[Bug bootstrap/88714] [9 regression] bootstrap comparison failure on armv7l since r265398

2019-01-15 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88714 --- Comment #15 from Jakub Jelinek --- Ah, except that isn't all that r265398 did. It has both the make_more_copies part and || (HARD_REGISTER_P (dest) - && ! TEST_HARD_REG_BIT (fixed_reg_set, REGNO (dest)) -

[Bug fortran/88079] warn about procedure arguments without INTENT

2019-01-15 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88079 Thomas Koenig changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/39795] Support round-to-zero in Fortran front-end

2019-01-15 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=39795 Dominique d'Humieres changed: What|Removed |Added Status|NEW |WAITING --- Comment #2 from

[Bug tree-optimization/88854] redundant store after load that would makes aliasing UB

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88854 --- Comment #2 from Richard Biener --- GCC 5 doesn't see the CSE opportunity because it doesn't process the unused load and the translation code is not up-to-speed. Then DOM figures out the redundant store it sees them adjacent. So I wouldn't

[Bug fortran/88810] gcc/fortran/dependency.c:2200: possible cut'n'paste error ?

2019-01-15 Thread tkoenig at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88810 Thomas Koenig changed: What|Removed |Added CC||tkoenig at gcc dot gnu.org --- Comment

[Bug c++/88857] New: ICE in build_value_init

2019-01-15 Thread will at benfold dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88857 Bug ID: 88857 Summary: ICE in build_value_init Product: gcc Version: 7.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee:

[Bug tree-optimization/88854] redundant store after load that would makes aliasing UB

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88854 --- Comment #3 from Richard Biener --- Causes FAIL: gcc.dg/tree-ssa/ssa-pre-30.c scan-tree-dump-times pre "Replaced MEM" 2 the extra entry somehow confuses PRE (AVAIL compute I guess).

[Bug tree-optimization/88854] redundant store after load that would makes aliasing UB

2019-01-15 Thread kretz at kde dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88854 --- Comment #4 from Matthias Kretz --- Another test case, which the patch doesn't optimize: short f(int *a, short *b) { short y = *b; // 1 int x = *a; // 2 *b = 1; *a = x; return y; } The loads in 1+2 are either UB or a

[Bug libstdc++/70303] Value-initialized debug iterators

2019-01-15 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70303 --- Comment #2 from Jonathan Wakely --- My reading of the N3644 changes is that only equality comparisons are supported, not relational ones.

[Bug fortran/42958] Weird temporary array allocation

2019-01-15 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=42958 --- Comment #25 from Dominique d'Humieres --- > If you find anything still missing in the library, please let me know. > I thought I had converted everything to the macros, which are fairly > easy to change, but I may be mistaken. Is there

[Bug sanitizer/88791] ASAN deadlocks in threaded application

2019-01-15 Thread dominik.stras...@onespin-solutions.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88791 --- Comment #13 from dominik.stras...@onespin-solutions.com --- The crash is not 100% reproducible. Looks like it is a race. I'll check whether I can give you access to a system on our side. I also encountered a differnt crash: [Switching to

[Bug target/65847] SSE2 code for adding two structs is much worse at -O3 than at -O2

2019-01-15 Thread vincent-gcc at vinc17 dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65847 --- Comment #2 from Vincent Lefèvre --- I've just found the same issue. The code is a bit different (here, AFAIK, this is AVX), but I assume that the cause is the same. With -O2: foo: .LFB0: .cfi_startproc vaddsd %xmm3, %xmm1,

[Bug lto/86736] [9 regression] g++.dg/asan/pr81021.C -O2 -flto -flto-partition=none ICE at dwarf2out.c:31111

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86736 --- Comment #4 from Richard Biener --- Hmm, I can no longer reproduce -g0 vs -g on x86_64-linux. Ians testresults now list FAIL: g++.dg/asan/pr62017.C -O2 -flto (internal compiler error) FAIL: g++.dg/asan/pr62017.C -O2 -flto (test for

[Bug lto/71499] ICE in LTO1 when attempting NVPTX offloading (-fopenacc)

2019-01-15 Thread vries at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71499 Tom de Vries changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug tree-optimization/88801] [9 Regression] Performance regression on 473.astar on aarch64

2019-01-15 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88801 ktkachov at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED

[Bug fortran/37826] gfortran emits incorrect debug information if compiled with -finit-local-zero

2019-01-15 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=37826 Dominique d'Humieres changed: What|Removed |Added Priority|P3 |P5 Severity|normal

