[Bug target/69946] [6 Regression] Invalid ppc64 assembly emitted starting with r226005

2016-02-24 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69946 --- Comment #1 from Jakub Jelinek --- To me this looks like the bug is in the analysis function not matching what the output function does. rs6000_is_valid_shift_mask has code like: 17346 /* Convert any shift by 0 to a rotate, to simplify bel

[Bug tree-optimization/69938] [6 Regression] FAIL: gcc.dg/tree-ssa/pr69666.c (internal compiler error)

2016-02-24 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69938 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #4 fr

[Bug tree-optimization/69938] [6 Regression] FAIL: gcc.dg/tree-ssa/pr69666.c (internal compiler error)

2016-02-24 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69938 --- Comment #5 from Jeffrey A. Law --- The released name comes from tree-ssa: { if (access_has_children_p (racc) && !racc->grp_unscalarized_data) { if (dump_file) {

[Bug target/69946] [6 Regression] Invalid ppc64 assembly emitted starting with r226005

2016-02-24 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69946 Segher Boessenkool changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassig

[Bug tree-optimization/69938] [6 Regression] FAIL: gcc.dg/tree-ssa/pr69666.c (internal compiler error)

2016-02-24 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69938 --- Comment #6 from Jeffrey A. Law --- So we have these statements during SRA: _4 = e[d.1_3]; _5 = (int) _4; We delete the first statement, presumably because we're going to apply SRA to the RHS of that statement. That releases _4 back to

[Bug c++/69924] gcc5.2 compile Error: std::basic_istream: no match for 'operator>>', while gcc 4.8 works

2016-02-24 Thread daniel.kruegler at googlemail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69924 Daniel Krügler changed: What|Removed |Added CC||daniel.kruegler@googlemail.

[Bug target/69868] vec_perm built-in is not handled by swap optimization on powerpc64le

2016-02-24 Thread wschmidt at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69868 Bill Schmidt changed: What|Removed |Added Attachment #37759|0 |1 is obsolete|

[Bug c/69927] [4.9 Regression] Internal compiler error (Segmentation fault) when compiling FFmpeg 3.0

2016-02-24 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69927 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug tree-optimization/69938] [6 Regression] FAIL: gcc.dg/tree-ssa/pr69666.c (internal compiler error)

2016-02-24 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69938 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug middle-end/69920] [6 Regression] FAIL: g++.dg/torture/pr42704.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error)

2016-02-24 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69920 Jeffrey A. Law changed: What|Removed |Added CC||ubizjak at gmail dot com --- Comment #5

[Bug tree-optimization/69936] [6 Regression] ICE on x86_64-linux-gnu at -Os and above in both 32-bit and 64-bit modes (internal compiler error: cannot update SSA form)

2016-02-24 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69936 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug c++/69924] gcc5.2 compile Error: std::basic_istream: no match for 'operator>>', while gcc 4.8 works

2016-02-24 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69924 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug middle-end/69920] [6 Regression] FAIL: g++.dg/torture/pr42704.C -O2 -flto -fno-use-linker-plugin -flto-partition=none (internal compiler error)

2016-02-24 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69920 Jeffrey A. Law changed: What|Removed |Added CC||chengniansun at gmail dot com --- Comme

[Bug tree-optimization/69811] [5/6 Regression] A gcc folding issue at -O0

2016-02-24 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69811 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #6 fr

[Bug c++/69323] [4.9/5/6 Regression] Segmentation fault when instantiating class template with inner class which declares itself as a friend

2016-02-24 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69323 --- Comment #6 from Jason Merrill --- Author: jason Date: Wed Feb 24 19:55:45 2016 New Revision: 233679 URL: https://gcc.gnu.org/viewcvs?rev=233679&root=gcc&view=rev Log: PR c++/69323 - valid * pt.c (instantiate_class_template_1

[Bug c++/69323] [4.9/5/6 Regression] Segmentation fault when instantiating class template with inner class which declares itself as a friend

2016-02-24 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69323 --- Comment #7 from Jason Merrill --- Author: jason Date: Wed Feb 24 19:56:03 2016 New Revision: 233681 URL: https://gcc.gnu.org/viewcvs?rev=233681&root=gcc&view=rev Log: PR c++/69323 - valid * pt.c (instantiate_class_template_1

[Bug tree-optimization/69740] [5/6 Regression] gcc ICE at -O2 and above on valid code on x86_64-linux-gnu in "verify_loop_structure"

2016-02-24 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69740 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #4 fr

[Bug c++/69323] [4.9/5/6 Regression] Segmentation fault when instantiating class template with inner class which declares itself as a friend

