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-rw-r--r--src/opt.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/opt.c b/src/opt.c
index 5da73d8..3ee5e81 100644
--- a/src/opt.c
+++ b/src/opt.c
@@ -305,7 +305,7 @@ struct opt_state {
};
/** Log an optimization. */
-attr_format(3, 4)
+attr(format(3, 4))
static bool opt_debug(const struct opt_state *state, int level, const char *format, ...) {
bfs_assert(state->ctx->optlevel >= level);
@@ -321,7 +321,7 @@ static bool opt_debug(const struct opt_state *state, int level, const char *form
}
/** Warn about an expression. */
-attr_format(3, 4)
+attr(format(3, 4))
static void opt_warning(const struct opt_state *state, const struct bfs_expr *expr, const char *format, ...) {
if (bfs_expr_warning(state->ctx, expr)) {
va_list args;