[Bug libgomp/83589] [nvptx] mode-transitions.c and private-variables.{c,f90} execution FAILs at GOMP_NVPTX_JIT=-O0

2018-01-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83589 --- Comment #3 from Tom de Vries --- (In reply to Tom de Vries from comment #2) > This looks like another nvidia driver problem (with driver version 384.111). Confirmed. The empty branch > @ %r36 bra $L5; > $L5: is translated into: ...

[Bug fortran/83900] [8 Regression] ICE in gfc_simplify_matmul, at fortran/simplify.c:4593

2018-01-19 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83900 --- Comment #6 from kargl at gcc dot gnu.org --- Author: kargl Date: Sat Jan 20 07:00:43 2018 New Revision: 256913 URL: https://gcc.gnu.org/viewcvs?rev=256913&root=gcc&view=rev Log: 2018-01-19 Steven G. Kargl PR fortran/83900

[Bug fortran/83900] [8 Regression] ICE in gfc_simplify_matmul, at fortran/simplify.c:4593

2018-01-19 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83900 --- Comment #5 from kargl at gcc dot gnu.org --- Author: kargl Date: Sat Jan 20 06:15:55 2018 New Revision: 256912 URL: https://gcc.gnu.org/viewcvs?rev=256912&root=gcc&view=rev Log: 2018-01-19 Steven G. Kargl PR fortran/83900

[Bug c++/83950] New: [8 regression] error: no matching function for call to ‘folly::dynamic::at(size_t&) const’

2018-01-19 Thread skpgkp1 at gmail dot com
= json.j(""); for (size_t i;;) jservers->at(i); } catch (int) { } } $ g++ --version g++ (GCC) 8.0.1 20180119 (experimental) Copyright (C) 2018 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even fo

[Bug fortran/66310] Problems with intrinsic repeat for large number of copies

2018-01-19 Thread jvdelisle at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66310 --- Comment #18 from Jerry DeLisle --- Can this be closed.

[Bug fortran/80768] NULL pointer dereferenced in gfc_check_num_images at fortran/check.c

2018-01-19 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80768 kargl at gcc dot gnu.org changed: What|Removed |Added Priority|P3 |P4 Status|NEW

[Bug fortran/80768] NULL pointer dereferenced in gfc_check_num_images at fortran/check.c

2018-01-19 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80768 --- Comment #9 from kargl at gcc dot gnu.org --- Author: kargl Date: Fri Jan 19 23:51:18 2018 New Revision: 256908 URL: https://gcc.gnu.org/viewcvs?rev=256908&root=gcc&view=rev Log: 2018-01-19 Steven G. Kargl Backport of r250734 from

[Bug fortran/80768] NULL pointer dereferenced in gfc_check_num_images at fortran/check.c

2018-01-19 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80768 --- Comment #8 from kargl at gcc dot gnu.org --- Author: kargl Date: Fri Jan 19 23:37:29 2018 New Revision: 256907 URL: https://gcc.gnu.org/viewcvs?rev=256907&root=gcc&view=rev Log: 2018-01-19 Steven G. Kargl Backport of r250734 from

[Bug fortran/80768] NULL pointer dereferenced in gfc_check_num_images at fortran/check.c

2018-01-19 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80768 --- Comment #7 from kargl at gcc dot gnu.org --- Author: kargl Date: Fri Jan 19 23:28:18 2018 New Revision: 256906 URL: https://gcc.gnu.org/viewcvs?rev=256906&root=gcc&view=rev Log: 2018-01-19 Steven G. Kargl PR fortran/80768

[Bug debug/83728] [8 regression] FAIL: gcc.dg/guality/pr68037-1.c

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83728 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/83919] [8 regression] spurious -Wignored-qualifiers warning

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83919 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/81167] [8 Regression] ICE on valid C++ code in deferred_printed_type, at cp/error.c:118

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81167 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libstdc++/61458] std::aligned_storage is bigger than expected

2018-01-19 Thread arthur.j.odwyer at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61458 Arthur O'Dwyer changed: What|Removed |Added CC||arthur.j.odwyer at gmail dot com --- C

