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8281771: Crash in java_lang_invoke_MethodType::print_signature
Backport-of: a24498b777b76c04d7e6da0a8b5fb501f2fb4944
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TheRealMDoerr committed Mar 29, 2022
1 parent b16d037 commit 92bbdde
Showing 1 changed file with 13 additions and 4 deletions.
17 changes: 13 additions & 4 deletions src/hotspot/share/classfile/javaClasses.cpp
@@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 2021, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1997, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
Expand Down Expand Up @@ -4119,11 +4119,20 @@ void java_lang_invoke_MethodType::serialize_offsets(SerializeClosure* f) {
void java_lang_invoke_MethodType::print_signature(oop mt, outputStream* st) {
st->print("(");
objArrayOop pts = ptypes(mt);
for (int i = 0, limit = pts->length(); i < limit; i++) {
java_lang_Class::print_signature(pts->obj_at(i), st);
if (pts != NULL) {
for (int i = 0, limit = pts->length(); i < limit; i++) {
java_lang_Class::print_signature(pts->obj_at(i), st);
}
} else {
st->print("NULL");
}
st->print(")");
java_lang_Class::print_signature(rtype(mt), st);
oop rt = rtype(mt);
if (rt != NULL) {
java_lang_Class::print_signature(rt, st);
} else {
st->print("NULL");
}
}

Symbol* java_lang_invoke_MethodType::as_signature(oop mt, bool intern_if_not_found) {
Expand Down

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