patch 9.1.0918: tiny Vim crashes with fuzzy buffer completion

Problem:  tiny Vim crashes with fuzzy buffer completion
Solution: Adjust #ifdefs in ExpandBufnames() (826814741_6)

closes: #16200

Signed-off-by: h-east <h.east.727@gmail.com>
Signed-off-by: 826814741_6 <44406129+826814741-6@users.noreply.github.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

src/buffer.c

@@ -2985,9 +2985,9 @@ ExpandBufnames(
 	    vim_free(patc);
     }
 
-#ifdef FEAT_VIMINFO
     if (!fuzzy)
     {
+#ifdef FEAT_VIMINFO
 	if (matches != NULL)
 	{
 	    int i;
@@ -3007,13 +3007,13 @@ ExpandBufnames(
 	    }
 	    vim_free(matches);
 	}
+#endif
     }
     else
     {
 	if (fuzzymatches_to_strmatches(fuzmatch, file, count, FALSE) == FAIL)
 	    return FAIL;
     }
-#endif
 
     *num_file = count;
     return (count == 0 ? FAIL : OK);

src/testdir/Make_all.mak

@@ -21,7 +21,8 @@ SCRIPTS_TINY = \
 	test25 \
 	test26 \
 	test27 \
-	test28
+	test28 \
+	test29
 
 SCRIPTS_TINY_OUT = \
 	test10.out \
@@ -33,7 +34,8 @@ SCRIPTS_TINY_OUT = \
 	test25.out \
 	test26.out \
 	test27.out \
-	test28.out
+	test28.out \
+	test29.out
 
 # Tests for Vim9 script.
 TEST_VIM9 = \

src/testdir/test29.in

@@ -0,0 +1,14 @@
+Test for buffer name completion when 'wildoptions' contains "fuzzy"
+(Confirm that Vim does not crash)
+
+STARTTEST
+:set wildoptions=fuzzy
+:new buf_a
+:b buf_a
+:q!
+:set wildoptions&
+:$w! test.out
+:qa!
+ENDTEST
+
+I'm alive!

src/testdir/test29.ok

@@ -0,0 +1 @@
+I'm alive!

src/version.c

@@ -704,6 +704,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    918,
 /**/
     917,
 /**/