[Bug c++/83949] internal compiler error: Segmentation fault (only with -g)

2018-01-19 Thread peter_foelsche at mentor dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83949 --- Comment #3 from Peter Foelsche --- also happens with pfoelsch@TXA-PFOELSCH-LT:/mnt/d/BSIMSOI$ g++-7 --version g++-7 (Ubuntu 7.2.0-1ubuntu1~16.04) 7.2.0 Copyright (C) 2017 Free Software Foundation, Inc. This is free software; see the source

[Bug c++/81167] [8 Regression] ICE on valid C++ code in deferred_printed_type, at cp/error.c:118

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81167 --- Comment #10 from Jakub Jelinek --- Author: jakub Date: Fri Jan 19 22:37:37 2018 New Revision: 256905 URL: https://gcc.gnu.org/viewcvs?rev=256905&root=gcc&view=rev Log: PR c++/81167 * call.c (joust): Use TREE_TYPE (source) if

[Bug debug/83728] [8 regression] FAIL: gcc.dg/guality/pr68037-1.c

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83728 --- Comment #7 from Jakub Jelinek --- Author: jakub Date: Fri Jan 19 22:36:04 2018 New Revision: 256904 URL: https://gcc.gnu.org/viewcvs?rev=256904&root=gcc&view=rev Log: PR debug/81570 PR debug/83728 * dwarf2cfi.c (DEFAU

[Bug debug/81570] create_pseudo_cfg assumes that INCOMING_FRAME_SP_OFFSET is a constant

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81570 --- Comment #7 from Jakub Jelinek --- Author: jakub Date: Fri Jan 19 22:36:04 2018 New Revision: 256904 URL: https://gcc.gnu.org/viewcvs?rev=256904&root=gcc&view=rev Log: PR debug/81570 PR debug/83728 * dwarf2cfi.c (DEFAU

[Bug c++/83919] [8 regression] spurious -Wignored-qualifiers warning

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83919 --- Comment #3 from Jakub Jelinek --- Author: jakub Date: Fri Jan 19 22:35:09 2018 New Revision: 256903 URL: https://gcc.gnu.org/viewcvs?rev=256903&root=gcc&view=rev Log: PR c++/83919 * typeck.c (convert_for_assignment): Suppress

[Bug c++/83949] internal compiler error: Segmentation fault (only with -g)

2018-01-19 Thread peter_foelsche at mentor dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83949 --- Comment #2 from Peter Foelsche --- Created attachment 43193 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43193&action=edit *.ii compressed

[Bug c++/83949] internal compiler error: Segmentation fault (only with -g)

2018-01-19 Thread peter_foelsche at mentor dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83949 --- Comment #1 from Peter Foelsche --- Created attachment 43192 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43192&action=edit compiler stdout/stderr

[Bug c++/83949] New: internal compiler error: Segmentation fault (only with -g)

2018-01-19 Thread peter_foelsche at mentor dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83949 Bug ID: 83949 Summary: internal compiler error: Segmentation fault (only with -g) Product: gcc Version: 5.3.0 Status: UNCONFIRMED Severity: normal Pri

[Bug rtl-optimization/83147] LRA inheritance undo on multiple sets problem

2018-01-19 Thread vmakarov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83147 --- Comment #4 from Vladimir Makarov --- Author: vmakarov Date: Fri Jan 19 22:16:30 2018 New Revision: 256902 URL: https://gcc.gnu.org/viewcvs?rev=256902&root=gcc&view=rev Log: 2018-01-19 Andreas Krebbel PR rtl-optimization/83147

RE: internal compiler error: Segmentation fault (all required info contained)

2018-01-19 Thread Foelsche, Peter
Note that crash only happens when using -g Peter -Original Message- From: gcc-bugs-ow...@gcc.gnu.org [mailto:gcc-bugs-ow...@gcc.gnu.org] On Behalf Of Foelsche, Peter Sent: Friday, January 19, 2018 16:06 To: gcc-bugs@gcc.gnu.org Subject: FW: internal compiler error: Segmentation fault (al

