cmake: Add platform-specific compiler flags

Author: hebasto

CMakeLists.txt

@@ -139,6 +139,9 @@ if(WIN32)
       _WINDOWS
       _MT
     )
+    # Avoid the use of aligned vector instructions when building for Windows.
+    # See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54412.
+    try_append_cxx_flags("-Wa,-muse-unaligned-vector-move" TARGET core)
     try_append_linker_flag("-static" TARGET core)
     # We require Windows 7 (NT 6.1) or later.
     try_append_linker_flag("-Wl,--major-subsystem-version,6" TARGET core)