8288302: Shenandoah: SIGSEGV in vm maybe related to jit compiling xerces

Reviewed-by: shade, thartmann
2022-10-04 08:08:38 +00:00 · 2022-10-04 08:08:38 +00:00 · bf39b184ca
commit bf39b184ca
parent f957ce9959
1 changed files with 2 additions and 1 deletions
--- a/src/hotspot/share/gc/shenandoah/c2/shenandoahBarrierSetC2.cpp
+++ b/src/hotspot/share/gc/shenandoah/c2/shenandoahBarrierSetC2.cpp
@ -1080,7 +1080,8 @@ Node* ShenandoahBarrierSetC2::ideal_node(PhaseGVN* phase, Node* n, bool can_resh
  } else if (can_reshape &&
             n->Opcode() == Op_If &&
             ShenandoahBarrierC2Support::is_heap_stable_test(n) &&
-             n->in(0) != NULL) {
+             n->in(0) != NULL &&
+             n->outcnt() == 2) {
    Node* dom = n->in(0);
    Node* prev_dom = n;
    int op = n->Opcode();