[Bug tree-optimization/83501] [8 Regression] strlen(a) not folded after strcpy(a, "...")

2017-12-19 Thread prathamesh3492 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83501 prathamesh3492 at gcc dot gnu.org changed: What|Removed |Added CC||prathamesh3492 at gcc

[Bug target/83387] PowerPC64: Infinite loops in do_reload() with -msoft-float

2017-12-19 Thread sebastian.hu...@embedded-brains.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83387 --- Comment #14 from Sebastian Huber --- (In reply to Peter Bergner from comment #13) > (In reply to Sebastian Huber from comment #12) > > (In reply to Peter Bergner from comment #9) > > [...] > > > Here, you can see that on ELFv2, we always assu

[Bug target/83499] [8 Regression] bootstrap fails in stage3 on arm-linux-gnueabihf (as: unaligned opcodes detected in executable segment)

2017-12-19 Thread doko at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83499 --- Comment #3 from Matthias Klose --- Created attachment 42926 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42926&action=edit assembler file

[Bug target/83499] [8 Regression] bootstrap fails in stage3 on arm-linux-gnueabihf (as: unaligned opcodes detected in executable segment)

2017-12-19 Thread doko at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83499 --- Comment #2 from Matthias Klose --- Created attachment 42925 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=42925&action=edit preprocessed source

[Bug rtl-optimization/81791] [8 Regression] ICE in cfg_layout_redirect_edge_and_branch, at cfgrtl.c:4422

2017-12-19 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81791 Arseny Solokha changed: What|Removed |Added CC||asolokha at gmx dot com --- Comment #3

[Bug rtl-optimization/83475] [8 Regression] ICE: verify_flow_info failed (error: non-cold basic block 3 reachable only by paths crossing the cold partition)

2017-12-19 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83475 --- Comment #1 from Arseny Solokha --- The testcase in PR81791 comment 3 can be easily modified to trigger the ICE reported here, so I believe this PR is a duplicate of PR81791.

[Bug gcov-profile/83505] [GCOV] a pointer assignment before label lead to incorrect coverage in gcov

2017-12-19 Thread yangyibiao at nju dot edu.cn
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83505 --- Comment #1 from Yibiao Yang --- Following is the reduced code for reproducing this issue: $ cat small.cint main() { int t = 1; int *p = &t; if (1) { if (0) return 0; return 1; } } $ gcc small.c -f

[Bug gcov-profile/83505] New: [GCOV] a pointer assignment before label lead to incorrect coverage in gcov

2017-12-19 Thread yangyibiao at nju dot edu.cn
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83505 Bug ID: 83505 Summary: [GCOV] a pointer assignment before label lead to incorrect coverage in gcov Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: nor

[Bug c++/83484] constexpr not evaluated at compile time

2017-12-19 Thread klaus.doldinger64 at googlemail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83484 klaus.doldinger64 at googlemail dot com changed: What|Removed |Added CC||klaus.doldinger6

[Bug c++/83504] New: incorrect attribute const interpretation on function overloads

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83504 Bug ID: 83504 Summary: incorrect attribute const interpretation on function overloads Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal P

[Bug c++/83503] New: [8 Regression] bogus -Wattributes for const and pure on function template specialization

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83503 Bug ID: 83503 Summary: [8 Regression] bogus -Wattributes for const and pure on function template specialization Product: gcc Version: 8.0 Status: UNCONFIRMED Se

[Bug c++/83502] [6/7/8 Regression] bogus -Wattributes for always_inline and noinline on function template specialization

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83502 --- Comment #2 from Martin Sebor --- Here's another test case with the same root cause (r190664): $ cat u.C && gcc -S -Wall u.C template int __attribute__ ((warn_unused_result)) f (T) { return 0; } template <> int f (int) { return 1; } void f

[Bug c++/83498] bogus -Wattributes for always_inline and noinline on distinct overloads

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83498 Martin Sebor changed: What|Removed |Added Keywords||diagnostic Known to fail|

