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authorStavros Aronis <[email protected]>2011-07-16 13:51:39 +0200
committerHenrik Nord <[email protected]>2011-08-01 16:06:16 +0200
commit5a68d017d583f4d9f046d6581fb9f9c2337403c6 (patch)
treef8c266be0e77f211966c3168011b576fe5661db7 /lib/dialyzer
parenta50b0c626f5f92ba0e11b8de8115bacf33189867 (diff)
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Fix bug when reporting unused functions
Diffstat (limited to 'lib/dialyzer')
-rw-r--r--lib/dialyzer/src/dialyzer_dataflow.erl2
-rw-r--r--lib/dialyzer/test/small_SUITE_data/src/nowarnunused.erl7
2 files changed, 8 insertions, 1 deletions
diff --git a/lib/dialyzer/src/dialyzer_dataflow.erl b/lib/dialyzer/src/dialyzer_dataflow.erl
index 7137dbc036..121667b5a5 100644
--- a/lib/dialyzer/src/dialyzer_dataflow.erl
+++ b/lib/dialyzer/src/dialyzer_dataflow.erl
@@ -2915,7 +2915,7 @@ state__get_warnings(#state{tree_map = TreeMap, fun_tab = FunTab,
{Warn, Msg} =
case dialyzer_callgraph:lookup_name(FunLbl, Callgraph) of
error -> {true, {unused_fun, []}};
- {ok, {_M, F, A}} = MFA ->
+ {ok, {_M, F, A} = MFA} ->
{not sets:is_element(MFA, NoWarnUnused),
{unused_fun, [F, A]}}
end,
diff --git a/lib/dialyzer/test/small_SUITE_data/src/nowarnunused.erl b/lib/dialyzer/test/small_SUITE_data/src/nowarnunused.erl
new file mode 100644
index 0000000000..63daeee9e3
--- /dev/null
+++ b/lib/dialyzer/test/small_SUITE_data/src/nowarnunused.erl
@@ -0,0 +1,7 @@
+-module(nowarnunused).
+
+-compile({nowarn_unused_function, return_error/2}).
+
+-spec return_error(integer(), any()) -> no_return().
+return_error(Line, Message) ->
+ throw({error, {Line, ?MODULE, Message}}).