func! b:test()
+:echo "test"
+:endfunc
+:catch
+:$put =v:exception
+:endtry
+:"
 :" function name folowed by #
 :try
 :func! test2() "#
@@ -162,6 +171,13 @@ endfun
 :$put =v:exception
 :endtry
 :"
+:" function name starting with/without "g:", buffer-local funcref.
+:function! g:Foo()
+:  $put ='called Foo()'
+:endfunction
+:let b:my_func = function('Foo')
+:call b:my_func()
+:"
 :/^start:/+1,$wq! test.out
 :" vim: et ts=4 isk-=\: fmr=???,???
 :call getchar()

src/version.c

@@ -734,6 +734,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    264,
 /**/
     263,
 /**/