https://www.imagemagick.org/discourse-server/viewtopic.php?f=3&t=32336
diff --git a/MagickCore/effect.c b/MagickCore/effect.c
index 17eba77..d67ec1c 100644
--- a/MagickCore/effect.c
+++ b/MagickCore/effect.c
@@ -2369,7 +2369,8 @@
         preview_image=CloneImage(thumbnail,0,0,MagickTrue,exception);
         if (preview_image == (Image *) NULL)
           break;
-        (void) FormatLocaleString(factor,MagickPathExtent,"100,%g",2.0*percentage);
+        (void) FormatLocaleString(factor,MagickPathExtent,"100,%g",2.0*
+          percentage);
         (void) ModulateImage(preview_image,factor,exception);
         (void) FormatLocaleString(label,MagickPathExtent,"modulate %s",factor);
         break;
@@ -2437,8 +2438,8 @@
         colors<<=1;
         quantize_info.number_colors=colors;
         (void) QuantizeImage(&quantize_info,preview_image,exception);
-        (void) FormatLocaleString(label,MagickPathExtent,"colors %.20g",(double)
-          colors);
+        (void) FormatLocaleString(label,MagickPathExtent,"colors %.20g",
+          (double) colors);
         break;
       }
       case DespecklePreview:
@@ -2460,8 +2461,8 @@
       }
       case ReduceNoisePreview:
       {
-        preview_image=StatisticImage(thumbnail,NonpeakStatistic,(size_t) radius,
-          (size_t) radius,exception);
+        preview_image=StatisticImage(thumbnail,NonpeakStatistic,(size_t)
+          radius,(size_t) radius,exception);
         (void) FormatLocaleString(label,MagickPathExtent,"noise %g",radius);
         break;
       }
@@ -2513,8 +2514,8 @@
       case SharpenPreview:
       {
         preview_image=SharpenImage(thumbnail,radius,sigma,exception);
-        (void) FormatLocaleString(label,MagickPathExtent,"sharpen %gx%g",radius,
-          sigma);
+        (void) FormatLocaleString(label,MagickPathExtent,"sharpen %gx%g",
+          radius,sigma);
         break;
       }
       case BlurPreview:
@@ -2531,8 +2532,8 @@
           break;
         (void) BilevelImage(thumbnail,(double) (percentage*((double)
           QuantumRange+1.0))/100.0,exception);
-        (void) FormatLocaleString(label,MagickPathExtent,"threshold %g",(double)
-          (percentage*((double) QuantumRange+1.0))/100.0);
+        (void) FormatLocaleString(label,MagickPathExtent,"threshold %g",
+          (double) (percentage*((double) QuantumRange+1.0))/100.0);
         break;
       }
       case EdgeDetectPreview:
@@ -2617,24 +2618,24 @@
         degrees+=5.0f;
         preview_image=WaveImage(thumbnail,0.5*degrees,2.0*degrees,
           image->interpolate,exception);
-        (void) FormatLocaleString(label,MagickPathExtent,"wave %gx%g",0.5*degrees,
-          2.0*degrees);
+        (void) FormatLocaleString(label,MagickPathExtent,"wave %gx%g",0.5*
+          degrees,2.0*degrees);
         break;
       }
       case OilPaintPreview:
       {
         preview_image=OilPaintImage(thumbnail,(double) radius,(double) sigma,
           exception);
-        (void) FormatLocaleString(label,MagickPathExtent,"charcoal %gx%g",radius,
-          sigma);
+        (void) FormatLocaleString(label,MagickPathExtent,"charcoal %gx%g",
+          radius,sigma);
         break;
       }
       case CharcoalDrawingPreview:
       {
         preview_image=CharcoalImage(thumbnail,(double) radius,(double) sigma,
           exception);
-        (void) FormatLocaleString(label,MagickPathExtent,"charcoal %gx%g",radius,
-          sigma);
+        (void) FormatLocaleString(label,MagickPathExtent,"charcoal %gx%g",
+          radius,sigma);
         break;
       }
       case JPEGPreview:
@@ -2685,8 +2686,9 @@
               "quality %s\n%gkb ",factor,(double) ((MagickOffsetType)
               GetBlobSize(preview_image))/1024.0);
           else
-            (void) FormatLocaleString(label,MagickPathExtent,"quality %s\n%.20gb ",
-              factor,(double) ((MagickOffsetType) GetBlobSize(thumbnail)));
+            (void) FormatLocaleString(label,MagickPathExtent,
+              "quality %s\n%.20gb ",factor,(double) ((MagickOffsetType)
+              GetBlobSize(thumbnail)));
         break;
       }
     }
@@ -2713,7 +2715,8 @@
     Create the montage.
   */
   montage_info=CloneMontageInfo(preview_info,(MontageInfo *) NULL);
-  (void) CopyMagickString(montage_info->filename,image->filename,MagickPathExtent);
+  (void) CopyMagickString(montage_info->filename,image->filename,
+    MagickPathExtent);
   montage_info->shadow=MagickTrue;
   (void) CloneString(&montage_info->tile,"3x3");
   (void) CloneString(&montage_info->geometry,DefaultPreviewGeometry);