[Bug c++/83502] [6/7/8 Regression] bogus -Wattributes for always_inline and noinline on function template specialization

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83502 Martin Sebor changed: What|Removed |Added Keywords||diagnostic See Also|

[Bug c++/83502] New: [6/7/8 Regression] bogus -Wattributes for always_inline and noinline on function template specialization

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83502 Bug ID: 83502 Summary: [6/7/8 Regression] bogus -Wattributes for always_inline and noinline on function template specialization Product: gcc Version: 8.0

[Bug rtl-optimization/83398] [8 Regression] ICE: in try_ready, at haifa-sched.c:7524 with -O2 -fsched2-use-superblocks -g

2017-12-19 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83398 --- Comment #5 from Arseny Solokha --- Testcase in comment 4 seems to be fixed by r255833.

[Bug rtl-optimization/82982] [8 Regression] ICE: qsort checking failed (error: qsort comparator non-negative on sorted output: 5) in ready_sort_real in haifa scheduler

2017-12-19 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82982 --- Comment #2 from Arseny Solokha --- With gcc-8.0.0-alpha20171217 snapshot it still reproduces for powerpc-e500v2-linux-gnuspe, but not for powerpc-e300c3-linux-gnu. Can it be a duplicate of PR83459?

[Bug tree-optimization/83501] [8 Regression] strlen(a) not folded after strcpy(a, "...")

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83501 Martin Sebor changed: What|Removed |Added Keywords||missed-optimization Known to work|

[Bug tree-optimization/83501] New: [8 Regression] strlen(a) not folded after strcpy(a, "...")

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83501 Bug ID: 83501 Summary: [8 Regression] strlen(a) not folded after strcpy(a, "...") Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Prior

[Bug middle-end/83423] default_static_chain is sorry for non-nested functions

2017-12-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83423 Tom de Vries changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug middle-end/83423] default_static_chain is sorry for non-nested functions

2017-12-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83423 --- Comment #6 from Tom de Vries --- Author: vries Date: Wed Dec 20 00:46:38 2017 New Revision: 255849 URL: https://gcc.gnu.org/viewcvs?rev=255849&root=gcc&view=rev Log: Don't call targetm.calls.static_chain in non-static function 2017-12-20 T

[Bug other/83497] CPU2000 172.mgrid starts failing with r254730

2017-12-19 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83497 --- Comment #1 from Andrew Pinski --- I really doubt inlining is causing the miscompiling, only exposing it ... And if I look at the difference, it looks more like a precision issue which -ffast-math exposes.

[Bug rtl-optimization/83500] New: gcc.dg/tree-prof/switch-case-1.c fails on aarch64

2017-12-19 Thread sje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83500 Bug ID: 83500 Summary: gcc.dg/tree-prof/switch-case-1.c fails on aarch64 Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Componen

[Bug testsuite/83483] [8 Regression] gcc.dg/memcpy-6.c FAILs

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83483 Martin Sebor changed: What|Removed |Added Keywords||patch --- Comment #5 from Martin Sebor -

[Bug testsuite/83483] [8 Regression] gcc.dg/memcpy-6.c FAILs

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83483 Martin Sebor changed: What|Removed |Added Status|WAITING |ASSIGNED Assignee|unassigned at

[Bug target/83467] [7/8 Regression] ICE: in assign_by_spills, at lra-assigns.c:1476: unable to find a register to spill with -flive-range-shrinkage -m8bit-idiv

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83467 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/81945] [8 Regression] ICE in operator[], at vec.h:749

2017-12-19 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81945 Jeffrey A. Law changed: What|Removed |Added Status|ASSIGNED|RESOLVED CC|

[Bug target/83499] [8 Regression] bootstrap fails in stage3 on arm-linux-gnueabihf (as: unaligned opcodes detected in executable segment)

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83499 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug bootstrap/81869] [8 Regression] --enable-checking=yes,rtl failed to bootstrap on 32-bit hosts

