Add -march=native for the basic version

This can enable additional optimizations without requiring specific
avx/sse/etc. instructions.

Author: mhucka

pybind_interface/basic/CMakeLists.txt

@@ -15,6 +15,10 @@
 cmake_minimum_required(VERSION 3.31)
 project(qsim)
 
+if(NOT WIN32)
+    add_compile_options(-march=native)
+endif()
+
 INCLUDE(../GetPybind11.cmake)
 pybind11_add_module(qsim_basic pybind_main_basic.cpp)