Improve our method for probing the availability of ARM CRC instructions. Instead of depending on glibc's getauxval() function, just try to execute the CRC code, and trap SIGILL if that happens. Thomas Munro Discussion: https://postgr.es/m/HE1PR0801MB1323D171938EABC04FFE7FA9E3110@HE1PR0801MB1323.eurprd08.prod.outlook.com Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/1c72ec6f498945eb5981cdedd448aec3977477c8 Modified Files -------------- configure | 45 ++------------------------------------- configure.in | 21 ++---------------- src/include/pg_config.h.in | 3 --- src/port/pg_crc32c_armv8_choose.c | 33 +++++++++++++++++++++------- 4 files changed, 29 insertions(+), 73 deletions(-)
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