2017-12-19 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81869 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug rtl-optimization/83304] [8 Regression] FAIL: gcc.c-torture/execute/pr61725.c -O3 -fomit-frame-pointer -funroll-loops -fpeel-loops -ftracer -finline-functions

2017-12-19 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83304 Jeffrey A. Law changed: What|Removed |Added Status|ASSIGNED|RESOLVED CC|

[Bug target/83368] alloca after setjmp breaks PIC base reg

2017-12-19 Thread ebotcazou at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83368 Eric Botcazou changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug target/83499] New: [8 Regression] bootstrap fails in stage3 on arm-linux-gnueabihf (as: unaligned opcodes detected in executable segment)

2017-12-19 Thread doko at gcc dot gnu.org
Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: doko at gcc dot gnu.org Target Milestone: --- seen with r254551 20171218 and r255822 20171219 and with a

[Bug preprocessor/83492] [7/8 Regression] Optimized search_line_fast breaks preprocessor on aarch64_be

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83492 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #4

[Bug c++/83498] New: bogus -Wattributes for always_inline and noinline on distinct overloads

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83498 Bug ID: 83498 Summary: bogus -Wattributes for always_inline and noinline on distinct overloads Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

[Bug other/83497] New: CPU2000 172.mgrid starts failing with r254730

2017-12-19 Thread pthaugen at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83497 Bug ID: 83497 Summary: CPU2000 172.mgrid starts failing with r254730 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: other

[Bug c++/82593] Internal compiler error: in process_init_constructor_array, at cp/typeck2.c:1294

2017-12-19 Thread paolo.carlini at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82593 Paolo Carlini changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/82593] Internal compiler error: in process_init_constructor_array, at cp/typeck2.c:1294

2017-12-19 Thread paolo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82593 --- Comment #3 from paolo at gcc dot gnu.org --- Author: paolo Date: Tue Dec 19 22:14:59 2017 New Revision: 255845 URL: https://gcc.gnu.org/viewcvs?rev=255845&root=gcc&view=rev Log: /cp 2017-12-19 Paolo Carlini PR c++/82593 *

[Bug c++/83322] [8 Regression] r255469 causes: ICE: tree check: expected class ‘type’, have ‘exceptional’ (baselink) in diag_attr_exclusions, at attribs.c:393

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83322 Martin Sebor changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/83394] [8 Regression] always_inline vs. noinline no longer diagnosed

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83394 Martin Sebor changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/83335] [8 regression][aarch64,ilp32] gcc.target/aarch64/asm-2.c ICEs since 255481

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83335 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/83322] [8 Regression] r255469 causes: ICE: tree check: expected class ‘type’, have ‘exceptional’ (baselink) in diag_attr_exclusions, at attribs.c:393

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83322 --- Comment #8 from Martin Sebor --- Author: msebor Date: Tue Dec 19 22:09:00 2017 New Revision: 255844 URL: https://gcc.gnu.org/viewcvs?rev=255844&root=gcc&view=rev Log: PR c++/83394 - always_inline vs. noinline no longer diagnosed PR c++/83322

[Bug c++/83394] [8 Regression] always_inline vs. noinline no longer diagnosed

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83394 --- Comment #6 from Martin Sebor --- Author: msebor Date: Tue Dec 19 22:09:00 2017 New Revision: 255844 URL: https://gcc.gnu.org/viewcvs?rev=255844&root=gcc&view=rev Log: PR c++/83394 - always_inline vs. noinline no longer diagnosed PR c++/83322

[Bug preprocessor/83492] [7/8 Regression] Optimized search_line_fast breaks preprocessor on aarch64_be

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83492 Aldy Hernandez changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |aldyh at gcc dot gnu.org --- Com

[Bug debug/83157] [8 regression] gcc.dg/guality/pr41616-1.c fail

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83157 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/82975] [6/7 Regression] ICE in baseness at rtlanal.c:6220