2016-02-24 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69323 --- Comment #8 from Jason Merrill --- Author: jason Date: Wed Feb 24 19:56:09 2016 New Revision: 233682 URL: https://gcc.gnu.org/viewcvs?rev=233682&root=gcc&view=rev Log: PR c++/69323 - errors * friend.c (make_friend_class): Lik

[Bug debug/69947] [6 Regression] DW_OP_GNU_implicit_pointer broken on the trunk

2016-02-24 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69947 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P1 Target Milestone|---

[Bug debug/69947] New: [6 Regression] DW_OP_GNU_implicit_pointer broken on the trunk

2016-02-24 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69947 Bug ID: 69947 Summary: [6 Regression] DW_OP_GNU_implicit_pointer broken on the trunk Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: wrong-debug

[Bug fortran/60126] Internal compiler error with code using pointer reshaping (gfortran 4.8.2)

2016-02-24 Thread anlauf at gmx dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60126 --- Comment #4 from Harald Anlauf --- For a simple testcase that can be added to the trunk see https://gcc.gnu.org/ml/fortran/2016-02/msg00092.html

[Bug c++/69323] [4.9/5/6 Regression] Segmentation fault when instantiating class template with inner class which declares itself as a friend

2016-02-24 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69323 Jason Merrill changed: What|Removed |Added Keywords|ice-on-valid-code |ice-on-invalid-code Status|N

[Bug sanitizer/69839] cross-compiling programs w/-fsanitize=address fails: ld: warning: libstdc++.so.6, needed by libasan.so, not found (try using -rpath or -rpath-link)

2016-02-24 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69839 --- Comment #5 from Jakub Jelinek --- Likely a bug on the Gentoo side. The linker handles differently libraries specified on the command line and libraries that are needed by those shared libraries, but are not mentioned on the command line. See

[Bug c++/69125] [6 regression] Please don't print "‘visibility’ attribute ignored" when setting hidden visibility for anonymous namespace classes

2016-02-24 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69125 Jason Merrill changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c++/68049] [5/6 Regression] template instantiation involving may_alias defines symbol twice

2016-02-24 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68049 Jason Merrill changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug tree-optimization/68659] [6 regression] FAIL: gcc.dg/graphite/id-pr45230-1.c (internal compiler error)

2016-02-24 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68659 vries at gcc dot gnu.org changed: What|Removed |Added CC||vries at gcc dot gnu.org --- C

[Bug c/69819] [4.9/5/6 Regression] ICE on invalid code on x86_64-linux-gnu in tree check: expected function_type or method_type, have array_type in function_args_iter_init, at tree.h:4536

2016-02-24 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69819 --- Comment #6 from Marek Polacek --- Author: mpolacek Date: Wed Feb 24 21:47:59 2016 New Revision: 233683 URL: https://gcc.gnu.org/viewcvs?rev=233683&root=gcc&view=rev Log: PR c/69819 * c-decl.c (finish_decl): Don't update the c

[Bug c/69819] [4.9/5/6 Regression] ICE on invalid code on x86_64-linux-gnu in tree check: expected function_type or method_type, have array_type in function_args_iter_init, at tree.h:4536

2016-02-24 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69819 Marek Polacek changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/69922] [6 Regression] Bogus -Wnonnull-compare for: ... ? static_cast(this) : nullptr

2016-02-24 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69922 --- Comment #6 from Jakub Jelinek --- Author: jakub Date: Wed Feb 24 22:01:24 2016 New Revision: 233684 URL: https://gcc.gnu.org/viewcvs?rev=233684&root=gcc&view=rev Log: PR c++/69922 * class.c (build_base_path): Set TREE_NO_WARN

[Bug c++/69922] [6 Regression] Bogus -Wnonnull-compare for: ... ? static_cast(this) : nullptr

2016-02-24 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69922 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug debug/69705] [5/6 Regression] segfault in libgomp.fortran/task1.f90 with -flto -fno-use-linker-plugin -fno-toplevel-reorder -O1 -g

2016-02-24 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69705 --- Comment #3 from Jakub Jelinek --- Author: jakub Date: Wed Feb 24 22:04:09 2016 New Revision: 233685 URL: https://gcc.gnu.org/viewcvs?rev=233685&root=gcc&view=rev Log: PR debug/69705 * dwarf2out.c (gen_variable_die): Work arou

[Bug debug/69705] [5 Regression] segfault in libgomp.fortran/task1.f90 with -flto -fno-use-linker-plugin -fno-toplevel-reorder -O1 -g

2016-02-24 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69705 Jakub Jelinek changed: What|Removed |Added Summary|[5/6 Regression] segfault |[5 Regression] segfault in

[Bug tree-optimization/69948] New: Parallelize loops containing phis with addr_exprs

