diff --git a/src/builtins/cells.c b/src/builtins/cells.c index 7d921dca..069fa802 100644 --- a/src/builtins/cells.c +++ b/src/builtins/cells.c @@ -460,7 +460,7 @@ B for_cells_c1(B f, u32 xr, u32 cr, u32 k, B x, u32 chr) { // F⎉cr x, with arr u8 rtid = fd->m1->flags-1; if (rtid==n_const) { f=fd->f; goto const_f; } usz *sh = SH(x); - if ((rtid==n_fold || rtid==n_insert) && TI(x,elType)!=el_B + if (((rtid==n_fold && cr==1) || rtid==n_insert) && TI(x,elType)!=el_B && isFun(fd->f) && 1==shProd(sh, k+1, xr) && sh[k] > 0) { usz m = sh[k]; u8 frtid = v(fd->f)->flags-1;