ports/java/openjdk13/files/patch-src_hotspot_share_opto_addnode.cpp
Greg Lewis d88b90d9aa Fix a crash per https://bugs.openjdk.java.net/browse/JDK-8250861
This effectively upgrades us to 13.0.5.1
2020-11-07 22:16:28 +00:00

20 lines
954 B
C++

--- src/hotspot/share/opto/addnode.cpp
+++ src/hotspot/share/opto/addnode.cpp
@@ -917,7 +917,7 @@ Node *MinINode::Ideal(PhaseGVN *phase, bool can_reshape) {
// Transform MIN2(x + c0, MIN2(x + c1, z)) into MIN2(x + MIN2(c0, c1), z)
// if x == y and the additions can't overflow.
- if (phase->eqv(x,y) &&
+ if (phase->eqv(x,y) && tx != NULL &&
!can_overflow(tx, x_off) &&
!can_overflow(tx, y_off)) {
return new MinINode(phase->transform(new AddINode(x, phase->intcon(MIN2(x_off, y_off)))), r->in(2));
@@ -925,7 +925,7 @@ Node *MinINode::Ideal(PhaseGVN *phase, bool can_reshape) {
} else {
// Transform MIN2(x + c0, y + c1) into x + MIN2(c0, c1)
// if x == y and the additions can't overflow.
- if (phase->eqv(x,y) &&
+ if (phase->eqv(x,y) && tx != NULL &&
!can_overflow(tx, x_off) &&
!can_overflow(tx, y_off)) {
return new AddINode(x,phase->intcon(MIN2(x_off,y_off)));