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Replace ASSERTV macro with compiler annotation

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Remove the ASSERTV macro and handle suppressing unused 
compiler warnings for variables only in ASSERTs using the 
__attribute__((unused)) compiler annotation.  The annotation
is understood by both gcc and clang.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Jorgen Lundman <lundman@lundman.net>
Signed-off-by: Matt Macy <mmacy@FreeBSD.org>
Closes #9671
This commit is contained in:
Matthew Macy
2019-12-05 12:37:00 -08:00
committed by Brian Behlendorf
parent 12395c7b0b
commit 2a8ba608d3
28 changed files with 66 additions and 61 deletions
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module/zfs/dmu.c
+1 -1
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@@ -1768,7 +1768,7 @@ dmu_sync_late_arrival_done(zio_t *zio)
zil_lwb_add_block(zgd->zgd_lwb, zgd->zgd_bp);
if (!BP_IS_HOLE(bp)) {
ASSERTV(blkptr_t *bp_orig = &zio->io_bp_orig);
blkptr_t *bp_orig __maybe_unused = &zio->io_bp_orig;
ASSERT(!(zio->io_flags & ZIO_FLAG_NOPWRITE));
ASSERT(BP_IS_HOLE(bp_orig) || !BP_EQUAL(bp, bp_orig));
ASSERT(zio->io_bp->blk_birth == zio->io_txg);