nsfont.m (ns_findfonts): Handle empty matchingDescs (Bug#11541).

1 files changed, 5 insertions, 1 deletions

diff --git a/src/nsfont.m b/src/nsfont.m
index 4f29d1d54a9..d2e5108bb7f 100644
--- a/src/nsfont.m
+++ b/src/nsfont.m
@@ -559,7 +559,11 @@ ns_findfonts (Lisp_Object font_spec, BOOL isMatch)
     if (isMatch)
         [fkeys removeObject: NSFontFamilyAttribute];
 
-    matchingDescs = [fdesc matchingFontDescriptorsWithMandatoryKeys: fkeys];
+    if ([fkeys count] > 0)
+      matchingDescs = [fdesc matchingFontDescriptorsWithMandatoryKeys: fkeys];
+    else
+      matchingDescs = [NSMutableArray array];
+
     if (NSFONT_TRACE)
         NSLog(@"Got desc %@ and found %d matching fonts from it: ", fdesc,
               [matchingDescs count]);