FW: internal compiler error: Segmentation fault (all required info contained)

2018-01-19 Thread Foelsche, Peter
I removed the compressed preprocessed file, as your email server does not accept an email of this size. I tried before to get an account at GCC bug tracker but was ignored. Peter From: Foelsche, Peter Sent: Friday, January 19, 2018 16:01 To: 'gcc-bugs@gcc.gnu.org' Subject: internal compiler er

[Bug libfortran/83948] Thread safety issue writing to internal file - libgfortran

2018-01-19 Thread longb at cray dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83948 --- Comment #1 from Bill Long --- The same code compiles and executes OK at 20 threads with other compilers. The size of the internal file is small (700 bytes).

[Bug libfortran/83948] New: Thread safety issue writing to internal file - libgfortran

2018-01-19 Thread longb at cray dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83948 Bug ID: 83948 Summary: Thread safety issue writing to internal file - libgfortran Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal Pri

[Bug middle-end/78809] Inline strcmp with small constant strings

2018-01-19 Thread wilco at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78809 --- Comment #25 from Wilco --- (In reply to Qing Zhao from comment #24) > From the above, we can see: > even with n is as big as 20, inlined version is much faster than the > non-inlined version, both on aarch64 (no hardware string compare in

[Bug c++/83947] New: ICE on invalid C++ code with auto: in tsubst_decl, at cp/pt.c:13046

2018-01-19 Thread su at cs dot ucdavis.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83947 Bug ID: 83947 Summary: ICE on invalid C++ code with auto: in tsubst_decl, at cp/pt.c:13046 Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug target/83946] [7/8 Regression] Safe Indirect Jumps broken on AIX

2018-01-19 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83946 Bill Schmidt changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |wschmidt at gcc dot gnu.org --- C

[Bug middle-end/78809] Inline strcmp with small constant strings

2018-01-19 Thread qing.zhao at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78809 --- Comment #24 from Qing Zhao --- From the above, we can see: even with n is as big as 20, inlined version is much faster than the non-inlined version, both on aarch64 (no hardware string compare insn provided) and X86 (hardware string compa

[Bug middle-end/78809] Inline strcmp with small constant strings

2018-01-19 Thread qing.zhao at oracle dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78809 --- Comment #23 from Qing Zhao --- I have an implementation for the part C of this task in my private space: part C: for strcmp (s1, s2), strncmp (s1, s2, n): if the result is NOT used to do simple equality test against zero, one of "s1

[Bug target/83946] [7/8 Regression] Safe Indirect Jumps broken on AIX

2018-01-19 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83946 --- Comment #4 from David Edelsohn --- The rest of rs6000.md uses "$" unconditionally for the same purpose, although common parts of GCC uses ".".

[Bug target/83946] [7/8 Regression] Safe Indirect Jumps broken on AIX

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83946 --- Comment #3 from Jakub Jelinek --- Does $ instead of . work on non-AIX though, and even if it does, isn't . preferrable? I.e. shouldn't the changes be conditional on AIX (or just AIX assembler, GAS should handle . on all targets)?

[Bug target/83946] [7/8 Regression] Safe Indirect Jumps broken on AIX

2018-01-19 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83946 --- Comment #2 from David Edelsohn --- Created attachment 43191 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43191&action=edit proposed patch

[Bug target/83660] ICE with vec_extract inside expression statement

2018-01-19 Thread kelvin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83660 kelvin at gcc dot gnu.org changed: What|Removed |Added Assignee|kelvin at gcc dot gnu.org |unassigned at gcc dot

[Bug target/82303] Better PIE/PIC code generation for kernel code (x86_64 & arm64)

2018-01-19 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82303 --- Comment #10 from H.J. Lu --- (In reply to Thomas Garnier from comment #9) > I tested the change against a modified version of the proposed Linux x86_64 > PIE support. The changes removes all the PLT32 and GOT64 entry but I still > get R_X86_6

[Bug target/83946] [7/8 Regression] Safe Indirect Jumps broken on AIX

2018-01-19 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83946 David Edelsohn changed: What|Removed |Added Priority|P3 |P1 Status|UNCONFIRMED

