Actually call visit_block_entry in DataflowResultsConsumer

ecstatic-morse · ecstatic-morse · commit 2ce227dcc621 · 2019-07-14T13:45:43.000-07:00
Previously, this callback was never actually called.
diff --git a/src/librustc_mir/dataflow/mod.rs b/src/librustc_mir/dataflow/mod.rs
@@ -333,6 +333,8 @@ pub(crate) trait DataflowResultsConsumer<'a, 'tcx: 'a> {
     }
 
     fn process_basic_block(&mut self, bb: BasicBlock, flow_state: &mut Self::FlowState) {
+        self.visit_block_entry(bb, flow_state);
+
         let BasicBlockData { ref statements, ref terminator, is_cleanup: _ } =
             self.body()[bb];
         let mut location = Location { block: bb, statement_index: 0 };

Original file line number	Diff line number	Diff line change
`@@ -333,6 +333,8 @@ pub(crate) trait DataflowResultsConsumer<'a, 'tcx: 'a> {`
`333`	`333`	`}`
`334`	`334`
`335`	`335`	`fn process_basic_block(&mut self, bb: BasicBlock, flow_state: &mut Self::FlowState) {`
	`336`	`+ self.visit_block_entry(bb, flow_state);`
	`337`	`+`
`336`	`let BasicBlockData { ref statements, ref terminator, is_cleanup: _ } =`
`337`	`339`	`self.body()[bb];`
`338`	`340`	`let mut location = Location { block: bb, statement_index: 0 };`