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8282852: Debug agent asserts in classTrack_addPreparedClass()

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Reviewed-by: amenkov, lmesnik
This commit is contained in:
Chris Plummer 2022-03-10 19:08:10 +00:00
parent 7b91bbba82
commit f5217b475e
1 changed files with 17 additions and 10 deletions
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27
src/jdk.jdwp.agent/share/native/libjdwp/classTrack.c
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@ -110,21 +110,28 @@ classTrack_addPreparedClass(JNIEnv *env_unused, jclass klass)
jvmtiError error;
jvmtiEnv* env = trackingEnv;
if (gdata && gdata->assertOn) {
// Check this is not already tagged.
jlong tag;
error = JVMTI_FUNC_PTR(trackingEnv, GetTag)(env, klass, &tag);
if (error != JVMTI_ERROR_NONE) {
EXIT_ERROR(error, "Unable to GetTag with class trackingEnv");
}
JDI_ASSERT(tag == NOT_TAGGED);
}
char* signature;
error = classSignature(klass, &signature, NULL);
if (error != JVMTI_ERROR_NONE) {
EXIT_ERROR(error,"signature");
}
if (gdata && gdata->assertOn) {
// Check if already tagged.
jlong tag;
error = JVMTI_FUNC_PTR(trackingEnv, GetTag)(env, klass, &tag);
if (error != JVMTI_ERROR_NONE) {
EXIT_ERROR(error, "Unable to GetTag with class trackingEnv");
}
if (tag != NOT_TAGGED) {
// If tagged, the old tag better be the same as the new.
char* oldSignature = (char*)jlong_to_ptr(tag);
JDI_ASSERT(strcmp(signature, oldSignature) == 0);
jvmtiDeallocate(signature);
return;
}
}
error = JVMTI_FUNC_PTR(trackingEnv, SetTag)(env, klass, ptr_to_jlong(signature));
if (error != JVMTI_ERROR_NONE) {
jvmtiDeallocate(signature);