Avoid segfault due to fallthrough in base case of incr_all_refcounts. We could use a typestate checker in rustc, any time now.

graydon · graydon · commit 1600974a3a1d · 2010-11-26T13:03:56.000-08:00
diff --git a/src/comp/middle/trans.rs b/src/comp/middle/trans.rs
@@ -572,6 +572,7 @@ fn incr_all_refcnts(@block_ctxt cx,
         ret iter_structural_ty(cx, v, t,
                                bind incr_all_refcnts(_, _, _));
     }
+    ret res(cx, C_nil());
 }
 
 fn drop_ty(@block_ctxt cx,

Original file line number	Diff line number	Diff line change
`@@ -572,6 +572,7 @@ fn incr_all_refcnts(@block_ctxt cx,`
`572`	`572`	`ret iter_structural_ty(cx, v, t,`
`573`	`573`	`bind incr_all_refcnts(_, _, _));`
`574`	`574`	`}`
	`575`	`+ ret res(cx, C_nil());`
`575`	`576`	`}`
`576`	`577`
`577`	`578`	`fn drop_ty(@block_ctxt cx,`