gccrs: fix crash in hir dump

philberty · philberty · commit 9e0794062954 · 2024-12-02T21:26:55.000Z
gcc/rust/ChangeLog:

	* hir/rust-hir-dump.cc (Dump::visit): add missing check for no return value

Signed-off-by: Philip Herron &lt;herron.philip@googlemail.com&gt;
diff --git a/gcc/rust/hir/rust-hir-dump.cc b/gcc/rust/hir/rust-hir-dump.cc
@@ -1365,7 +1365,8 @@ Dump::visit (ReturnExpr &e)
   begin ("ReturnExpr");
   do_mappings (e.get_mappings ());
 
-  visit_field ("return_expr", e.get_expr ());
+  if (e.has_return_expr ())
+    visit_field ("return_expr", e.get_expr ());
 
   end ("ReturnExpr");
 }

Original file line number	Diff line number	Diff line change
`@@ -1365,7 +1365,8 @@ Dump::visit (ReturnExpr &e)`
`1365`	`1365`	`begin ("ReturnExpr");`
`1366`	`1366`	`do_mappings (e.get_mappings ());`
`1367`	`1367`
`1368`		`- visit_field ("return_expr", e.get_expr ());`
	`1368`	`+ if (e.has_return_expr ())`
	`1369`	`+ visit_field ("return_expr", e.get_expr ());`
`1369`	`1370`
`1370`	`1371`	`end ("ReturnExpr");`
`1371`	`1372`	`}`