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82975 --- Comment #8 from Jakub Jelinek --- Author: jakub Date: Tue Dec 19 21:55:23 2017 New Revision: 255843 URL: https://gcc.gnu.org/viewcvs?rev=255843&root=gcc&view=rev Log: PR target/82975 * gcc.dg/pr82975.c: Only add -mtune=cortex

[Bug tree-optimization/83493] FAIL: gcc.dg/graphite/pr70045.c (internal compiler error)

2017-12-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83493 Tom de Vries changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/83126] [8 Regression] ICE in transform_to_exit_first_loop_alt, at tree-parloops.c:1713

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83126 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/83493] FAIL: gcc.dg/graphite/pr70045.c (internal compiler error)

2017-12-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83493 --- Comment #2 from Tom de Vries --- Author: vries Date: Tue Dec 19 21:49:20 2017 New Revision: 255842 URL: https://gcc.gnu.org/viewcvs?rev=255842&root=gcc&view=rev Log: Fix sharing in translate_isl_ast_node_for 2017-12-19 Tom de Vries

[Bug preprocessor/83492] [7/8 Regression] Optimized search_line_fast breaks preprocessor on aarch64_be

2017-12-19 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83492 Jeffrey A. Law changed: What|Removed |Added CC||aldyh at gcc dot gnu.org,

[Bug tree-optimization/83081] [8 regression][arm] gcc.dg/pr80218.c fails since r254888

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83081 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c++/82213] Please warn about const rvalue reference parameters [void func(const T&&);]

2017-12-19 Thread paolo.carlini at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82213 Paolo Carlini changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug other/82965] [8 regression][armeb] gcc.dg/vect/pr79347.c starts failing after r254379

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82965 Aldy Hernandez changed: What|Removed |Added CC||aldyh at gcc dot gnu.org --- Comment #2

[Bug c++/82231] [7/8 Regression] ICE when deducing non-type template parameter value whose type depends on a non-type `auto` template parameter from function arguments

2017-12-19 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82231 Marek Polacek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug testsuite/83483] [8 Regression] gcc.dg/memcpy-6.c FAILs

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83483 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c++/82231] [7/8 Regression] ICE when deducing non-type template parameter value whose type depends on a non-type `auto` template parameter from function arguments

2017-12-19 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82231 --- Comment #3 from Marek Polacek --- Author: mpolacek Date: Tue Dec 19 20:44:19 2017 New Revision: 255839 URL: https://gcc.gnu.org/viewcvs?rev=255839&root=gcc&view=rev Log: PR c++/82231 * g++.dg/cpp1z/nontype-auto14.C: New test.

[Bug testsuite/83483] [8 Regression] gcc.dg/memcpy-6.c FAILs

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83483 --- Comment #3 from Aldy Hernandez --- Is this still an issue? Or is it no longer a ppc64 issue? $ uname -a Linux gcc1-power7.osuosl.org 3.10.0-514.26.2.el7.ppc64 #1 SMP Mon Jul 10 02:26:53 GMT 2017 ppc64 ppc64 ppc64 GNU/Linux ~/src/gcc/config

[Bug middle-end/77608] missing protection on trivially detectable runtime buffer overflow

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77608 Martin Sebor changed: What|Removed |Added Keywords||diagnostic, patch Status|ASSI

[Bug rtl-optimization/83480] [8 Regression] ICE in create_block_for_bookkeeping, at sel-sched.c:4557 on 32-bit BE powerpc target

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83480 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/83496] MIPS BE: wrong code generates under "-Os -mbranch-cost=1"

2017-12-19 Thread g...@hauke-m.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83496 --- Comment #1 from Hauke Mehrtens --- I only tested the GCC 7.X snapshot from 14. December 2017, not the GCC 8.X version.

