Jeff King <peff@xxxxxxxx> writes: > On Mon, Oct 10, 2022 at 01:38:00PM -0700, Junio C Hamano wrote: > >> diff --git a/Documentation/CodingGuidelines b/Documentation/CodingGuidelines >> index 9598b45f7e..cbe0377699 100644 >> --- a/Documentation/CodingGuidelines >> +++ b/Documentation/CodingGuidelines >> @@ -242,6 +242,10 @@ For C programs: >> printf("%"PRIuMAX, (uintmax_t)v). These days the MSVC version we >> rely on supports %z, but the C library used by MinGW does not. >> >> + . Shorthand like ".a.b = *c" in struct assignments is known to trip >> + up an older IBM XLC version, use ".a = { .b = *c }" instead. See >> + the 33665d98e6b portability fix from mid-2022. > > FWIW, the use of the word "assignment" here left me scratching my head. > Reading 33665d98e6b, it is about struct initialization. Thanks, I missed that confusion in the new description. Perhaps another round of reroll would make the series polished enough?