diff options
Diffstat (limited to 'lib/dialyzer/src/dialyzer_typesig.erl')
| -rw-r--r-- | lib/dialyzer/src/dialyzer_typesig.erl | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/lib/dialyzer/src/dialyzer_typesig.erl b/lib/dialyzer/src/dialyzer_typesig.erl index 03ddeca229..0df003a035 100644 --- a/lib/dialyzer/src/dialyzer_typesig.erl +++ b/lib/dialyzer/src/dialyzer_typesig.erl @@ -28,7 +28,7 @@ -module(dialyzer_typesig). --export([analyze_scc/5]). +-export([analyze_scc/6]). -export([get_safe_underapprox/2]). -import(erl_types, @@ -112,7 +112,7 @@ opaques = [] :: [erl_types:erl_type()], scc = [] :: [type_var()], mfas :: [tuple()], - solvers = [v2] :: ['v1' | 'v2'] + solvers = [] :: [solver()] }). %%----------------------------------------------------------------------------- @@ -146,7 +146,7 @@ %%----------------------------------------------------------------------------- %% Analysis of strongly connected components. %% -%% analyze_scc(SCC, NextLabel, CallGraph, PLT, PropTypes) -> FunTypes +%% analyze_scc(SCC, NextLabel, CallGraph, PLT, PropTypes, Solvers) -> FunTypes %% %% SCC - [{MFA, Def, Records}] %% where Def = {Var, Fun} as in the Core Erlang module definitions. @@ -159,16 +159,17 @@ %% about functions that can be called by this SCC. %% PropTypes - A dictionary. %% FunTypes - A dictionary. +%% Solvers - User specified solvers. %%----------------------------------------------------------------------------- -spec analyze_scc(typesig_scc(), label(), dialyzer_callgraph:callgraph(), - dialyzer_plt:plt(), dict()) -> dict(). + dialyzer_plt:plt(), dict(), [solver()]) -> dict(). -analyze_scc(SCC, NextLabel, CallGraph, Plt, PropTypes) -> - %% FIXME. Solvers as an option and argument. Save in 'state. +analyze_scc(SCC, NextLabel, CallGraph, Plt, PropTypes, Solvers0) -> + Solvers = solvers(Solvers0), assert_format_of_scc(SCC), - State1 = new_state(SCC, NextLabel, CallGraph, Plt, PropTypes), + State1 = new_state(SCC, NextLabel, CallGraph, Plt, PropTypes, Solvers), DefSet = add_def_list([Var || {_MFA, {Var, _Fun}, _Rec} <- SCC], sets:new()), State2 = traverse_scc(SCC, DefSet, State1), State3 = state__finalize(State2), @@ -182,6 +183,9 @@ assert_format_of_scc([{_MFA, {_Var, _Fun}, _Records}|Left]) -> assert_format_of_scc([]) -> ok. +solvers([]) -> [v2]; +solvers(Solvers) -> Solvers. + %% ============================================================================ %% %% Gets the constraints by traversing the code. @@ -1764,7 +1768,8 @@ minimize_state(#state{ fun_arities = FunArities, self_rec = SelfRec, prop_types = {d, PropTypes}, - opaques = Opaques + opaques = Opaques, + solvers = Solvers }) -> ETSCMap = ets:new(cmap,[{read_concurrency, true}]), ETSPropTypes = ets:new(prop_types,[{read_concurrency, true}]), @@ -1776,7 +1781,8 @@ minimize_state(#state{ fun_arities = FunArities, self_rec = SelfRec, prop_types = {e, ETSPropTypes}, - opaques = Opaques + opaques = Opaques, + solvers = Solvers }. dispose_state(#state{cmap = {e, ETSCMap}, @@ -1901,6 +1907,8 @@ check_solutions([{S1,Map1,_Time1}|Maps], Fun, S, Map) -> ?debug("Constraint solvers do not agree on ~w\n", [Fun]), pp_map(atom_to_list(S), Map), pp_map(atom_to_list(S1), Map1), + io:format("A bug was found. Please report it, and use the option " + "`--solver v1' until the bug has been fixed.\n"), throw(error) end. @@ -2680,7 +2688,7 @@ pp_map(_S, _Map) -> %% %% ============================================================================ -new_state(SCC0, NextLabel, CallGraph, Plt, PropTypes) -> +new_state(SCC0, NextLabel, CallGraph, Plt, PropTypes, Solvers) -> List = [{MFA, Var} || {MFA, {Var, _Fun}, _Rec} <- SCC0], NameMap = dict:from_list(List), MFAs = [MFA || {MFA, _Var} <- List], @@ -2697,7 +2705,7 @@ new_state(SCC0, NextLabel, CallGraph, Plt, PropTypes) -> end, #state{callgraph = CallGraph, name_map = NameMap, next_label = NextLabel, prop_types = {d, PropTypes}, plt = Plt, scc = ordsets:from_list(SCC), - mfas = MFAs, self_rec = SelfRec}. + mfas = MFAs, self_rec = SelfRec, solvers = Solvers}. state__set_rec_dict(State, RecDict) -> State#state{records = RecDict}. |