8284882: SIGSEGV in Node::verify_edges due to compilation bailout

GoeLin · GoeLin · commit 87bcc4e77004 · 2022-06-29T13:18:25.000Z
Reviewed-by: stuefe
diff --git a/src/hotspot/share/opto/compile.cpp b/src/hotspot/share/opto/compile.cpp
@@ -2497,7 +2497,11 @@ void Compile::Code_Gen() {
   {
     TracePhase tp("matcher", &timers[_t_matcher]);
     matcher.match();
+    if (failing()) {
+      return;
+    }
   }
+
   // In debug mode can dump m._nodes.dump() for mapping of ideal to machine
   // nodes.  Mapping is only valid at the root of each matched subtree.
   NOT_PRODUCT( verify_graph_edges(); )

Original file line number	Diff line number	Diff line change
`@@ -2497,7 +2497,11 @@ void Compile::Code_Gen() {`
`2497`	`2497`	`{`
`2498`	`2498`	`TracePhase tp("matcher", &timers[_t_matcher]);`
`2499`	`2499`	`matcher.match();`
	`2500`	`+ if (failing()) {`
	`2501`	`+ return;`
	`2502`	`+ }`
`2500`	`2503`	`}`
	`2504`	`+`
`2501`	`2505`	`// In debug mode can dump m._nodes.dump() for mapping of ideal to machine`
`2502`	`2506`	`// nodes. Mapping is only valid at the root of each matched subtree.`
`2503`	`2507`	`NOT_PRODUCT( verify_graph_edges(); )`