diff options
Diffstat (limited to 'erts/test/erlc_SUITE.erl')
| -rw-r--r-- | erts/test/erlc_SUITE.erl | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/erts/test/erlc_SUITE.erl b/erts/test/erlc_SUITE.erl index 437f020f99..4797f78be2 100644 --- a/erts/test/erlc_SUITE.erl +++ b/erts/test/erlc_SUITE.erl @@ -21,13 +21,13 @@ %% Tests the erlc command by compiling various types of files. -export([all/1, compile_erl/1, compile_yecc/1, compile_script/1, - compile_mib/1, good_citizen/1, deep_cwd/1]). + compile_mib/1, good_citizen/1, deep_cwd/1, arg_overflow/1]). -include_lib("test_server/include/test_server.hrl"). all(suite) -> [compile_erl, compile_yecc, compile_script, compile_mib, - good_citizen, deep_cwd]. + good_citizen, deep_cwd, arg_overflow]. %% Copy from erlc_SUITE_data/include/erl_test.hrl. @@ -189,6 +189,18 @@ deep_cwd_1(PrivDir) -> ?line true = filelib:is_file("test.beam"), ok. +%% Test that a large number of command line switches does not +%% overflow the argument buffer +arg_overflow(Config) when is_list(Config) -> + ?line {SrcDir, _OutDir, Cmd} = get_cmd(Config), + ?line FileName = filename:join(SrcDir, "erl_test_ok.erl"), + ?line Args = lists:flatten([ ["-D", integer_to_list(N), "=1 "] || + N <- lists:seq(1,10000) ]), + ?line run(Config, Cmd, FileName, Args, + ["Warning: function foo/0 is unused\$", + "_OK_"]), + ok. + erlc() -> case os:find_executable("erlc") of false -> |