https://imagemagick.org/discourse-server/viewtopic.php?f=3&t=36314

diff --git a/MagickCore/fx.c b/MagickCore/fx.c
index 7e3b7e709c0751214e9e8362d8542b0a82c70a1b..58c9146750015dc5928a4681543ab81104ac515f 100644 (file)
--- a/MagickCore/fx.c
+++ b/MagickCore/fx.c
@@ -2372,9 +2372,8 @@ static double FxEvaluateSubexpression(FxInfo *fx_info,
         }
         case ',':
         {
-          if (fabs(alpha) > MagickEpsilon)
-            *beta=FxEvaluateSubexpression(fx_info,channel,x,y,++p,depth+1,beta,
-              exception);
+          *beta=FxEvaluateSubexpression(fx_info,channel,x,y,++p,depth+1,beta,
+            exception);
           FxReturn(alpha);
         }
         case ';':