* lib/diffseq.h (OFFSET_MAX): Pacify when OFFSET is int. --- ChangeLog | 5 +++++ lib/diffseq.h | 5 +++-- 2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/ChangeLog b/ChangeLog index 0611c6c7a1..80bca2cba3 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2026-05-25 Paul Eggert <[email protected]> + + diffseq: pacify gcc -Wusless-cast + * lib/diffseq.h (OFFSET_MAX): Pacify when OFFSET is int. + 2026-05-25 Bruno Haible <[email protected]> trim tests: Enhance tests. diff --git a/lib/diffseq.h b/lib/diffseq.h index cf710a316f..73fa47b42e 100644 --- a/lib/diffseq.h +++ b/lib/diffseq.h @@ -82,10 +82,11 @@ #error "Please include config.h first." #endif -/* Maximum value of type OFFSET. */ +/* Maximum value of type OFFSET. The 1u pacifies -Wuseless-cast, and + unlike a compound literal can appear in an integer constant expression. */ #ifndef OFFSET_MAX # define OFFSET_MAX \ - ((((OFFSET) 1 << (sizeof (OFFSET) * CHAR_BIT - 2)) - 1) * 2 + 1) + ((((OFFSET) 1u << (sizeof (OFFSET) * CHAR_BIT - 2)) - 1) * 2 + 1) #endif /* Default to no early abort. */ -- 2.54.0