[Bug tree-optimization/81949] DOM fails to simplify conditional

2017-12-19 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81949 Jeffrey A. Law changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/81550] [8 regression] gcc.target/powerpc/loop_align.c fails starting with r250482

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81550 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/83477] [8 Regression] Wrong code w/ -O1

2017-12-19 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83477 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug middle-end/83477] [8 Regression] Wrong code w/ -O1

2017-12-19 Thread law at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83477 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Tue Dec 19 20:13:04 2017 New Revision: 255837 URL: https://gcc.gnu.org/viewcvs?rev=255837&root=gcc&view=rev Log: PR tree-optimization/83477 * tree-ssa-threadedge.c (record_

[Bug testsuite/83483] [8 Regression] gcc.dg/memcpy-6.c FAILs

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83483 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug rtl-optimization/81025] [8 Regression] gcc ICE while building glibc for MIPS soft-float multi-lib variant

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81025 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c++/83490] [8 Regression] ICE in find_call_stack_args, at dce.c:392

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83490 --- Comment #6 from Jakub Jelinek --- --- gcc/calls.c.jj 2017-12-18 14:57:24.0 +0100 +++ gcc/calls.c 2017-12-19 19:46:40.466045457 +0100 @@ -2382,7 +2382,12 @@ compute_argument_addresses (struct arg_d args[i].stack = ge

[Bug target/83496] New: MIPS BE: wrong code generates under "-Os -mbranch-cost=1"

2017-12-19 Thread g...@hauke-m.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83496 Bug ID: 83496 Summary: MIPS BE: wrong code generates under "-Os -mbranch-cost=1" Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal Prio

[Bug rtl-optimization/83162] [6/7/8 Regression] x86-64 -Wclobbered issuing more false alarms (regression)

2017-12-19 Thread aldyh at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83162 Aldy Hernandez changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/77608] missing protection on trivially detectable runtime buffer overflow

2017-12-19 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77608 --- Comment #3 from Martin Sebor --- Author: msebor Date: Tue Dec 19 19:14:57 2017 New Revision: 255836 URL: https://gcc.gnu.org/viewcvs?rev=255836&root=gcc&view=rev Log: PR middle-end/77608 - missing protection on trivially detectable runtime b

[Bug rtl-optimization/83327] Spilling into hard regs not taken into account in lra liveness analysis

2017-12-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83327 --- Comment #8 from Tom de Vries --- (In reply to Tom de Vries from comment #7) > (In reply to Tom de Vries from comment #6) > > Submitted: https://gcc.gnu.org/ml/gcc-patches/2017-12/msg01030.html > > Approved. Todo: testing. Bootstrap and reg-

[Bug demangler/83495] Segmentation Fault - 63915465

2017-12-19 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83495 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug demangler/83495] Segmentation Fault - 63915465

2017-12-19 Thread security-tps at google dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83495 Google-Autofuzz changed: What|Removed |Added Status|RESOLVED|UNCONFIRMED Resolution|WONTFIX

gcc-bugs@gcc.gnu.org

2017-12-19 Thread dave.pagan at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=30552 --- Comment #6 from Dave Pagan --- (In reply to Eric Gallager from comment #5) > (In reply to Dave Pagan from comment #4) > > It appears this is a case where ICEs are the result of poor error > > detection/recovery with statement expressions in t

[Bug demangler/83495] Segmentation Fault - 63915465

2017-12-19 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83495 ktkachov at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC

[Bug demangler/83495] New: Segmentation Fault - 63915465

2017-12-19 Thread security-tps at google dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83495 Bug ID: 83495 Summary: Segmentation Fault - 63915465 Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: demangler

[Bug c++/83490] [8 Regression] ICE in find_call_stack_args, at dce.c:392

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83490 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #5

[Bug c++/83490] [8 Regression] ICE in find_call_stack_args, at dce.c:392

2017-12-19 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83490 --- Comment #4 from Marek Polacek --- Reproducible with just: struct A {}; A operator<(A, A) { return A(); } A operator>(A, A) { return A(); }

