This will compile test with maximal supported instruction set
supported by the compiler, but the CPU might not support the
instructions sets. As this tests some aspects of runtime CPU
detection only we actually don't need to compile it with the
INTRINSICS_CXXFLAGS flags.
Change-Id: I612785949b42efbd08d1961a746025f66e99aebc
Reviewed-on: https://gerrit.libreoffice.org/82422
Tested-by: Jenkins
Reviewed-by: Tomaž Vajngerl <quikee@gmail.com>
c13a664c5f