fix bug in TRE found by clang (typo && instead of &)

[musl] / src / regex / regexec.c

diff --git a/src/regex/regexec.c b/src/regex/regexec.c
index 0c3d283..f7aef50 100644 (file)
--- a/src/regex/regexec.c
+++ b/src/regex/regexec.c
@@ -917,7 +917,7 @@ tre_tnfa_run_backtrack(const tre_tnfa_t *tnfa, const void *string,
          if (stack->prev)
            {
              DPRINT(("  backtracking\n"));
-             if (stack->item.state->assertions && ASSERT_BACKREF)
+             if (stack->item.state->assertions & ASSERT_BACKREF)
                {
                  DPRINT(("  states_seen[%d] = 0\n",
                          stack->item.state_id));