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From: "kargl at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug fortran/94246] [9/10 Regression] valgrind error for ./gfortran.dg/bessel_5.f90 since r9-1566-g87c789f1c0b2df41
Date: Sat, 21 Mar 2020 21:10:43 +0000 [thread overview]
Message-ID: <bug-94246-4-LEcaUQO6aE@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-94246-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94246
kargl at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |kargl at gcc dot gnu.org
--- Comment #2 from kargl at gcc dot gnu.org ---
(In reply to David Binderman from comment #0)
> I just tried a valgrind version of recent trunk gfortran over testsuite file
> gfortran.dg/bessel_5.f90.
>
> I got
>
> $ /home/dcb/gcc/results.20200320.valgrind/bin/gfortran -c
> ./gfortran.dg/bessel_5.f90
> ./gfortran.dg/bessel_5.f90:64:50:
>
> 64 | if (any (BESSEL_YN(0, 10, 0.0) /= [ (BESSEL_YN(i, 0.0), i = 0, 10)
> ])) &
> | 1
> Error: Result of BESSEL_YN overflows its kind at (1)
> ./gfortran.dg/bessel_5.f90:64:26:
>
> 64 | if (any (BESSEL_YN(0, 10, 0.0) /= [ (BESSEL_YN(i, 0.0), i = 0, 10)
> ])) &
> | 1
> Error: Result of BESSEL_YN is -INF at (1)
> ==1776287== Invalid read of size 8
> ==1776287== at 0x603913: reduce_binary_ac(arith (*)(gfc_expr*, gfc_expr*,
> gfc_expr**), gfc_expr*, gfc_expr*, gfc_expr**) (arith.c:1325)
> ==1776287== by 0x60397A: reduce_binary_ac(arith (*)(gfc_expr*, gfc_expr*,
> gfc_expr**), gfc_expr*, gfc_expr*, gfc_expr**) (arith.c:1312)
> ==1776287== by 0x603B34: reduce_binary(arith (*)(gfc_expr*, gfc_expr*,
> gfc_expr**), gfc_expr*, gfc_expr*, gfc_expr**) (arith.c:1438)
> ==1776287== by 0x603F72: eval_intrinsic(gfc_intrinsic_op, eval_f,
> gfc_expr*, gfc_expr*) (arith.c:1613)
>
> Please note I didn't use the recommended testsuite flags of
> -Wall -fno-range-check.
>
So, what happens if you do use the required -fno-range-check
option?
next prev parent reply other threads:[~2020-03-21 21:10 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-21 9:14 [Bug fortran/94246] New: valgrind error for ./gfortran.dg/bessel_5.f90 dcb314 at hotmail dot com
2020-03-21 10:34 ` [Bug fortran/94246] [9/10 Regression] valgrind error for ./gfortran.dg/bessel_5.f90 since r9-1566-g87c789f1c0b2df41 marxin at gcc dot gnu.org
2020-03-21 21:10 ` kargl at gcc dot gnu.org [this message]
2020-03-21 22:27 ` dcb314 at hotmail dot com
2020-03-21 23:04 ` sgk at troutmask dot apl.washington.edu
2020-03-23 7:35 ` rguenth at gcc dot gnu.org
2020-03-23 16:21 ` sgk at troutmask dot apl.washington.edu
2020-03-23 19:29 ` anlauf at gcc dot gnu.org
2020-03-23 19:54 ` anlauf at gcc dot gnu.org
2020-03-23 20:20 ` sgk at troutmask dot apl.washington.edu
2020-03-24 17:48 ` pault at gcc dot gnu.org
2020-04-01 9:58 ` burnus at gcc dot gnu.org
2020-04-29 20:52 ` [Bug fortran/94246] [9 " anlauf at gcc dot gnu.org
2020-07-13 19:58 ` dominiq at lps dot ens.fr
2021-01-04 8:15 ` cvs-commit at gcc dot gnu.org
2021-01-04 9:08 ` pault at gcc dot gnu.org
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