[Bug target/83946] New: [7/8 Regression] Safe Indirect Jumps broken on AIX

2018-01-19 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83946 Bug ID: 83946 Summary: [7/8 Regression] Safe Indirect Jumps broken on AIX Product: gcc Version: 7.2.1 Status: UNCONFIRMED Severity: blocker Priority: P3 Componen

[Bug target/82303] Better PIE/PIC code generation for kernel code (x86_64 & arm64)

2018-01-19 Thread thgarnie at google dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82303 --- Comment #9 from Thomas Garnier --- I tested the change against a modified version of the proposed Linux x86_64 PIE support. The changes removes all the PLT32 and GOT64 entry but I still get R_X86_64_GOTPC64 & R_X86_64_GOTOFF64 relocations on

[Bug target/82303] Better PIE/PIC code generation for kernel code (x86_64 & arm64)

2018-01-19 Thread thgarnie at google dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82303 Thomas Garnier changed: What|Removed |Added Attachment #43189|0 |1 is obsolete|

[Bug fortran/83901] [8 Regresion] ICE in fold_convert_loc, at fold-const.c:2402

2018-01-19 Thread pault at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83901 Paul Thomas changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |pault at gcc dot gnu.org --- Commen

[Bug target/82303] Better PIE/PIC code generation for kernel code (x86_64 & arm64)

2018-01-19 Thread thgarnie at google dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82303 --- Comment #7 from Thomas Garnier --- Created attachment 43189 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43189&action=edit testcase for mcmodel=large Build with: gcc -mcmodel=large -c -fstatic-pie ./test.c -o test Dump relocations on

[Bug middle-end/83945] [7/8 Regression] internal compiler error: Segmentation fault with -O -fcode-hoisting

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83945 --- Comment #4 from Jakub Jelinek --- *** Bug 83944 has been marked as a duplicate of this bug. ***

[Bug middle-end/83945] [7/8 Regression] internal compiler error: Segmentation fault with -O -fcode-hoisting

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83945 --- Comment #5 from Jakub Jelinek --- *** Bug 83943 has been marked as a duplicate of this bug. ***

[Bug c/83943] internal compiler error: in get_constraint_for_ptr_offset, at tree-ssa-structalias.c:3155

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83943 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug c/83944] internal compiler error: Segmentation fault with -O -ftree-pre

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83944 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug middle-end/83945] [7/8 Regression] internal compiler error: Segmentation fault with -O -fcode-hoisting

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83945 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug target/83851] [8 regression] gcc.dg/vect/pr53185-2.c fails on armeb after r256634

2018-01-19 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83851 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirme

[Bug target/83888] [8 regression] new failures after r256639 on armhf

2018-01-19 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83888 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirme

[Bug middle-end/83889] [8 regression] new failures on some arm targets after r256644

2018-01-19 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83889 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirme

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

2018-01-19 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83335 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED Assigne

[Bug debug/83758] ICE building gccgo on powerpc64le --with-cpu=power8

2018-01-19 Thread acsawdey at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83758 --- Comment #15 from acsawdey at gcc dot gnu.org --- The build succeeds with -fno-split-stack. Turned out that willow2 had glibc-2.17 so split-stack was disabled and genoa has 2.23 which enables it. So this issue has something to with compiling fo

[Bug c/83945] [7/8 Regression] internal compiler error: Segmentation fault with -O -fcode-hoisting

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83945 Jakub Jelinek changed: What|Removed |Added Target Milestone|--- |7.3 Summary|internal compiler

[Bug c/83945] internal compiler error: Segmentation fault with -O -fcode-hoisting

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83945 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/83942] [8 Regression] False -Wunused-but-set-variable when const scoped enum is cast to int

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83942 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P1 Status|UNCONFIRMED

[Bug target/83920] [8 Regression] [nvptx] bad predicate reset

2018-01-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83920 Tom de Vries changed: What|Removed |Added Status|NEW |RESOLVED Version|unknown