[Bug tree-optimization/88854] New: redundant store after load that would makes aliasing UB

2019-01-15 Thread kretz at kde dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88854 Bug ID: 88854 Summary: redundant store after load that would makes aliasing UB Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: normal

[Bug lto/84995] Documentation gcc-ar and gcc-ranlib vs {libdir}/bfd-plugins

2019-01-15 Thread hubicka at ucw dot cz
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84995 --- Comment #16 from Jan Hubicka --- > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84995 > > Richard Biener changed: > >What|Removed |Added >

[Bug lto/84995] Documentation gcc-ar and gcc-ranlib vs {libdir}/bfd-plugins

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84995 --- Comment #17 from Richard Biener --- (In reply to Jan Hubicka from comment #16) > > Plugin interface should be good enough to allow LTO optimizing one > binary with multiple compilers (multiple versions of GCC or GCC+LLVM > combination)

[Bug sanitizer/88791] ASAN deadlocks in threaded application

2019-01-15 Thread dominik.stras...@onespin-solutions.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88791 --- Comment #12 from dominik.stras...@onespin-solutions.com --- Created attachment 45434 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45434=edit Debug output in gdb

[Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2k17, 2k and 2k6 and 95)

2019-01-15 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26163 Bug 26163 depends on bug 88801, which changed state. Bug 88801 Summary: [9 Regression] Performance regression on 473.astar on aarch64 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88801 What|Removed |Added

[Bug tree-optimization/88854] redundant store after load that would makes aliasing UB

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88854 Richard Biener changed: What|Removed |Added Keywords||missed-optimization

[Bug tree-optimization/88855] New: [9 Regression] ICE: verify_ssa failed (error: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set)

2019-01-15 Thread asolokha at gmx dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88855 Bug ID: 88855 Summary: [9 Regression] ICE: verify_ssa failed (error: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set) Product: gcc Version: 9.0 Status: UNCONFIRMED

[Bug fortran/37835] -fno-automatic does not work for derived types with default initalizer

2019-01-15 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=37835 --- Comment #5 from Dominique d'Humieres --- Updated patch --- ../_clean/gcc/fortran/resolve.c 2019-01-13 08:36:53.0 +0100 +++ gcc/fortran/resolve.c 2019-01-15 11:06:51.0 +0100 @@ -16649,7 +16649,7 @@ resolve_types

[Bug c++/88857] ICE in build_value_init

2019-01-15 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88857 Marek Polacek changed: What|Removed |Added Keywords||ice-on-invalid-code

[Bug c++/88857] [7/8/9 Regression] ICE in build_value_init

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88857 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug target/88856] [8/9 Regression] gfortran producing wrong code with -funroll-loops

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88856 Richard Biener changed: What|Removed |Added Target Milestone|--- |8.3 --- Comment #1 from Richard Biener

[Bug tree-optimization/88855] [9 Regression] ICE: verify_ssa failed (error: SSA_NAME_OCCURS_IN_ABNORMAL_PHI should be set)

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88855 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug testsuite/78421] [7/8/9 Regression] vect-strided-a-u8-i2-gap.c fails on armeb

2019-01-15 Thread tnfchris at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78421 Tamar Christina changed: What|Removed |Added Status|REOPENED|RESOLVED CC|

[Bug libstdc++/88859] New: FAIL: experimental/string_view/operators/wchar_t/2.cc execution test

2019-01-15 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88859 Bug ID: 88859 Summary: FAIL: experimental/string_view/operators/wchar_t/2.cc execution test Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: normal

[Bug sanitizer/88791] ASAN deadlocks in threaded application

2019-01-15 Thread dominik.stras...@onespin-solutions.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88791 --- Comment #14 from dominik.stras...@onespin-solutions.com --- With the 9.0 version of libasan I also experience an additional crash which is 100% reproducible: buffer points to non-accessible memory: (gdb) p buffer $1 = (__sanitizer::u64 *)

[Bug tree-optimization/88854] redundant store after load that would makes aliasing UB

2019-01-15 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88854 --- Comment #5 from rguenther at suse dot de --- On Tue, 15 Jan 2019, kretz at kde dot org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88854 > > --- Comment #4 from Matthias Kretz --- > Another test case, which the patch doesn't

[Bug target/88856] New: [8/9 Regression] gfortran producing wrong code with -funroll-loops

2019-01-15 Thread doko at debian dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88856 Bug ID: 88856 Summary: [8/9 Regression] gfortran producing wrong code with -funroll-loops Product: gcc Version: 8.2.1 Status: UNCONFIRMED Severity: normal

