https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109865
kargl at gcc dot gnu.org changed:
What |Removed |Added
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CC| |kargl at gcc dot gnu.org
--- Comment #2 from kargl at gcc dot gnu.org ---
(In reply to gary.wh...@colostate.edu from comment #0)
> Created attachment 55087 [details]
> set of subroutines where moving mc11ad inside the contains statement
> produces incorrect results
>
> In the following code, when the subroutine mc11ad is moved inside the
> contains statement, incorrect results are produced.
Produce wrong results is meaningless as you haven't told what the
correct results and wrong results are. A difference in the 7
decimal place for REAL may be entirely possible due to floating
point round-off
> Options being used to compile the code:
> COPTIONS = -cpp -std=f2018 -c -D ieee -D dbleprecision -m64
> -fsignaling-nans -ffpe-summary='invalid','zero','overflow','underflow' -O3
> -funroll-loops -ffast-math
What happens if you remove -ffast-math and use -O0 or -O1?
