[Bug fortran/104220] [12 Regression] Build fail: libgfortran/ieee/issignaling_fallback.h:140:21: error: token "=" is not valid in preprocessor expressions

[burnus at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104220

--- Comment #4 from Tobias Burnus <burnus at gcc dot gnu.org> ---
Compiles now but all three testcase fail at execution time with:

(1) gfortran.dg/ieee/signaling_1.f90 (+ exit code 44):

Note: The following floating-point exceptions are signalling: IEEE_INVALID_FLAG
STOP 300

(2) gfortran.dg/ieee/signaling_2.f90 (+ exit code 100) and
(3) gfortran.dg/ieee/signaling_3.f90 (+ exit code 100):

Note: The following floating-point exceptions are signalling: IEEE_INVALID_FLAG
STOP 100