[Bug c/83945] New: internal compiler error: Segmentation fault with -O -fcode-hoisting

2018-01-19 Thread matt.sexton at redlinetrading dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83945 Bug ID: 83945 Summary: internal compiler error: Segmentation fault with -O -fcode-hoisting Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug c/83944] New: internal compiler error: Segmentation fault with -O -ftree-pre

2018-01-19 Thread matt.sexton at redlinetrading dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83944 Bug ID: 83944 Summary: internal compiler error: Segmentation fault with -O -ftree-pre Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug target/83920] [8 Regression] [nvptx] bad predicate reset

2018-01-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83920 --- Comment #12 from Tom de Vries --- Author: vries Date: Fri Jan 19 16:29:41 2018 New Revision: 256894 URL: https://gcc.gnu.org/viewcvs?rev=256894&root=gcc&view=rev Log: [nvptx] Fix bug in jit bug workaround 2018-01-19 Tom de Vries

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

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83081 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug c/83943] New: internal compiler error: in get_constraint_for_ptr_offset, at tree-ssa-structalias.c:3155

2018-01-19 Thread matt.sexton at redlinetrading dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83943 Bug ID: 83943 Summary: internal compiler error: in get_constraint_for_ptr_offset, at tree-ssa-structalias.c:3155 Product: gcc Version: unknown Status:

[Bug rtl-optimization/83147] LRA inheritance undo on multiple sets problem

2018-01-19 Thread krebbel at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83147 --- Comment #3 from Andreas Krebbel --- (In reply to Vladimir Makarov from comment #2) > (In reply to Andreas Krebbel from comment #1) > > Created attachment 42714 [details] > > Experimental patch > > > > This patch appears to fix the problem fo

[Bug c++/83942] New: False -Wunused-but-set-variable when const scoped enum is cast to int

2018-01-19 Thread sbergman at redhat dot com
Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: sbergman at redhat dot com Target Milestone: --- With recent trunk "g++ (GCC) 8.0.1 20180119 (experimental)" towards GCC 8: > $ cat test.cc > enum class E {

[Bug target/79262] [6/7/8 Regression] load gap with store gap causing performance regression in 462.libquantum

2018-01-19 Thread wilco at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79262 Wilco changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/83147] LRA inheritance undo on multiple sets problem

2018-01-19 Thread vmakarov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83147 Richard Biener changed: What|Removed |Added Keywords||ra --- Comment #2 from Vladimir Makarov

[Bug target/83008] [performance] Is it better to avoid extra instructions in data passing between loops?

2018-01-19 Thread sergey.shalnov at intel dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83008 --- Comment #29 from sergey.shalnov at intel dot com --- Richard, Thank you for your latest patch. I would like to clarify the multiple_p() function usage in if() clause. First of all, I assume that architectures with fixed size of HW register

[Bug sanitizer/82517] use-after-scope for a variable with big alignment causes a false positive

2018-01-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82517 Martin Liška changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

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

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83081 --- Comment #9 from Jakub Jelinek --- I think the bug is in do_compare_rtx_and_jump probability handling, looking into this now.

[Bug debug/83941] Debug info generated with -flto contains useless forwarders

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83941 --- Comment #3 from Jakub Jelinek --- So just use some needed bit on each DIE and only prune those which don't cary any additional information from their abstract origin and aren't referenced by anything? E.g. there is die_mark bit that could be

[Bug testsuite/83934] [8 regression] new test case g++.dg/torture/pr83619.C fails starting with its introduction in r256850

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83934 --- Comment #5 from Jakub Jelinek --- Try r256890. Sorry for screwing it up.

