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src/share/vm/oops/method.cpp
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@@ -546,10 +546,13 @@
case Bytecodes::_goto_w:
case Bytecodes::_jsr_w:
if( bcs.dest_w() < bcs.next_bci() ) _access_flags.set_has_loops();
break;
+
+ default:
+ break;
}
}
_access_flags.set_loops_flag_init();
return _access_flags.has_loops();
}
@@ -1386,11 +1389,14 @@
// Create a shallow copy of Method part, but be careful to preserve the new ConstMethod*
ConstMethod* newcm = newm->constMethod();
int new_const_method_size = newm->constMethod()->size();
- memcpy(newm(), m(), sizeof(Method));
+ // This works because the source and target are both Methods. Some compilers
+ // (e.g., clang) complain that the target vtable pointer will be stomped,
+ // so cast away newm()'s and m()'s Methodness.
+ memcpy((void*)newm(), (void*)m(), sizeof(Method));
// Create shallow copy of ConstMethod.
memcpy(newcm, m->constMethod(), sizeof(ConstMethod));
// Reset correct method/const method, method size, and parameter info
@@ -1509,10 +1515,12 @@
case vmSymbols::VM_SYMBOL_ENUM_NAME(sqrt_name):
// pretend it is the corresponding method in the non-strict class:
klass_id = vmSymbols::VM_SYMBOL_ENUM_NAME(java_lang_Math);
id = vmIntrinsics::find_id(klass_id, name_id, sig_id, flags);
break;
+ default:
+ break;
}
break;
// Signature-polymorphic methods: MethodHandle.invoke*, InvokeDynamic.*., VarHandle
case vmSymbols::VM_SYMBOL_ENUM_NAME(java_lang_invoke_MethodHandle):
@@ -1520,10 +1528,13 @@
if (!is_native()) break;
id = MethodHandles::signature_polymorphic_name_id(method_holder(), name());
if (is_static() != MethodHandles::is_signature_polymorphic_static(id))
id = vmIntrinsics::_none;
break;
+
+ default:
+ break;
}
if (id != vmIntrinsics::_none) {
// Set up its iid. It is an alias method.
set_intrinsic_id(id);
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