shithub: mc

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Fix dereference bugs.

--- a/alloc.myr

+++ b/alloc.myr

@@ -86,11 +86,11 @@

 }

 const mkslab = {bkt : bucket*

+	var i

 	var p

 	var s

 	var b

-	var i

-	var bprev

+	var bnext

 	var off /* offset of bin head */

 	p = mmap(Zbyte, Pagesz, Mprotrw, Mpriv | Manon, -1, 0)

@@ -104,11 +104,11 @@

 	off = align(sizeof(slab), Align)

 	b = nextbin(s castto(bin*), off)

 	for i = 0; i < bkt.nper; i++

-		b = nextbin(b, bkt.sz)

-		bprev.next = b

-		bprev = b

+		b = bnext

+		bnext = nextbin(b, bkt.sz)

+		b.next = bnext

 	;;

-	bprev.next = Zbin

+	b.next = Zbin

 	-> s

 }