6 tests failed

[polluks]

$ pfetch
  _____     stefan@Stefan-PC
 /  __ \    os     Debian GNU/Linux 12 (bookworm) on Windows [WSL2]
|  /    |   host   x86_64
|  \___-    kernel 4.4.0-19041-Microsoft
-_          uptime 5h 8m
  --_       pkgs   2149 (dpkg), 230 (winget), 3 (chocolatey)
            memory 8246M / 16335M

the same on macOS...

$ LANG= ctest --rerun-failed --output-on-failure
Test project /home/stefan/g/CREXX/build
    Start  8: ts_c2x-rxvm
1/6 Test  #8: ts_c2x-rxvm ......................***Failed    0.01 sec
failed in test 4: c2x( 0123456789abcdefx ) =  0123456789ab6f
failed in test 5: c2x( ffffx ) =  ffff
failed in test 6: c2x( ffffffffx ) =  ffffffff

    Start  9: ts_c2x-rxbvm
2/6 Test  #9: ts_c2x-rxbvm .....................***Failed    0.01 sec
failed in test 4: c2x( 0123456789abcdefx ) =  0123456789ab6f
failed in test 5: c2x( ffffx ) =  ffff
failed in test 6: c2x( ffffffffx ) =  ffffffff

    Start 28: ts_delword-rxvm
3/6 Test #28: ts_delword-rxvm ..................***Failed    0.01 sec
DELWORD failed in test 26
DELWORD failed in test 27
DELWORD failed in test 28
DELWORD failed in test 29
DELWORD failed in test 30
DELWORD failed in test 31
DELWORD failed in test 32
DELWORD failed in test 33
DELWORD failed in test 34
DELWORD failed in test 35
DELWORD failed in test 36

    Start 29: ts_delword-rxbvm
4/6 Test #29: ts_delword-rxbvm .................***Failed    0.01 sec
DELWORD failed in test 26
DELWORD failed in test 27
DELWORD failed in test 28
DELWORD failed in test 29
DELWORD failed in test 30
DELWORD failed in test 31
DELWORD failed in test 32
DELWORD failed in test 33
DELWORD failed in test 34
DELWORD failed in test 35
DELWORD failed in test 36

    Start 84: ts_x2d-rxvm
5/6 Test #84: ts_x2d-rxvm ......................***Failed    0.01 sec
failed in test 12 x2d(81) -127 but must be 129
failed in test 13 x2d(f81) -127 but must be 3969
failed in test 14 x2d(ff81) -127 but must be 65409
hex string contains invalid character ��
hex string contains invalid character ��
failed in test 15 x2d(c6 f0x) 0 but must be 240 but gives error because of space in c6 f0
failed in test 16 x2d(f0) -16 but must be 240
failed in test 29 x2d( ff ) -1 but must be 255
failed in test 30 x2d( ffff) -1 but must be 65535
failed in test 64 X2D(a) -6 but must be 10
failed in test 66 x2D(80) -128 but must be 128
failed in test 72 x2d(baba) -17734 but must be 47802

    Start 85: ts_x2d-rxbvm
6/6 Test #85: ts_x2d-rxbvm .....................***Failed    0.01 sec
failed in test 12 x2d(81) -127 but must be 129
failed in test 13 x2d(f81) -127 but must be 3969
failed in test 14 x2d(ff81) -127 but must be 65409
hex string contains invalid character ��
hex string contains invalid character ��
failed in test 15 x2d(c6 f0x) 0 but must be 240 but gives error because of space in c6 f0
failed in test 16 x2d(f0) -16 but must be 240
failed in test 29 x2d( ff ) -1 but must be 255
failed in test 30 x2d( ffff) -1 but must be 65535
failed in test 64 X2D(a) -6 but must be 10
failed in test 66 x2D(80) -128 but must be 128
failed in test 72 x2d(baba) -17734 but must be 47802


0% tests passed, 6 tests failed out of 6

Total Test time (real) =   0.12 sec

The following tests FAILED:
          8 - ts_c2x-rxvm (Failed)
          9 - ts_c2x-rxbvm (Failed)
         28 - ts_delword-rxvm (Failed)
         29 - ts_delword-rxbvm (Failed)
         84 - ts_x2d-rxvm (Failed)
         85 - ts_x2d-rxbvm (Failed)
Errors while running CTest