[Bug lto/88858] New: ICE in rtl_verify_fallthru, at cfgrtl.c:2930 in Firefox build with LTO and PGO

2019-01-15 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88858 Bug ID: 88858 Summary: ICE in rtl_verify_fallthru, at cfgrtl.c:2930 in Firefox build with LTO and PGO Product: gcc Version: 9.0 Status: UNCONFIRMED Keywords:

[Bug debug/86964] Too many debug symbols included, especially for extern globals

2019-01-15 Thread Johan.karlsson at enea dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86964 Johan.karlsson at enea dot com changed: What|Removed |Added CC||Johan.karlsson at enea

[Bug debug/88046] [9 Regression] ICE in add_data_member_location_attribute at gcc/dwarf2out.c:19237 since r261885

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88046 --- Comment #4 from Richard Biener --- This particular ICE can be fixed with avoiding generating inheritance DIEs late. Index: gcc/dwarf2out.c === --- gcc/dwarf2out.c (revision

[Bug tree-optimization/88854] redundant store after load that would makes aliasing UB

2019-01-15 Thread kretz at kde dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88854 --- Comment #6 from Matthias Kretz --- Regarding gcc.dg/tree-ssa/ssa-pre-30.c I'd argue that for `bar`, GCC may assume b == 0, because otherwise f would be read both via int and float pointer, which is UB. So bar can be optimized to `foo`

[Bug tree-optimization/88760] GCC unrolling is suboptimal

2019-01-15 Thread ktkachov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88760 --- Comment #8 from ktkachov at gcc dot gnu.org --- btw looks likes ICC vectorises this as well as unrolling: ..B1.14: movl (%rcx,%rbx,4), %r15d vmovsd(%rdi,%r15,8), %xmm2

[Bug tree-optimization/88760] GCC unrolling is suboptimal

2019-01-15 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88760 --- Comment #9 from rguenther at suse dot de --- On Tue, 15 Jan 2019, ktkachov at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88760 > > --- Comment #8 from ktkachov at gcc dot gnu.org --- > btw looks likes ICC

[Bug libstdc++/70303] Value-initialized debug iterators

2019-01-15 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70303 --- Comment #3 from Jonathan Wakely --- Or is the implication of equality being valid that a+n is valid for n==0, and therefore b-a is valid, and therefore relational ops are valid?

[Bug c++/88857] [7/8/9 Regression] ICE in build_value_init

2019-01-15 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88857 Marek Polacek changed: What|Removed |Added Target Milestone|--- |7.5 Summary|ICE in

[Bug c++/88857] [7/8/9 Regression] ICE in build_value_init

2019-01-15 Thread will at benfold dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88857 --- Comment #3 from Will Benfold --- (In reply to Marek Polacek from comment #2) > Started with r202612. Is that just because before r202612, there was no support for 'auto' in a function declaration? I see the ICE with every release down to

[Bug c/85949] __attribute__ ((format (printf,1,1))); improve error messages

2019-01-15 Thread jg at jguk dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85949 Jonny Grant changed: What|Removed |Added Status|RESOLVED|UNCONFIRMED Resolution|FIXED

[Bug target/88863] New: ICE in extract_insn, at recog.c:2305

2019-01-15 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88863 Bug ID: 88863 Summary: ICE in extract_insn, at recog.c:2305 Product: gcc Version: 9.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal

[Bug libstdc++/70303] Value-initialized debug iterators

2019-01-15 Thread Casey at Carter dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70303 --- Comment #5 from Casey Carter --- IIRC my reasoning was that [random.access.iterators] specifies the operational semantics of `a < b` to be `b - a > 0`, which suggests but doesn't quite require that `a < b` is valid whenever `b - a` is valid.

[Bug tree-optimization/88854] redundant store after load that would makes aliasing UB

2019-01-15 Thread kretz at kde dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88854 --- Comment #7 from Matthias Kretz --- (In reply to rguent...@suse.de from comment #5) > Yeah, we do not perform this kind of "flow-sensitive" TBAA. So > when trying to DSE *a = x; we only look at > > int x = *a; > *b = 1; > *a

[Bug fortran/88810] gcc/fortran/dependency.c:2200: possible cut'n'paste error ?

