Revert "CompilerArgs: make lookup faster"
Revert "CompilerArgs: make lookup faster"

This was a not so nice solution, and should be replaced with something
better.

This reverts commit 4524088d386d2e2315d8fef6ffedc11d8e9a394a.

mesonbuild/meson,jpakkane/meson,pexip/meson,pexip/meson,jpakkane/meson,pexip/meson,QuLogic/meson,mesonbuild/meson,mesonbuild/meson,becm/meson,mesonbuild/meson,mesonbuild/meson,pexip/meson,becm/meson,QuLogic/meson,jpakkane/meson,QuLogic/meson,QuLogic/meson,pexip/meson,becm/meson,pexip/meson,jpakkane/meson,mesonbuild/meson,QuLogic/meson,mesonbuild/meson,QuLogic/meson,QuLogic/meson,QuLogic/meson,becm/meson,mesonbuild/meson,pexip/meson,becm/meson,mesonbuild/meson,becm/meson,jpakkane/meson,QuLogic/meson,pexip/meson,becm/meson,jpakkane/meson,jpakkane/meson,becm/meson,mesonbuild/meson,pexip/meson,becm/meson,jpakkane/meson,pexip/meson,becm/meson,jpakkane/meson