:bug: Fix array concat

diff --git a/src/lib/array.c b/src/lib/array.c
index d0a4552f76ef99fbb97820f8e85d605769f316b9..bed713ec173fda3c3b05301d4ef25ffee5b6e230 100644 (file)
--- a/src/lib/array.c
+++ b/src/lib/array.c
@@ -187,7 +187,7 @@ static INSTR(ArrayConcatLeft) {
     base->ptr = ptr;
   }
   m_bit *data = more->ptr + ARRAY_OFFSET;
-  memmove(ARRAY_PTR(base) + (len - 1) * sz, data, sz);
+  memmove(ARRAY_PTR(base) + len * sz, data, sz);
 }
 
 static INSTR(ArrayConcatRight) {