Promote the (Block, Inst) tuple into a PredBlock struct;

2018-07-19 16:06:47 +02:00
parent f72ff791b4
commit 78b04fc8ab
2 changed files with 31 additions and 12 deletions
--- a/lib/frontend/src/frontend.rs
+++ b/lib/frontend/src/frontend.rs
@@ -544,10 +544,9 @@ where
            Some(entry) => self.position.ebb.unwrap() == entry,
        };
        !is_entry && self.func_ctx.ssa.is_sealed(self.position.ebb.unwrap())
-            && self.func_ctx
+            && !self.func_ctx
                .ssa
-                .predecessors(self.position.ebb.unwrap())
-                .is_empty()
+                .has_any_predecessors(self.position.ebb.unwrap())
    }

    /// Returns `true` if and only if no instructions have been added since the last call to