tab characters in 4 lines of code - apologies
(1.1) Originally by anonymous with edits by Richard Hipp (drh) on 2022-11-10 23:17:37 from 1.0 [source]
In "The RFC-7539 ChaCha20 block function"
#define QR(a, b, c, d) ( \
a += b, d ^= a, d = ROTL(d,16), \
c += d, b ^= c, b = ROTL(b,12), \
a += b, d ^= a, d = ROTL(d, 8), \
My apologies.