[Bug target/33391] [4.3 regression] gfortran.dg/do_3.F90 fails at -O2

[fxcoudert at gcc dot gnu dot org]

------- Comment #3 from fxcoudert at gcc dot gnu dot org  2007-09-11 15:23 -------
(In reply to comment #2)
> Isn't this what http://gcc.gnu.org/ml/gcc/2007-09/msg00087.html (plus/minus a
> few emails in the thread) is about?

Yes, you're right.

> -fstrict-overflow
> Allow the compiler to assume strict signed overflow rules, depending on the
> language being compiled.

Well, I think the "depending on the language being compiled" is important. I
think the testcase is valid Fortran, and shouldn't fail whatever the
optimization level you use.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33391