[Bug rtl-optimization/83459] [8 Regression] ICE: qsort checking failed: qsort comparator non-negative on sorted output: 1 with --param=sched-pressure-algorithm=2

2017-12-19 Thread amonakov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83459 Alexander Monakov changed: What|Removed |Added Blocks||82407 --- Comment #2 from Alexander

[Bug bootstrap/83396] [8 Regression] Bootstrap failures with Statement Frontiers

2017-12-19 Thread aoliva at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83396 Alexandre Oliva changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/83105] [8 regression] arm-*-*eabihf: error: -mfloat-abi=hard: selected processor lacks an FPU

2017-12-19 Thread rearnsha at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83105 Richard Earnshaw changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/83436] Internal file cannot be accessed by UNFORMATTED data transfer when reading from /dev/urandom

2017-12-19 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83436 --- Comment #11 from Thomas Koenig --- The problem went away after updating to a clean trunk, re-bootstrapping and installing. Let's try gcc-7 next...

[Bug debug/83422] [8 Regression] ICE: in final_scan_insn, at final.c:2429 after "variable tracking size limit exceeded with -fvar-tracking-assignments, retrying without"

2017-12-19 Thread aoliva at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83422 Alexandre Oliva changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/83444] [5/6/7 Regression] missing strlen optimization on a member array of a local struct

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83444 --- Comment #6 from Jakub Jelinek --- Author: jakub Date: Tue Dec 19 18:10:04 2017 New Revision: 255835 URL: https://gcc.gnu.org/viewcvs?rev=255835&root=gcc&view=rev Log: PR tree-optimization/83444 * tree-ssa-strlen.c (strlen_che

[Bug target/83387] PowerPC64: Infinite loops in do_reload() with -msoft-float

2017-12-19 Thread bergner at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83387 --- Comment #13 from Peter Bergner --- (In reply to Sebastian Huber from comment #12) > (In reply to Peter Bergner from comment #9) > [...] > > Here, you can see that on ELFv2, we always assume HW FP regs are avialable, > > because we're forcing

[Bug debug/83422] [8 Regression] ICE: in final_scan_insn, at final.c:2429 after "variable tracking size limit exceeded with -fvar-tracking-assignments, retrying without"

2017-12-19 Thread aoliva at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83422 --- Comment #8 from Alexandre Oliva --- Author: aoliva Date: Tue Dec 19 17:50:54 2017 New Revision: 255834 URL: https://gcc.gnu.org/viewcvs?rev=255834&root=gcc&view=rev Log: SFN: don't drop markers for skipping var-tracking Although debug marke

[Bug bootstrap/83396] [8 Regression] Bootstrap failures with Statement Frontiers

2017-12-19 Thread aoliva at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83396 --- Comment #82 from Alexandre Oliva --- Author: aoliva Date: Tue Dec 19 17:50:31 2017 New Revision: 255833 URL: https://gcc.gnu.org/viewcvs?rev=255833&root=gcc&view=rev Log: [SFN] start rtl block with label, then markers Emitting markers befor

[Bug other/70268] add option -ffile-prefix-map to map one directory name (old) to another (new) in __FILE__, __BASE_FILE__and __builtin_FILE()

2017-12-19 Thread infinity0 at pwned dot gg
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70268 --- Comment #15 from infinity0 at pwned dot gg --- (In reply to infinity0 from comment #14) > > it has a unified option (-ffile-prefix-map) [..] > > Oh, nice. That might save me some work, then. > > Could you bounce me the thread? Or failing tha

[Bug lto/83201] [7/8 Regression] SPEC CPU2017 505.mcf_r produces incorrect output when built with -flto and FDO

2017-12-19 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83201 --- Comment #19 from rguenther at suse dot de --- On December 19, 2017 5:42:07 PM GMT+01:00, "pthaugen at gcc dot gnu.org" wrote: >https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83201 > >--- Comment #18 from Pat Haugen --- >(In reply to Martin Li

[Bug tree-optimization/81010] [8 regression] test case gcc.target/powerpc/pr56605.c fails starting with r248958

2017-12-19 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81010 --- Comment #5 from Segher Boessenkool --- Oh, heh, the testcase isn't run at all on powerpc64le. That should be fixed, too.

