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| -rw-r--r-- | Documentation/CodingGuidelines | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/CodingGuidelines b/Documentation/CodingGuidelines index 9598b45f7e..1d95a142b2 100644 --- a/Documentation/CodingGuidelines +++ b/Documentation/CodingGuidelines @@ -242,6 +242,11 @@ 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 initializations is known to + trip up an older IBM XLC version, use ".a = { .b = *c }" instead. + See the 33665d98 (reftable: make assignments portable to AIX xlc + v12.01, 2022-03-28). + - Variables have to be declared at the beginning of the block, before the first statement (i.e. -Wdeclaration-after-statement). |