> I think we should still use the test program even when __SSE4_2__ is defined, > but > we can use that macro to determine whether to use a runtime check. I think > that > would keep autoconf and meson consistent.
Sure. Updated patch.
v5-0001-Use-__attribute__-target-sse4.2-for-SSE42-CRC32C.patch
Description: v5-0001-Use-__attribute__-target-sse4.2-for-SSE42-CRC32C.patch
v5-0002-Use-consistent-logic-in-configure-and-meson-to-ge.patch
Description: v5-0002-Use-consistent-logic-in-configure-and-meson-to-ge.patch