upstream/postgresql
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2026-05-27 20:27:28 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Add missing guard for __builtin_constant_p

Browse source 
Oversight in commit e2809e3a1. While at it, use pg_integer_constant_p
in master.

Discussion: https://postgr.es/m/CANWCAZbOha-x5MCreQn3TRA56VdKWNMAKMy3fAV1kJSw9Vp4pw@mail.gmail.com
Backpatch-through: 18
This commit is contained in:
John Naylor 2026-05-05 18:51:07 +07:00
parent 648818ba38
commit 6766264262
1 changed files with 5 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
src/include/port/pg_crc32c.h
View file

@ -70,7 +70,8 @@ static inline
pg_crc32c
pg_comp_crc32c_dispatch(pg_crc32c crc, const void *data, size_t len)
{
if (__builtin_constant_p(len) && len < 32)
#ifdef HAVE_PG_INTEGER_CONSTANT_P
if (pg_integer_constant_p(len) && len < 32)
{
const unsigned char *p = (const unsigned char *) data;
@ -91,6 +92,9 @@ pg_comp_crc32c_dispatch(pg_crc32c crc, const void *data, size_t len)
else
/* Otherwise, use a runtime check for AVX-512 instructions. */
return pg_comp_crc32c(crc, data, len);
#else
return pg_comp_crc32c(crc, data, len);
#endif /* HAVE_PG_INTEGER_CONSTANT_P */
}
#elif defined(USE_SSE42_CRC32C_WITH_RUNTIME_CHECK)