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* [Bug fortran/103045] New: False report substring out of bounds with -fbounds-check
@ 2021-11-02 12:32 krefson at gmail dot com
2021-11-02 13:05 ` [Bug fortran/103045] " dominiq at lps dot ens.fr
2021-11-02 18:33 ` anlauf at gcc dot gnu.org
0 siblings, 2 replies; 3+ messages in thread
From: krefson at gmail dot com @ 2021-11-02 12:32 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103045
Bug ID: 103045
Summary: False report substring out of bounds with
-fbounds-check
Product: gcc
Version: 10.3.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: krefson at gmail dot com
Target Milestone: ---
Created attachment 51723
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51723&action=edit
Test program
The attached (correct) program generates an incorrect report of a substring
bounds error when compiled with -fbounds-check.
$ gfortran-10 -g -fbounds-check -fbacktrace debugtest.f90
$ ./a.out
Fortran runtime error: Substring out of bounds: lower bound (0) of 'sf_string'
is less than one
Error termination. Backtrace:
#0 0x7f9a46a8a744 in ???
#1 0x7f9a46a8b219 in ???
#2 0x7f9a46a8b82a in ???
#3 0x4009b4 in debugtest
at /home/kr/CASTEP/Compiler_BUGS/Gfortran_Debug_False/debugtest.f90:10
#4 0x400c86 in main
at /home/kr/CASTEP/Compiler_BUGS/Gfortran_Debug_False/debugtest.f90:14
This occurs with gcc-fortran version 8, 9, 10.
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug fortran/103045] False report substring out of bounds with -fbounds-check
2021-11-02 12:32 [Bug fortran/103045] New: False report substring out of bounds with -fbounds-check krefson at gmail dot com
@ 2021-11-02 13:05 ` dominiq at lps dot ens.fr
2021-11-02 18:33 ` anlauf at gcc dot gnu.org
1 sibling, 0 replies; 3+ messages in thread
From: dominiq at lps dot ens.fr @ 2021-11-02 13:05 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103045
Dominique d'Humieres <dominiq at lps dot ens.fr> changed:
What |Removed |Added
----------------------------------------------------------------------------
Last reconfirmed| |2021-11-02
Status|UNCONFIRMED |WAITING
Ever confirmed|0 |1
--- Comment #1 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
This has been fixed in r10-10223, 11 and 12.
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug fortran/103045] False report substring out of bounds with -fbounds-check
2021-11-02 12:32 [Bug fortran/103045] New: False report substring out of bounds with -fbounds-check krefson at gmail dot com
2021-11-02 13:05 ` [Bug fortran/103045] " dominiq at lps dot ens.fr
@ 2021-11-02 18:33 ` anlauf at gcc dot gnu.org
1 sibling, 0 replies; 3+ messages in thread
From: anlauf at gcc dot gnu.org @ 2021-11-02 18:33 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103045
anlauf at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|WAITING |RESOLVED
Resolution|--- |DUPLICATE
CC| |anlauf at gcc dot gnu.org
--- Comment #2 from anlauf at gcc dot gnu.org ---
Looks very similar to pr98490, which is fixed on all open branches.
*** This bug has been marked as a duplicate of bug 98490 ***
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2021-11-02 18:33 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-11-02 12:32 [Bug fortran/103045] New: False report substring out of bounds with -fbounds-check krefson at gmail dot com
2021-11-02 13:05 ` [Bug fortran/103045] " dominiq at lps dot ens.fr
2021-11-02 18:33 ` anlauf at gcc dot gnu.org
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