[Bug tree-optimization/83491] [8 Regression] ICE in execute_cse_reciprocals_1 at gcc/tree-ssa-math-opts.c:585

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83491 --- Comment #5 from Jakub Jelinek --- And "in to account" should be "into account".

[Bug tree-optimization/83491] [8 Regression] ICE in execute_cse_reciprocals_1 at gcc/tree-ssa-math-opts.c:585

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83491 --- Comment #4 from Jakub Jelinek --- Thanks. One more nit: /* If this is a square (x * x), we should check whether there are any enough divisions by x on it's own to warrant waiting for that pass. */ Either whether there are any divisio

[Bug tree-optimization/83491] [8 Regression] ICE in execute_cse_reciprocals_1 at gcc/tree-ssa-math-opts.c:585

2017-12-19 Thread wilco at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83491 --- Comment #3 from Wilco --- (In reply to Jakub Jelinek from comment #2) > There are multiple bugs: > 1) the callers of execute_cse_reciprocals_1 ensure that def is SSA_NAME, so > using: > /* If this is a square (x * x), we should check whethe

[Bug testsuite/83454] FAIL: gcc.dg/tree-ssa/cswtch-4.c and cswtch-5.c

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83454 --- Comment #3 from Jakub Jelinek --- Author: jakub Date: Tue Dec 19 17:12:41 2017 New Revision: 255832 URL: https://gcc.gnu.org/viewcvs?rev=255832&root=gcc&view=rev Log: PR testsuite/83454 * gcc.dg/tree-ssa/cswtch-4.c: Require n

[Bug tree-optimization/83491] [8 Regression] ICE in execute_cse_reciprocals_1 at gcc/tree-ssa-math-opts.c:585

2017-12-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83491 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug rtl-optimization/83494] New: [8 Regression] ICE: in assign_by_spills, at lra-assigns.c:1468: unable to find a register to spill with -flive-range-shrinkage

2017-12-19 Thread zsojka at seznam dot cz
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83494 Bug ID: 83494 Summary: [8 Regression] ICE: in assign_by_spills, at lra-assigns.c:1468: unable to find a register to spill with -flive-range-shrinkage Product: gcc

[Bug target/82975] [6/7 Regression] ICE in baseness at rtlanal.c:6220

2017-12-19 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82975 ktkachov at gcc dot gnu.org changed: What|Removed |Added Summary|[6/7/8 Regression] ICE in |[6/7 Regression] ICE in

[Bug target/82975] [6/7/8 Regression] ICE in baseness at rtlanal.c:6220

2017-12-19 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82975 --- Comment #6 from ktkachov at gcc dot gnu.org --- Author: ktkachov Date: Tue Dec 19 16:58:22 2017 New Revision: 255830 URL: https://gcc.gnu.org/viewcvs?rev=255830&root=gcc&view=rev Log: [arm] PR target/82975: Guard against reg_renumber being NU

[Bug tree-optimization/83438] [8 Regression] 435.gromacs miscompares

2017-12-19 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83438 --- Comment #8 from Jeffrey A. Law --- Doesn't look to be the same correctness issue I'm tracking right now as I get a mis-compare with and without those changes. Sigh.

[Bug tree-optimization/83493] FAIL: gcc.dg/graphite/pr70045.c (internal compiler error)

2017-12-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83493 Tom de Vries changed: What|Removed |Added Keywords||ice-on-valid-code, patch --- Comment #1 f

[Bug tree-optimization/83493] New: FAIL: gcc.dg/graphite/pr70045.c (internal compiler error)

2017-12-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83493 Bug ID: 83493 Summary: FAIL: gcc.dg/graphite/pr70045.c (internal compiler error) Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priori

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