2019-01-15 Thread sgk at troutmask dot apl.washington.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88810 --- Comment #5 from Steve Kargl --- On Tue, Jan 15, 2019 at 12:39:13PM +, tkoenig at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88810 > > Thomas Koenig changed: > >What|Removed

[Bug lto/86736] [9 regression] g++.dg/asan/pr81021.C -O2 -flto -flto-partition=none ICE at dwarf2out.c:31111

2019-01-15 Thread iains at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86736 --- Comment #8 from Iain Sandoe --- (In reply to Richard Biener from comment #7) > (In reply to Iain Sandoe from comment #5) > > (In reply to Richard Biener from comment #4) > > > Hmm, I can no longer reproduce -g0 vs -g on x86_64-linux. Ians

[Bug target/88861] [9 Regression] ICE in calc_dfs_tree, at dominance.c:458

2019-01-15 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88861 Martin Liška changed: What|Removed |Added Known to work||8.2.0 Target Milestone|---

[Bug target/88861] New: [9 Regression] ICE in calc_dfs_tree, at dominance.c:458

2019-01-15 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88861 Bug ID: 88861 Summary: [9 Regression] ICE in calc_dfs_tree, at dominance.c:458 Product: gcc Version: 9.0 Status: UNCONFIRMED Keywords: ice-on-valid-code

[Bug lto/86736] [9 regression] g++.dg/asan/pr81021.C -O2 -flto -flto-partition=none ICE at dwarf2out.c:31111

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86736 --- Comment #9 from Richard Biener --- (In reply to Iain Sandoe from comment #8) > (In reply to Richard Biener from comment #7) > > (In reply to Iain Sandoe from comment #5) > > > = pr78651 is: > > > > > > $ /XC/9.4/usr/bin/lldb -- > >

[Bug tree-optimization/88862] ICE in extract_affine, at graphite-sese-to-poly.c:313

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88862 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug libstdc++/70303] Value-initialized debug iterators

2019-01-15 Thread Casey at Carter dot net
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70303 Casey Carter changed: What|Removed |Added CC||Casey at Carter dot net --- Comment #4

[Bug lto/86736] [9 regression] g++.dg/asan/pr81021.C -O2 -flto -flto-partition=none ICE at dwarf2out.c:31111

2019-01-15 Thread iains at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86736 --- Comment #10 from Iain Sandoe --- dunno if this is helpful... frame #4: 0x0001007b4288 lto1`::add_pubtype(decl=0x000144625f18, die=0x000144627f50) at dwarf2out.c:11333 11330 scope = TYPE_P (decl) ? TYPE_CONTEXT

[Bug c++/88795] ICE on class-template argument deduction if non-type parameter has indirection

2019-01-15 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88795 David Malcolm changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug c/85949] __attribute__ ((format (printf,1,1))); improve error messages

2019-01-15 Thread jg at jguk dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85949 --- Comment #2 from Jonny Grant --- Many thanks Martin. Your change is a big improvement. I ran on Godbolt.org g++ (GCC-Explorer-Build) 9.0.0 20190114 (experimental) The carat is now at the end of the attributes - is there a way to get the

[Bug target/88861] [9 Regression] ICE in calc_dfs_tree, at dominance.c:458

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88861 --- Comment #1 from Richard Biener --- That means we have unreachable blocks.

[Bug debug/86549] [8/9 Regression] -flto -g0 vs. -g issues

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86549 Bug 86549 depends on bug 88046, which changed state. Bug 88046 Summary: [9 Regression] ICE in add_data_member_location_attribute at gcc/dwarf2out.c:19237 since r261885 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88046 What

[Bug debug/88046] [9 Regression] ICE in add_data_member_location_attribute at gcc/dwarf2out.c:19237 since r261885

2019-01-15 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88046 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug bootstrap/88714] [9 regression] bootstrap comparison failure on armv7l since r265398

2019-01-15 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88714 --- Comment #16 from Jakub Jelinek --- Some more progress. I've used --- gcc/combine.c.jj2019-01-10 11:43:17.050333949 +0100 +++ gcc/combine.c 2019-01-15 14:47:28.009094300 +0100 @@ -2319,6 +2319,9 @@ contains_muldiv (rtx x) } }

[Bug lto/86736] [9 regression] g++.dg/asan/pr81021.C -O2 -flto -flto-partition=none ICE at dwarf2out.c:31111

2019-01-15 Thread iains at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86736 --- Comment #11 from Iain Sandoe --- so, no... it doesn't have a name. (lldb) p ((tree)0x1446212f8)->decl_minimal.name (tree) $5 = 0x

[Bug middle-end/87836] ICE in cc1 for gcc-6.5.0 with SPARC hardware

2019-01-15 Thread ro at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87836 Rainer Orth changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/88865] New: [[no_unique_address]] leads to sizeof(T) == 0, which cannot be

