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authorBjörn-Egil Dahlberg <[email protected]>2014-01-29 11:15:46 +0100
committerBjörn-Egil Dahlberg <[email protected]>2014-01-29 11:15:46 +0100
commitcb50354a9d3463cf07b830ecf28260adc5b361c0 (patch)
tree4794bac549046c2b1039ec0ac559b955ad3b31fc /erts/preloaded/src/erts_internal.erl
parentd960d54f75c51b81a99a1c5cf40c19f2e9d55068 (diff)
parentcf5bc2e917dbcb2c2841bf07b995efe105bea4be (diff)
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Merge branch 'egil/maps/OTP-11616'
* egil/maps/OTP-11616: (112 commits) compiler: Add core compile test for maps compiler: Fix core parse for Maps compiler: Fixup #map_pair{} spec erts: Strengthen map_SUITE tests erts: Update maps_fold test to respect maps:fold/3 stdlib: Make maps:fold/3 order-independent erts: Fixup enif_make_map_put on windows erts: Update preloaded erts_internal.beam hipe: Fixup update cerl pretty printer erts: Add map construction to driver API dialyzer: Add maps tests dialyzer: Remove dead code dialyzer: Reflect map_pair core changes in dialyzer hipe: Update cerl pretty printer compiler: Update inliner tests compiler: Squash #c_map_pair_*{} to #c_map_pair{} compiler: Squash #k_map_pair_*{} to #k_map_pair{} preloaded: Fixup export cmp_term in erts_internal erts: Change 'size' argument of enif_get_map_size from int* to size_t* erts: Fix compile error for halfword emulator ...
Diffstat (limited to 'erts/preloaded/src/erts_internal.erl')
-rw-r--r--erts/preloaded/src/erts_internal.erl11
1 files changed, 11 insertions, 0 deletions
diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl
index d6a185482e..edcd50c77e 100644
--- a/erts/preloaded/src/erts_internal.erl
+++ b/erts/preloaded/src/erts_internal.erl
@@ -30,6 +30,7 @@
-export([await_port_send_result/3]).
-export([binary_to_term/1, binary_to_term/2]).
+-export([cmp_term/2]).
-export([port_command/3, port_connect/2, port_close/1,
port_control/3, port_call/3, port_info/1, port_info/2]).
@@ -170,3 +171,13 @@ binary_to_term(_Binary) ->
Opts :: [safe].
binary_to_term(_Binary, _Opts) ->
erlang:nif_error(undefined).
+
+%% term compare where integer() < float() = true
+
+-spec cmp_term(A,B) -> Result when
+ A :: term(),
+ B :: term(),
+ Result :: -1 | 0 | 1.
+
+cmp_term(_A,_B) ->
+ erlang:nif_error(undefined).