[Bug other/81345] -Wall resets -Wstringop-overflow to 1 from the default 2

2017-07-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81345 --- Comment #6 from Martin Sebor --- Author: msebor Date: Mon Jul 10 21:00:56 2017 New Revision: 250104 URL: https://gcc.gnu.org/viewcvs?rev=250104&root=gcc&view=rev Log: PR other/81345 - -Wall resets -Wstringop-overflow to 1 from the default 2

[Bug c++/81073] [5/6/7/8 Regression] link failure as C++ misses to instanciate some objects

2017-07-10 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81073 --- Comment #9 from Jason Merrill --- Created attachment 41711 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41711&action=edit patch to error on progmem with dynamic init Does this do what you had in mind?

[Bug tree-optimization/80397] missing -Wformat-overflow with arguments of enum types

2017-07-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80397 --- Comment #2 from Martin Sebor --- Author: msebor Date: Mon Jul 10 21:21:51 2017 New Revision: 250106 URL: https://gcc.gnu.org/viewcvs?rev=250106&root=gcc&view=rev Log: PR tree-optimization/80397 - missing -Wformat-overflow with arguments of e

[Bug tree-optimization/80397] missing -Wformat-overflow with arguments of enum types

2017-07-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80397 Martin Sebor changed: What|Removed |Added Known to work||8.0 Known to fail|

[Bug sanitizer/81066] sanitizer_stoptheworld_linux_libcdep.cc:276:22: error: aggregate ‘sigaltstack handler_stack’ has incomplete type and cannot be defined

2017-07-10 Thread grgoffe at yahoo dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81066 George R. Goffe changed: What|Removed |Added CC||grgoffe at yahoo dot com --- Comment #

[Bug middle-end/41992] ICE on invalid dereferencing of void *

2017-07-10 Thread tetra2005 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=41992 Yuri Gribov changed: What|Removed |Added CC||tetra2005 at gmail dot com --- Comment #4

[Bug target/81375] [6/7/8 Regression] unrecognizable insn

2017-07-10 Thread uros at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81375 --- Comment #2 from uros at gcc dot gnu.org --- Author: uros Date: Mon Jul 10 22:01:06 2017 New Revision: 250107 URL: https://gcc.gnu.org/viewcvs?rev=250107&root=gcc&view=rev Log: PR target/81375 * config/i386/i386.md (divsf3): Ad

[Bug rtl-optimization/81288] [5/6/7/8 Regression] ICE on 32-bit BE powerpc targets -w -misel -O2 (-O3, -Ofast, -Os)

2017-07-10 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81288 Segher Boessenkool changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug sanitizer/81066] sanitizer_stoptheworld_linux_libcdep.cc:276:22: error: aggregate ‘sigaltstack handler_stack’ has incomplete type and cannot be defined

2017-07-10 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81066 --- Comment #10 from Jakub Jelinek --- I think the tsan build issue can be fixed just by replacing __res_state *statp = (__res_state*)state; line with struct __res_state *statp = (struct __res_state*)state; It should then build hopefully with bot

[Bug sanitizer/81066] sanitizer_stoptheworld_linux_libcdep.cc:276:22: error: aggregate ‘sigaltstack handler_stack’ has incomplete type and cannot be defined

2017-07-10 Thread grgoffe at yahoo dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81066 --- Comment #11 from George R. Goffe --- Jakub, I just tried your suggestion... It worked on "my" platform! George...

[Bug rtl-optimization/81332] GCC crash during "RTL pass: expand" - verify_flow_info: REG_BR_PROB does not match cfg

2017-07-10 Thread babokin at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81332 --- Comment #1 from Dmitry Babokin --- I've jut hit another instance on this bug, which mean that it's probably not too rare and quite possible to hit in the wild.

[Bug sanitizer/81387] New: UBSAN consumes too much memory at -O2

2017-07-10 Thread babokin at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81387 Bug ID: 81387 Summary: UBSAN consumes too much memory at -O2 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: sanitizer

[Bug tree-optimization/81388] New: Incorrect code generation with -O1 -fno-strict-overflow

2017-07-10 Thread terrelln at fb dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81388 Bug ID: 81388 Summary: Incorrect code generation with -O1 -fno-strict-overflow Product: gcc Version: 7.1.0 Status: UNCONFIRMED Severity: normal Priori

[Bug tree-optimization/81388] Incorrect code generation with -O1 -fno-strict-overflow

2017-07-10 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81388 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/81388] Incorrect code generation with -O1 -fno-strict-overflow

2017-07-10 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81388 Andrew Pinski changed: What|Removed |Added Status|RESOLVED|UNCONFIRMED Resolution|INVALID

[Bug c/79459] Please add enable_if and diagnose_if attributes (from clang)

2017-07-10 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79459 Martin Sebor changed: What|Removed |Added Keywords||diagnostic Status|UNCONFIRMED

[Bug c++/81389] New: _mm_cmpestri segfault on -O0

2017-07-10 Thread rockeet at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81389 Bug ID: 81389 Summary: _mm_cmpestri segfault on -O0 Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assi

[Bug rtl-optimization/81332] GCC crash during "RTL pass: expand" - verify_flow_info: REG_BR_PROB does not match cfg

2017-07-10 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81332 Arseny Solokha changed: What|Removed |Added CC||asolokha at gmx dot com --- Comment #2

[Bug target/81375] [6/7/8 Regression] unrecognizable insn

2017-07-10 Thread uros at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81375 --- Comment #3 from uros at gcc dot gnu.org --- Author: uros Date: Tue Jul 11 05:32:39 2017 New Revision: 250113 URL: https://gcc.gnu.org/viewcvs?rev=250113&root=gcc&view=rev Log: PR target/81375 * config/i386/i386.md (divsf3): Ad

[Bug tree-optimization/81388] Incorrect code generation with -O1 -fno-strict-overflow

2017-07-10 Thread glisse at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81388 --- Comment #3 from Marc Glisse --- (it helps to describe in what way the code is wrong, for instance in a way that makes the testcase abort) Apparently ivcanon thinks the number of iterations is constant, as it would be for the condition dst !=

[Bug tree-optimization/81388] Incorrect code generation with -O1 -fno-strict-overflow

2017-07-10 Thread terrelln at fb dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81388 --- Comment #4 from Nick Terrell --- Good point Marc. The generated assembly is wrong because the loop should be run once, but it is run 2^63 times. Changing the amount dst is incremented by to 4 makes it run 2^62 times, and changing it to 8 ma

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