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| author | Mike Sperber <[email protected]> | 2012-07-17 10:03:49 +0200 |
|---|---|---|
| committer | Mike Sperber <[email protected]> | 2012-07-17 10:03:49 +0200 |
| commit | cab9edd0a6f1fad2c3ec9661b39627756ad9d2ba (patch) | |
| tree | 0cce414e6cbbffd87ec9f68d084203fc8c96c138 /erts/emulator/test | |
| parent | 933e701dac1936c6f15c765b5687fbc623464ec7 (diff) | |
| download | otp-cab9edd0a6f1fad2c3ec9661b39627756ad9d2ba.tar.gz otp-cab9edd0a6f1fad2c3ec9661b39627756ad9d2ba.tar.bz2 otp-cab9edd0a6f1fad2c3ec9661b39627756ad9d2ba.zip | |
Add test for floating-point output to float_SUITE.
This catches endianness problems, such as recently reported for ARMs.
Diffstat (limited to 'erts/emulator/test')
| -rw-r--r-- | erts/emulator/test/float_SUITE.erl | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/erts/emulator/test/float_SUITE.erl b/erts/emulator/test/float_SUITE.erl index 8e6923ce9f..abe01bf5ec 100644 --- a/erts/emulator/test/float_SUITE.erl +++ b/erts/emulator/test/float_SUITE.erl @@ -25,7 +25,7 @@ init_per_group/2,end_per_group/2, init_per_testcase/2,end_per_testcase/2, fpe/1,fp_drv/1,fp_drv_thread/1,denormalized/1,match/1, - bad_float_unpack/1,cmp_zero/1, cmp_integer/1, cmp_bignum/1]). + bad_float_unpack/1, write/1, cmp_zero/1, cmp_integer/1, cmp_bignum/1]). -export([otp_7178/1]). -export([hidden_inf/1]). @@ -42,7 +42,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [fpe, fp_drv, fp_drv_thread, otp_7178, denormalized, - match, bad_float_unpack, {group, comparison} + match, bad_float_unpack, write, {group, comparison} ,hidden_inf ]. @@ -190,6 +190,11 @@ bad_float_unpack(Config) when is_list(Config) -> bad_float_unpack_match(<<F:64/float>>) -> F; bad_float_unpack_match(<<I:64/integer-signed>>) -> I. +%% Exposes endianness issues. + +write(Config) when is_list(Config) -> + "1.0" = io_lib:write(1.0). + cmp_zero(_Config) -> cmp(0.5e-323,0). |