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authorBjörn Gustavsson <[email protected]>2018-11-01 08:18:19 +0100
committerBjörn Gustavsson <[email protected]>2018-11-06 10:16:54 +0100
commit1565b1518f77b2c078c59c2554305b7dca668f72 (patch)
tree7f548db0510632bc58fc6b6daff5d6fdd2291f44 /lib/compiler/test
parent4ae91649adf139aa6b2890065006203e14775a70 (diff)
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beam_trim: Handle the new binary matching instructions
Diffstat (limited to 'lib/compiler/test')
-rw-r--r--lib/compiler/test/bs_match_SUITE.erl12
1 files changed, 12 insertions, 0 deletions
diff --git a/lib/compiler/test/bs_match_SUITE.erl b/lib/compiler/test/bs_match_SUITE.erl
index 0c6db96081..01f302ad21 100644
--- a/lib/compiler/test/bs_match_SUITE.erl
+++ b/lib/compiler/test/bs_match_SUITE.erl
@@ -742,6 +742,10 @@ coverage(Config) when is_list(Config) ->
binary = coverage_bitstring(<<7>>),
bitstring = coverage_bitstring(<<7:4>>),
other = coverage_bitstring([a]),
+
+ {done,<<17,53>>,[253,155,200]} =
+ coverage_trim(<<253,155,200,17,53>>, e0, e1, e2, e3, []),
+
ok.
coverage_fold(Fun, Acc, <<H,T/binary>>) ->
@@ -836,6 +840,14 @@ coverage_bitstring(Bin) when is_binary(Bin) -> binary;
coverage_bitstring(<<_/bitstring>>) -> bitstring;
coverage_bitstring(_) -> other.
+coverage_trim(<<C:8,T/binary>> = Bin, E0, E1, E2, E3, Acc) ->
+ case id(C > 128) of
+ true ->
+ coverage_trim(T, E0, E1, E2, E3, [C|Acc]);
+ false ->
+ {done,Bin,lists:reverse(Acc)}
+ end.
+
multiple_uses(Config) when is_list(Config) ->
{344,62879,345,<<245,159,1,89>>} = multiple_uses_1(<<1,88,245,159,1,89>>),
true = multiple_uses_2(<<0,0,197,18>>),