Test dfg's next_inst().

2017-08-31 07:45:35 -07:00
parent 4c3ac6053f
commit bd0590604d
1 changed files with 3 additions and 0 deletions
--- a/lib/cretonne/src/ir/dfg.rs
+++ b/lib/cretonne/src/ir/dfg.rs
@@ -866,7 +866,10 @@ mod tests {
        let mut dfg = DataFlowGraph::new();

        let idata = InstructionData::Nullary { opcode: Opcode::Iconst };
+        let next = dfg.next_inst();
        let inst = dfg.make_inst(idata);
+        assert_eq!(next, inst);
+
        dfg.make_inst_results(inst, types::I32);
        assert_eq!(inst.to_string(), "inst0");
        assert_eq!(dfg.display_inst(inst, None).to_string(), "v0 = iconst.i32");