UNIT_SpeedLimiter_TEST failure on line 61 on ppc64le and arm64/aarch64 architecture

[traversaro]

Environment

• OS Version: CentOS 6 (with conda-forge provided dependencies)
• Source or binary build? Source v6.8.0

Description

• Expected behavior: The test suite should pass
• Actual behavior: The UNIT_SpeedLimiter_TEST does not pass

Steps to reproduce

Take a arm64/aarch64 or ppc64le machine, and run the test suite.

Output

Output on ppc64le (https://travis-ci.org/github/conda-forge/libignition-math4-feedstock/builds/765232218):

61/98 Test #61: UNIT_SpeedLimiter_TEST .................***Failed    0.18 sec
Running main() from gtest_main.cc
[==========] Running 5 tests from 1 test case.
[----------] Global test environment set-up.
[----------] 5 tests from SpeedLimiterTest
[ RUN      ] SpeedLimiterTest.Default
$SRC_DIR/src/SpeedLimiter_TEST.cc:60: Failure
Expected equality of these values:
  0.0
    Which is: 0
  limiter.Limit(vel, 4.0, 3.0, 1ms)
    Which is: -8.3266726846886741e-17
$SRC_DIR/src/SpeedLimiter_TEST.cc:61: Failure
Expected equality of these values:
  0.0
    Which is: 0
  vel
    Which is: -8.3266726846886741e-17
[  FAILED  ] SpeedLimiterTest.Default (0 ms)
[ RUN      ] SpeedLimiterTest.LimitVelocity
[       OK ] SpeedLimiterTest.LimitVelocity (0 ms)
[ RUN      ] SpeedLimiterTest.LimitAcceleration
[       OK ] SpeedLimiterTest.LimitAcceleration (0 ms)
[ RUN      ] SpeedLimiterTest.LimitJerk
[       OK ] SpeedLimiterTest.LimitJerk (0 ms)
[ RUN      ] SpeedLimiterTest.LimitAll
[       OK ] SpeedLimiterTest.LimitAll (0 ms)
[----------] 5 tests from SpeedLimiterTest (0 ms total)

[----------] Global test environment tear-down
[==========] 5 tests from 1 test case ran. (0 ms total)
[  PASSED  ] 4 tests.
[  FAILED  ] 1 test, listed below:
[  FAILED  ] SpeedLimiterTest.Default

 1 FAILED TEST

Output on arm64/aarch64:

61/98 Test #61: UNIT_SpeedLimiter_TEST .................***Failed    0.03 sec
Running main() from gtest_main.cc
[==========] Running 5 tests from 1 test case.
[----------] Global test environment set-up.
[----------] 5 tests from SpeedLimiterTest
[ RUN      ] SpeedLimiterTest.Default
$SRC_DIR/src/SpeedLimiter_TEST.cc:60: Failure
Expected equality of these values:
  0.0
    Which is: 0
  limiter.Limit(vel, 4.0, 3.0, 1ms)
    Which is: -8.3266726846886741e-17
$SRC_DIR/src/SpeedLimiter_TEST.cc:61: Failure
Expected equality of these values:
  0.0
    Which is: 0
  vel
    Which is: -8.3266726846886741e-17
[  FAILED  ] SpeedLimiterTest.Default (0 ms)
[ RUN      ] SpeedLimiterTest.LimitVelocity
[       OK ] SpeedLimiterTest.LimitVelocity (0 ms)
[ RUN      ] SpeedLimiterTest.LimitAcceleration
[       OK ] SpeedLimiterTest.LimitAcceleration (0 ms)
[ RUN      ] SpeedLimiterTest.LimitJerk
[       OK ] SpeedLimiterTest.LimitJerk (0 ms)
[ RUN      ] SpeedLimiterTest.LimitAll
[       OK ] SpeedLimiterTest.LimitAll (0 ms)
[----------] 5 tests from SpeedLimiterTest (0 ms total)

[----------] Global test environment tear-down
[==========] 5 tests from 1 test case ran. (0 ms total)
[  PASSED  ] 4 tests.
[  FAILED  ] 1 test, listed below:
[  FAILED  ] SpeedLimiterTest.Default

 1 FAILED TEST

[traversaro]

Probably it is the usual threshold problem.

[j-rivero]

found the same while releasing. Should be fixed by #204