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-rw-r--r--lib/compiler/src/beam_type.erl1
-rw-r--r--lib/compiler/src/beam_validator.erl1
-rw-r--r--lib/compiler/src/core_lib.erl9
-rw-r--r--lib/compiler/src/erl_bifs.erl1
4 files changed, 12 insertions, 0 deletions
diff --git a/lib/compiler/src/beam_type.erl b/lib/compiler/src/beam_type.erl
index cdddad4153..d9713cef0d 100644
--- a/lib/compiler/src/beam_type.erl
+++ b/lib/compiler/src/beam_type.erl
@@ -469,6 +469,7 @@ is_math_bif(erf, 1) -> true;
is_math_bif(erfc, 1) -> true;
is_math_bif(exp, 1) -> true;
is_math_bif(log, 1) -> true;
+is_math_bif(log2, 1) -> true;
is_math_bif(log10, 1) -> true;
is_math_bif(sqrt, 1) -> true;
is_math_bif(atan2, 2) -> true;
diff --git a/lib/compiler/src/beam_validator.erl b/lib/compiler/src/beam_validator.erl
index 0acc7a227f..c156cf79fe 100644
--- a/lib/compiler/src/beam_validator.erl
+++ b/lib/compiler/src/beam_validator.erl
@@ -1818,6 +1818,7 @@ return_type_math(erf, 1) -> {float,[]};
return_type_math(erfc, 1) -> {float,[]};
return_type_math(exp, 1) -> {float,[]};
return_type_math(log, 1) -> {float,[]};
+return_type_math(log2, 1) -> {float,[]};
return_type_math(log10, 1) -> {float,[]};
return_type_math(sqrt, 1) -> {float,[]};
return_type_math(atan2, 2) -> {float,[]};
diff --git a/lib/compiler/src/core_lib.erl b/lib/compiler/src/core_lib.erl
index 2792fd8fa5..0d95971f91 100644
--- a/lib/compiler/src/core_lib.erl
+++ b/lib/compiler/src/core_lib.erl
@@ -212,6 +212,8 @@ vu_pattern(V, #c_tuple{es=Es}, St) ->
vu_pattern_list(V, Es, St);
vu_pattern(V, #c_binary{segments=Ss}, St) ->
vu_pat_seg_list(V, Ss, St);
+vu_pattern(V, #c_map{es=Es}, St) ->
+ vu_map_pairs(V, Es, St);
vu_pattern(V, #c_alias{var=Var,pat=P}, St0) ->
case vu_pattern(V, Var, St0) of
{true,_}=St1 -> St1;
@@ -234,6 +236,13 @@ vu_pat_seg_list(V, Ss, St) ->
end
end, St, Ss).
+vu_map_pairs(V, [#c_map_pair{val=Pat}|T], St0) ->
+ case vu_pattern(V, Pat, St0) of
+ {true,_}=St -> St;
+ St -> vu_map_pairs(V, T, St)
+ end;
+vu_map_pairs(_, [], St) -> St.
+
-spec vu_var_list(cerl:var_name(), [cerl:c_var()]) -> boolean().
vu_var_list(V, Vs) ->
diff --git a/lib/compiler/src/erl_bifs.erl b/lib/compiler/src/erl_bifs.erl
index 6c75538194..bcc2297250 100644
--- a/lib/compiler/src/erl_bifs.erl
+++ b/lib/compiler/src/erl_bifs.erl
@@ -134,6 +134,7 @@ is_pure(math, erf, 1) -> true;
is_pure(math, erfc, 1) -> true;
is_pure(math, exp, 1) -> true;
is_pure(math, log, 1) -> true;
+is_pure(math, log2, 1) -> true;
is_pure(math, log10, 1) -> true;
is_pure(math, pow, 2) -> true;
is_pure(math, sin, 1) -> true;