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| author | Anthony Ramine <[email protected]> | 2014-03-04 02:08:06 +0100 |
|---|---|---|
| committer | Anthony Ramine <[email protected]> | 2014-03-04 02:08:06 +0100 |
| commit | d5fc107d5ae384bfb7b7ea1a10291b75d821c666 (patch) | |
| tree | d828cfb90dec8bfcb63dddd88a1c510d0b9f3954 /lib/compiler/test | |
| parent | a74e66a68f3b4ed590f928b4fd4f0808c6287a32 (diff) | |
| download | otp-d5fc107d5ae384bfb7b7ea1a10291b75d821c666.tar.gz otp-d5fc107d5ae384bfb7b7ea1a10291b75d821c666.tar.bz2 otp-d5fc107d5ae384bfb7b7ea1a10291b75d821c666.zip | |
Properly detect nonboolean protected expressions in beam_bool
Silly code such as the following could make the compiler crash:
f() when erlang:float(self()); true -> ok.
Reported-by: Ulf Norell
Diffstat (limited to 'lib/compiler/test')
| -rw-r--r-- | lib/compiler/test/guard_SUITE.erl | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/compiler/test/guard_SUITE.erl b/lib/compiler/test/guard_SUITE.erl index a0a9bb7ddd..3350d18bcc 100644 --- a/lib/compiler/test/guard_SUITE.erl +++ b/lib/compiler/test/guard_SUITE.erl @@ -33,7 +33,7 @@ tricky/1,rel_ops/1,literal_type_tests/1, basic_andalso_orelse/1,traverse_dcd/1, check_qlc_hrl/1,andalso_semi/1,t_tuple_size/1,binary_part/1, - bad_constants/1]). + bad_constants/1,bad_guards/1]). suite() -> [{ct_hooks,[ts_install_cth]}]. @@ -50,7 +50,7 @@ groups() -> t_is_boolean,is_function_2,tricky,rel_ops, literal_type_tests,basic_andalso_orelse,traverse_dcd, check_qlc_hrl,andalso_semi,t_tuple_size,binary_part, - bad_constants]}]. + bad_constants,bad_guards]}]. init_per_suite(Config) -> Config. @@ -1550,6 +1550,10 @@ bad_constants(Config) when is_list(Config) -> ?line ?FAILING(3.14), ok. +bad_guards(Config) when is_list(Config) -> + if erlang:float(self()); true -> ok end, + ok. + %% Call this function to turn off constant propagation. id(I) -> I. |