diff options
7 files changed, 68 insertions, 2 deletions
diff --git a/lib/dialyzer/src/dialyzer_analysis_callgraph.erl b/lib/dialyzer/src/dialyzer_analysis_callgraph.erl index b42f5e8191..458f3a4c81 100644 --- a/lib/dialyzer/src/dialyzer_analysis_callgraph.erl +++ b/lib/dialyzer/src/dialyzer_analysis_callgraph.erl @@ -359,8 +359,17 @@ store_core(Mod, Core, NoWarn, Callgraph, CServer) -> store_code_and_build_callgraph(Mod, LabeledCore, Callgraph, CServer3, NoWarn). abs_get_nowarn(Abs, M) -> - [{M, F, A} - || {attribute, _, compile, {nowarn_unused_function, {F, A}}} <- Abs]. + Opts = lists:flatten([C || {attribute, _, compile, C} <- Abs]), + Warn = erl_lint:bool_option(warn_unused_function, nowarn_unused_function, + true, Opts), + case Warn of + false -> + [{M, F, A} || {function, _, F, A, _} <- Abs]; % all functions + true -> + [{M, F, A} || + {nowarn_unused_function, FAs} <- Opts, + {F, A} <- lists:flatten([FAs])] + end. get_exported_types_from_core(Core) -> Attrs = cerl:module_attrs(Core), diff --git a/lib/dialyzer/test/user_SUITE_data/results/nowarn_unused_function_1 b/lib/dialyzer/test/user_SUITE_data/results/nowarn_unused_function_1 new file mode 100644 index 0000000000..de416455e2 --- /dev/null +++ b/lib/dialyzer/test/user_SUITE_data/results/nowarn_unused_function_1 @@ -0,0 +1,2 @@ + +nowarn_unused_function_1.erl:17: Function f3/1 will never be called diff --git a/lib/dialyzer/test/user_SUITE_data/results/nowarn_unused_function_2 b/lib/dialyzer/test/user_SUITE_data/results/nowarn_unused_function_2 new file mode 100644 index 0000000000..e69de29bb2 --- /dev/null +++ b/lib/dialyzer/test/user_SUITE_data/results/nowarn_unused_function_2 diff --git a/lib/dialyzer/test/user_SUITE_data/results/nowarn_unused_function_3 b/lib/dialyzer/test/user_SUITE_data/results/nowarn_unused_function_3 new file mode 100644 index 0000000000..8ae78673d5 --- /dev/null +++ b/lib/dialyzer/test/user_SUITE_data/results/nowarn_unused_function_3 @@ -0,0 +1,3 @@ + +nowarn_unused_function_3.erl:12: Function f2/1 will never be called +nowarn_unused_function_3.erl:9: Function f1/1 will never be called diff --git a/lib/dialyzer/test/user_SUITE_data/src/nowarn_unused_function_1.erl b/lib/dialyzer/test/user_SUITE_data/src/nowarn_unused_function_1.erl new file mode 100644 index 0000000000..fcce532f73 --- /dev/null +++ b/lib/dialyzer/test/user_SUITE_data/src/nowarn_unused_function_1.erl @@ -0,0 +1,18 @@ +%% Test that option 'nowarn_unused_funcion' works similarly in +%% Dialyzer as in the compiler. + +-module(nowarn_unused_function_1). + +-compile(warn_unused_function). + +-compile({nowarn_unused_function,f1/1}). +f1(_) -> + a. + +-compile({nowarn_unused_function,[{f2,1}]}). +f2(_) -> + a. + +-compile({warn_unused_function,[{f3,1}]}). +f3(_) -> + a. diff --git a/lib/dialyzer/test/user_SUITE_data/src/nowarn_unused_function_2.erl b/lib/dialyzer/test/user_SUITE_data/src/nowarn_unused_function_2.erl new file mode 100644 index 0000000000..9bc3ab14ea --- /dev/null +++ b/lib/dialyzer/test/user_SUITE_data/src/nowarn_unused_function_2.erl @@ -0,0 +1,18 @@ +%% Test that option 'nowarn_unused_funcion' works similarly in +%% Dialyzer as in the compiler. + +-module(nowarn_unused_function_2). + +-compile(nowarn_unused_function). + +-compile({warn_unused_function,f1/1}). +f1(_) -> + a. + +-compile({warn_unused_function,[{f2,1}]}). +f2(_) -> + a. + +-compile({nowarn_unused_function,[{f3,1}]}). +f3(_) -> + a. diff --git a/lib/dialyzer/test/user_SUITE_data/src/nowarn_unused_function_3.erl b/lib/dialyzer/test/user_SUITE_data/src/nowarn_unused_function_3.erl new file mode 100644 index 0000000000..604c5e436b --- /dev/null +++ b/lib/dialyzer/test/user_SUITE_data/src/nowarn_unused_function_3.erl @@ -0,0 +1,16 @@ +%% Test that option 'nowarn_unused_funcion' works similarly in +%% Dialyzer as in the compiler. + +-module(nowarn_unused_function_3). + +-compile({warn_unused_function,[{f1,1},{f2,1}]}). +-compile({nowarn_unused_function,[{f3,1}]}). + +f1(_) -> + a. + +f2(_) -> + a. + +f3(_) -> + a. |