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Diffstat (limited to 'lib/dialyzer/src')
| -rw-r--r-- | lib/dialyzer/src/dialyzer_dataflow.erl | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/lib/dialyzer/src/dialyzer_dataflow.erl b/lib/dialyzer/src/dialyzer_dataflow.erl index 121667b5a5..8cb16d8f09 100644 --- a/lib/dialyzer/src/dialyzer_dataflow.erl +++ b/lib/dialyzer/src/dialyzer_dataflow.erl @@ -1414,6 +1414,17 @@ do_clause(C, Arg, ArgType0, OrigArgType, Map, false -> true end; + [Pat0, Pat1] -> % binary comprehension + case cerl:is_c_cons(Pat0) of + true -> + not (cerl:is_c_var(cerl:cons_hd(Pat0)) andalso + cerl:is_c_var(cerl:cons_tl(Pat0)) andalso + cerl:is_c_var(Pat1) andalso + cerl:is_literal(Guard) andalso + (cerl:concrete(Guard) =:= true)); + false -> + true + end; _ -> true end; false -> |