[Bug testsuite/83934] [8 regression] new test case g++.dg/torture/pr83619.C fails starting with its introduction in r256850

2018-01-19 Thread seurer at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83934 --- Comment #4 from seurer at gcc dot gnu.org --- These tests started failing again somewhere in the revision 256866 to 256871 range. New failures: FAIL: g++.dg/torture/pr83619.C -O0 (test for warnings, line 27) FAIL: g++.dg/torture/pr83619.C

[Bug target/83790] Update nvptx target to work with cuda 9

2018-01-19 Thread cesar at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83790 --- Comment #1 from cesar at gcc dot gnu.org --- Author: cesar Date: Fri Jan 19 14:21:08 2018 New Revision: 256891 URL: https://gcc.gnu.org/viewcvs?rev=256891&root=gcc&view=rev Log: [nvptx] Add support for CUDA 9 PR target/83790

[Bug target/83920] [8 Regression] [nvptx] bad predicate reset

2018-01-19 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83920 Tom de Vries changed: What|Removed |Added Keywords||openacc, patch CC|

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

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83081 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #8

[Bug libstdc++/83906] [8 Regression] Random FAIL: libstdc++-prettyprinters/80276.cc whatis p4

2018-01-19 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83906 --- Comment #5 from H.J. Lu --- (In reply to Jonathan Wakely from comment #4) > Ah, or maybe the typedef std::__cxx11::string is not in the debug info, so > the type printer doesn't know that std::__cxx11::basic_string is the > same type as std::

[Bug tree-optimization/83510] [8 Regression] Recent changes for -Warray-bounds trigger false positive

2018-01-19 Thread sirl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83510 --- Comment #6 from Franz Sirl --- The patch in comment 5 applied to r256877 fixes the warning in both the testcase and the original code.

[Bug tree-optimization/83055] [8 Regression] ICE in operator>, at profile-count.h:834

2018-01-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83055 Martin Liška changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned at

[Bug debug/83941] Debug info generated with -flto contains useless forwarders

2018-01-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83941 Richard Biener changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug debug/83941] Debug info generated with -flto contains useless forwarders

2018-01-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83941 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug debug/83941] New: Debug info generated with -flto contains useless forwarders

2018-01-19 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83941 Bug ID: 83941 Summary: Debug info generated with -flto contains useless forwarders Product: gcc Version: 8.0 Status: UNCONFIRMED Keywords: lto, missed-optimizat

[Bug middle-end/81657] [8 Regression] FAIL: gcc.dg/20050503-1.c scan-assembler-not call

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81657 --- Comment #19 from Jakub Jelinek --- strchr with a c == 0 codepath doesn't have to be the same inner loop as strlen and for the returning of pointer rather than length can be more efficient than strlen.

[Bug libstdc++/83833] chi_squared_distribution::param() forgot to change the member gamma_distribution

2018-01-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83833 --- Comment #7 from Jonathan Wakely --- Rounding errors, I'll make it check within a tolerance.

[Bug libstdc++/83833] chi_squared_distribution::param() forgot to change the member gamma_distribution

2018-01-19 Thread ro at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83833 Rainer Orth changed: What|Removed |Added CC||ro at gcc dot gnu.org --- Comment #6 from

[Bug middle-end/81657] [8 Regression] FAIL: gcc.dg/20050503-1.c scan-assembler-not call

2018-01-19 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81657 --- Comment #18 from H.J. Lu --- (In reply to Wilco from comment #17) > (In reply to Jakub Jelinek from comment #16) > > (In reply to Wilco from comment #15) > > > I don't think it's safe to compare different benchmark results like that. > > > Bu

[Bug target/83845] [8 regression] new failures after r256620

2018-01-19 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83845 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED Assigne

[Bug rtl-optimization/83886] [8 Regression] ICE in cfg_layout_redirect_edge_and_branch, at cfgrtl.c:4433

2018-01-19 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83886 Martin Liška changed: What|Removed |Added Keywords|needs-bisection | Status|UNCONFIRMED

[Bug fortran/78797] It is time perhaps to implement -std=f2015

2018-01-19 Thread vladimir.fuka at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78797 Vladimir Fuka changed: What|Removed |Added CC||vladimir.fuka at gmail dot com --- Comme

[Bug tree-optimization/83651] [7/8 regression] 20% slowdown of linux kernel AES cipher

2018-01-19 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83651 --- Comment #16 from rguenther at suse dot de --- On Fri, 19 Jan 2018, arnd at linaro dot org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83651 > > --- Comment #15 from Arnd Bergmann --- > (In reply to rguent...@suse.de from comment

