8196909: gcc 7.2.1 compiler warning in libdt_socket Summary: fixed warning Reviewed-by: sspitsyn, clanger

Merge

8197828: Null pointer dereference in MultiNode::proj_out_or_null Summary: Added a null check for the return value of AllocateNode::initialization(). Reviewed-by: kvn, shade, dlong

8193373: Cleanup ElfFile and family Summary: Cleanup elf decoder and added test Reviewed-by: minqi, coleenp

8197945: Qurarantine failing condy tests Reviewed-by: coleenp, lfoltan, kbarrett

8196920: VerifierTest_1A.java and VerifierTest_1B.java fail: assert(receiver_klass->is_subtype_of(static_receiver_klass)) failed: actual receiver must be subclass of static receiver klass Summary: add an unverifiable method to the test class Reviewed-by: dholmes, iklam

8197857: fieldDescriptor prints incorrect 32-bit representation of compressed oops Reviewed-by: coleenp

8197772: metaspace uses global operator new/delete for gtest testing Summary: Inherit ChunkManagerReturnTestImpl from CHeapObj Reviewed-by: kbarrett, zgu

8197789: os::SuspendedThreadTask causes references to global operator delete Summary: make destructor non-virtual and protected Reviewed-by: kbarrett

Merge