--- Opcodes/gab/sliderTable.c-dist	2007-06-11 18:20:22.000000000 +0200
+++ Opcodes/gab/sliderTable.c	2007-06-11 18:29:35.000000000 +0200
@@ -364,9 +364,9 @@ static int sliderTable64(CSOUND *csound,
             break;                                                              \
         }                                                                       \
         *outTable++ =                                                           \
-            *yt1++ = *c1++ * value + *c2++ * *yt1; /* filters the output */     \
+            *yt1 = *c1++ * value + *c2++ * *yt1; /* filters the output */     \
                                                                                 \
-        min++; max++; j++; ftp++;                                               \
+        yt1++; min++; max++; j++; ftp++;                                               \
     }                                                                           \
 }                                                                               \
 return OK;