[Bug tree-optimization/83651] [7/8 regression] 20% slowdown of linux kernel AES cipher

2018-01-19 Thread arnd at linaro dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83651 --- Comment #15 from Arnd Bergmann --- (In reply to rguent...@suse.de from comment #14) > Would be nice if somebody can bisect it. It doesn't look like a PRE > specific issue because there's no relevant PRE changes in the rev. range. > I can't

[Bug middle-end/81657] [8 Regression] FAIL: gcc.dg/20050503-1.c scan-assembler-not call

2018-01-19 Thread wilco at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81657 --- Comment #17 from Wilco --- (In reply to Jakub Jelinek from comment #16) > (In reply to Wilco from comment #15) > > I don't think it's safe to compare different benchmark results like that. > > But yes the kernel for both should be very simila

[Bug middle-end/81657] [8 Regression] FAIL: gcc.dg/20050503-1.c scan-assembler-not call

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81657 --- Comment #16 from Jakub Jelinek --- (In reply to Wilco from comment #15) > I don't think it's safe to compare different benchmark results like that. > But yes the kernel for both should be very similar. The key difference is > that strchr need

[Bug middle-end/81657] [8 Regression] FAIL: gcc.dg/20050503-1.c scan-assembler-not call

2018-01-19 Thread wilco at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81657 --- Comment #14 from Wilco --- (In reply to Jakub Jelinek from comment #11) > No matter what, I don't see how you could use much common infrastructure > here. > Say if the tailcall pass sees strlen (something) + something being returned, > it cou

[Bug middle-end/81657] [8 Regression] FAIL: gcc.dg/20050503-1.c scan-assembler-not call

2018-01-19 Thread wilco at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81657 --- Comment #15 from Wilco --- (In reply to H.J. Lu from comment #13) > (In reply to Wilco from comment #12) > > > > > > > Do you have data to show that? > > > > Yes, on x64 I get these timings for a simple function containing just the > > lib

[Bug tree-optimization/83651] [7/8 regression] 20% slowdown of linux kernel AES cipher

2018-01-19 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83651 --- Comment #14 from rguenther at suse dot de --- On Fri, 19 Jan 2018, arnd at linaro dot org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83651 > > --- Comment #13 from Arnd Bergmann --- > Created attachment 43185 > --> https://gcc

[Bug debug/83917] [8 Regression] with -mcall-ms2sysv-xlogues, stepping into x86 tail-call restore stub gives bad backtrace

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83917 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug libstdc++/83906] [8 Regression] Random FAIL: libstdc++-prettyprinters/80276.cc whatis p4

2018-01-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83906 --- Comment #4 from Jonathan Wakely --- Ah, or maybe the typedef std::__cxx11::string is not in the debug info, so the type printer doesn't know that std::__cxx11::basic_string is the same type as std::__cxx11::string. In testsuite/libstdc++-pre

[Bug tree-optimization/83940] [8 Regression] ICE in vect_get_vec_def_for_stmt_copy, at tree-vect-stmts.c:1531

2018-01-19 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83940 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED Assigne

[Bug libstdc++/83906] [8 Regression] Random FAIL: libstdc++-prettyprinters/80276.cc whatis p4

2018-01-19 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83906 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/83651] [7/8 regression] 20% slowdown of linux kernel AES cipher

2018-01-19 Thread arnd at linaro dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83651 --- Comment #13 from Arnd Bergmann --- Created attachment 43185 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43185&action=edit Linux kernel version of AES algorithm, ported to standalone executable I've had another look at extracting a t

[Bug tree-optimization/83940] [8 Regression] ICE in vect_get_vec_def_for_stmt_copy, at tree-vect-stmts.c:1531

2018-01-19 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83940 --- Comment #3 from Jakub Jelinek --- Unfortunately, on the trunk, the vect_is_simple_use call for op is hidden in the new vect_check_store_rhs function and the dt isn't propagated to the caller, I think we should change that. The several vect_i

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