2016-02-24 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69948 Bug ID: 69948 Summary: Parallelize loops containing phis with addr_exprs Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: minor Priority: P3 Component: tr

[Bug libstdc++/69945] Provide an equivalent of __libc_freeres to release emergency EH pool memory

2016-02-24 Thread mark at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69945 --- Comment #1 from Mark Wielaard --- See also this valgrind bug: https://bugs.kde.org/show_bug.cgi?id=345307

[Bug tree-optimization/69949] New: Optimally handle case that outer phi res is not used in a phi in gather_scalar_reductions

2016-02-24 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69949 Bug ID: 69949 Summary: Optimally handle case that outer phi res is not used in a phi in gather_scalar_reductions Product: gcc Version: 6.0 Status: UNCONFIRMED S

[Bug tree-optimization/69950] New: Allow more than one exit phi for reduction in try_create_reduction_list

2016-02-24 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69950 Bug ID: 69950 Summary: Allow more than one exit phi for reduction in try_create_reduction_list Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: minor

[Bug c/51147] attribute((mode(byte))) on an enum generates wrong code

2016-02-24 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51147 --- Comment #4 from Martin Sebor --- Author: msebor Date: Wed Feb 24 23:26:42 2016 New Revision: 233686 URL: https://gcc.gnu.org/viewcvs?rev=233686&root=gcc&view=rev Log: PR c/51147 - attribute((mode(byte))) on an enum generates wrong code gcc/

[Bug c/51147] attribute((mode(byte))) on an enum generates wrong code

2016-02-24 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51147 Martin Sebor changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug debug/49459] attribute((mode(byte))) in a typedef produces wrong debug information

2016-02-24 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=49459 Martin Sebor changed: What|Removed |Added Last reconfirmed|2011-06-17 18:56:47 |2016-2-24 CC|

[Bug target/23093] base class template specialization in library

2016-02-24 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=23093 Martin Sebor changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug fortran/69910] ICE with NEWUNIT

2016-02-24 Thread jvdelisle at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69910 --- Comment #6 from Jerry DeLisle --- Patch submiited: https://gcc.gnu.org/ml/fortran/2016-02/msg00095.html

[Bug c++/69736] [4.9/5/6 Regression] "error: too few arguments to function" in c++14 but not c++11

2016-02-24 Thread ppalka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69736 --- Comment #8 from Patrick Palka --- Author: ppalka Date: Thu Feb 25 01:14:27 2016 New Revision: 233691 URL: https://gcc.gnu.org/viewcvs?rev=233691&root=gcc&view=rev Log: Fix PR c++/69736 gcc/cp/ChangeLog: PR c++/69736 * cp-tr

[Bug c++/69736] [4.9/5/6 Regression] "error: too few arguments to function" in c++14 but not c++11

2016-02-24 Thread ppalka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69736 Patrick Palka changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/69951] New: wrong code at -O1 and above on x86_64-linux-gnu

2016-02-24 Thread helloqirun at gmail dot com
t-gcc --enable-languages=c,c++ --disable-werror --enable-multilib Thread model: posix gcc version 6.0.0 20160224 (experimental) [trunk revision 233678] (GCC) $ gcc-trunk abc.c $ ./a.out $ gcc-trunk -O1 abc.c $ ./a.out Aborted (core dumped) $ cat abc.c int a = 1, c = 1; extern

[Bug debug/21106] ICE at dwarf2out.c:8362 with type attributes and arrays

2016-02-24 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21106 Martin Sebor changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug c++/69952] New: ICE with a long double vector

2016-02-24 Thread gaoyunzhong at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69952 Bug ID: 69952 Summary: ICE with a long double vector Product: gcc Version: 4.8.2 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assig

[Bug inline-asm/69899] gcc ICE on invalid code on x86_64-linux-gnu in "replace_reg"

2016-02-24 Thread gccbugzilla at limegreensocks dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69899 David changed: What|Removed |Added CC||gccbugzilla@limegreensocks. |

[Bug c++/69564] [5/6 Regression] lto and/or C++ make scimark2 LU slower

2016-02-24 Thread ppalka at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69564 Patrick Palka changed: What|Removed |Added CC||ppalka at gcc dot gnu.org --- Comment #1

[Bug tree-optimization/69740] [5/6 Regression] gcc ICE at -O2 and above on valid code on x86_64-linux-gnu in "verify_loop_structure"

2016-02-24 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69740 --- Comment #5 from Jeffrey A. Law --- The testcase in c#3 is another instance of this problem, but triggered by sinking. I'd already been pondering the benefit/risk of attacking this at a higher level (like in delete_basic_block) and seeing ano

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