2019-01-15 Thread redbeard0531 at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88865 Bug ID: 88865 Summary: [[no_unique_address]] leads to sizeof(T) == 0, which cannot be Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal

[Bug inline-asm/52813] %rsp in clobber list is silently ignored

2019-01-15 Thread rsandifo at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52813 --- Comment #8 from rsandifo at gcc dot gnu.org --- Author: rsandifo Date: Tue Jan 15 16:46:54 2019 New Revision: 267941 URL: https://gcc.gnu.org/viewcvs?rev=267941=gcc=rev Log: PR inline-asm/52813 revisited The original patch for this PR

[Bug c++/88866] New: g++.dg/cpp0x/variadic126.C fails with -std=c++2a

2019-01-15 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88866 Bug ID: 88866 Summary: g++.dg/cpp0x/variadic126.C fails with -std=c++2a Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3

[Bug c++/88866] g++.dg/cpp0x/variadic126.C fails with -std=c++2a

2019-01-15 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88866 Marek Polacek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug lto/86736] [9 regression] g++.dg/asan/pr81021.C -O2 -flto -flto-partition=none ICE at dwarf2out.c:31111

2019-01-15 Thread iains at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86736 --- Comment #6 from Iain Sandoe --- 62017 would seem to suggest that we've generated bad code for the stage#3 tree_fits_shwi_p function (which would be a separate issue) but maybe the tree shouldn't be null anyway.

[Bug c++/88857] [7/8/9 Regression] ICE in build_value_init

2019-01-15 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88857 --- Comment #4 from Marek Polacek --- With the modified testcase the ICE started with r173679: $ ./cc1plus.173678 -quiet ~/k.C -std=c++0x k.C: In function ‘void g()’: k.C:11:7: error: invalid initialization of reference of type ‘const Foo&’

[Bug libstdc++/88859] FAIL: experimental/string_view/operators/wchar_t/2.cc execution test

2019-01-15 Thread hjl.tools at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88859 --- Comment #2 from H.J. Lu --- (In reply to Richard Biener from comment #1) > Is r267938 a bisection result? No.

[Bug tree-optimization/88862] New: ICE in extract_affine, at graphite-sese-to-poly.c:313

2019-01-15 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88862 Bug ID: 88862 Summary: ICE in extract_affine, at graphite-sese-to-poly.c:313 Product: gcc Version: 9.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal

[Bug tree-optimization/88862] ICE in extract_affine, at graphite-sese-to-poly.c:313

2019-01-15 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88862 Martin Liška changed: What|Removed |Added Target Milestone|--- |9.0 Known to fail|

[Bug c++/88864] New: default template arguments not merged across all declarations

2019-01-15 Thread barry.revzin at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88864 Bug ID: 88864 Summary: default template arguments not merged across all declarations Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: normal

[Bug fortran/37835] -fno-automatic does not work for derived types with default initalizer

2019-01-15 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=37835 Dominique d'Humieres changed: What|Removed |Added CC||pault at gcc dot gnu.org ---

[Bug target/88861] [9 Regression] ICE in calc_dfs_tree, at dominance.c:458

2019-01-15 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88861 David Malcolm changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/88868] [SSE] pshufb can be omitted for a specific pattern

2019-01-15 Thread glisse at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88868 Marc Glisse changed: What|Removed |Added Target||x86_64-*-* Status|UNCONFIRMED

[Bug c/88726] [7/8 Regression] GCC thinks that translation unit does not contain a definition of inline function.

2019-01-15 Thread jsm28 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88726 --- Comment #3 from Joseph S. Myers --- Author: jsm28 Date: Tue Jan 15 20:32:00 2019 New Revision: 267949 URL: https://gcc.gnu.org/viewcvs?rev=267949=gcc=rev Log: Fix diagnostics for never-defined inline and nested functions (PR c/88720, PR

[Bug c/88720] [7/8 Regression] Strange error message about nested function declared but not defined when using inline.

2019-01-15 Thread jsm28 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88720 --- Comment #3 from Joseph S. Myers --- Author: jsm28 Date: Tue Jan 15 20:32:00 2019 New Revision: 267949 URL: https://gcc.gnu.org/viewcvs?rev=267949=gcc=rev Log: Fix diagnostics for never-defined inline and nested functions (PR c/88720, PR

[Bug tree-optimization/88867] -Waggressive-loop-optimizations doesn't warn when -faggressive-loop-optimizations is in play

2019-01-15 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88867 --- Comment #3 from Andrew Pinski --- (In reply to John Levon from comment #2) > There is no Address Sanitizer in our kernel, bootloaders etc. There is support for asan in the Linux kernel and maybe others. Again security is about auditing and

[Bug fortran/88810] gcc/fortran/dependency.c:2200: possible cut'n'paste error ?

