[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2018-04-28 Thread andysem at mail dot ru
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 andysem at mail dot ru changed: What|Removed |Added CC||andysem at mail dot ru ---

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2018-03-18 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 Thomas Koenig changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2018-03-18 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 --- Comment #31 from Thomas Koenig --- (In reply to Dominique d'Humieres from comment #30) > Fixed by revision r256284? r256284 is OK, r256283 fails. We cannot backport r256284 because this is the ABI change for long string lengths. So, this

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2018-03-18 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 --- Comment #30 from Dominique d'Humieres --- Fixed by revision r256284?

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2018-03-18 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 --- Comment #29 from Thomas Koenig --- Author: tkoenig Date: Sun Mar 18 09:20:37 2018 New Revision: 258630 URL: https://gcc.gnu.org/viewcvs?rev=258630=gcc=rev Log: 2018-03-18 Thomas Koenig PR fortran/79929

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2018-03-15 Thread janus at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 janus at gcc dot gnu.org changed: What|Removed |Added Summary|[7/8 Regression] Bogus |[7 Regression] Bogus

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2017-04-19 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4 Component|middle-end

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2017-04-12 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 --- Comment #6 from Dominique d'Humieres --- Likely caused by revision r243419. Note that I don't get the warning with the C code in comment 4.

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2017-04-12 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 --- Comment #5 from Martin Sebor --- Thanks for the C test case. In it, the warning is a false positive caused by GCC's failure to eliminate the excessive memset at -O1. The call is emitted by the ccp1 pass at all optimization levels. At -O2,

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2017-04-12 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 --- Comment #4 from Thomas Koenig --- Here's equivlalent C code: $ cat bug.c #include #include char * foo(char *c, int len) { char *p, *n; n = malloc(len + 5); p = c + 5; memmove (c, n, p-c); if (p < c) memset (n + 5, 32, c-p);

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2017-03-30 Thread anlauf at gmx dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 --- Comment #3 from Harald Anlauf --- I've slightly reduced the example to the following: % cat gfcbug138c.f90 subroutine gfcbug138 (yerrmsg) character(kind=1,len=*) :: yerrmsg yerrmsg = 1_"bug: " // yerrmsg end subroutine gfcbug138 The

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2017-03-07 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 Jeffrey A. Law changed: What|Removed |Added Priority|P3 |P4 Status|UNCONFIRMED

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2017-03-07 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 Richard Biener changed: What|Removed |Added Keywords||diagnostic CC|

[Bug fortran/79929] [7 Regression] Bogus Warning: '__builtin_memset': specified size 4294967291 exceeds maximum object size 2147483647

2017-03-06 Thread anlauf at gmx dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79929 --- Comment #1 from Harald Anlauf --- Possibly related to PR78758, which is already fixed.