The Intel® DPC++ Compiler conforms to the following standards:
ANSI/ISO ISO C++ 2011 standard for host C++
The Intel® DPC++ Compiler is a work-in-progress (non-conformant) implementation of Khronos Group SYCL 1.2.1 Specification.
Intel® DPC++ compiler provides support for some of the proposed extensions documented here: https://github.com/intel/llvm/tree/sycl/sycl/doc/extensions. The extensions currently supported by the Intel® DPC++ Compiler are below.