2019-01-15 Thread paul.richard.thomas at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88810 --- Comment #6 from paul.richard.thomas at gmail dot com --- Hi Steve and Thomas, I plead guilty to creating confusing code... It developed step by step and I didn't go back and consolidate it. If you can simplify it and still obtain the same

[Bug c++/88613] [9 Regression] ICE in size_binop_loc at fold-const.c:1900 since r267272

2019-01-15 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88613 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug fortran/81849] Size of automatic array argument specified by host-associated variable.

2019-01-15 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81849 kargl at gcc dot gnu.org changed: What|Removed |Added Priority|P3 |P4 CC|

[Bug fortran/43210] Initializer of huge static arrays should be improved

2019-01-15 Thread dominiq at lps dot ens.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43210 Dominique d'Humieres changed: What|Removed |Added Status|NEW |WAITING --- Comment #4 from

[Bug c/88867] New: -Waggressive-loop-optimizations doesn't warn when -faggressive-loop-optimizations is in play

2019-01-15 Thread levon at movementarian dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88867 Bug ID: 88867 Summary: -Waggressive-loop-optimizations doesn't warn when -faggressive-loop-optimizations is in play Product: gcc Version: 8.2.0 Status: UNCONFIRMED

[Bug c++/88866] [9 Regression] g++.dg/cpp0x/variadic126.C fails with -std=c++2a

2019-01-15 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88866 Marek Polacek changed: What|Removed |Added Keywords|rejects-valid | --- Comment #1 from Marek Polacek ---

[Bug fortran/88803] gfortran documentation warning: '.' or ',' must follow @xref

2019-01-15 Thread dominiq at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88803 --- Comment #5 from dominiq at gcc dot gnu.org --- Author: dominiq Date: Tue Jan 15 18:26:07 2019 New Revision: 267943 URL: https://gcc.gnu.org/viewcvs?rev=267943=gcc=rev Log: 2019-01-15 Dominique d'Humieres PR fortran/88803

[Bug c/85949] __attribute__ ((format (printf,1,1))); improve error messages

2019-01-15 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85949 --- Comment #7 from Martin Sebor --- There are two kinds of warnings for printf-type functions: -Wformat implemented in the front-ends, and -Wformat-overflow/truncation implemented in the middle-end. The former detects mostly just type-based

[Bug c++/88866] [9 Regression] g++.dg/cpp0x/variadic126.C fails with -std=c++2a

2019-01-15 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88866 --- Comment #2 from Marek Polacek --- Author: mpolacek Date: Tue Jan 15 18:35:01 2019 New Revision: 267944 URL: https://gcc.gnu.org/viewcvs?rev=267944=gcc=rev Log: PR c++/88866 * g++.dg/cpp0x/variadic126.C: Tweak dg-error.

[Bug c++/88795] ICE on class-template argument deduction if non-type parameter has indirection

2019-01-15 Thread dmalcolm at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88795 --- Comment #3 from David Malcolm --- Candidate patch: https://gcc.gnu.org/ml/gcc-patches/2019-01/msg00865.html

[Bug tree-optimization/88867] -Waggressive-loop-optimizations doesn't warn when -faggressive-loop-optimizations is in play

2019-01-15 Thread levon at movementarian dot org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88867 --- Comment #2 from John Levon --- There is no Address Sanitizer in our kernel, bootloaders etc.

[Bug fortran/88810] gcc/fortran/dependency.c:2200: possible cut'n'paste error ?

2019-01-15 Thread sgk at troutmask dot apl.washington.edu
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88810 --- Comment #7 from Steve Kargl --- On Tue, Jan 15, 2019 at 07:21:16PM +, paul.richard.thomas at gmail dot com wrote: > > Hi Steve and Thomas, > > I plead guilty to creating confusing code... It developed step > by step and I didn't go

[Bug target/88863] ICE in extract_insn, at recog.c:2305

2019-01-15 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88863 Segher Boessenkool changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/88055] ICE in extract_insn, at recog.c:2305 on ppc64le

2019-01-15 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88055 --- Comment #7 from Segher Boessenkool --- *** Bug 88863 has been marked as a duplicate of this bug. ***

[Bug fortran/81849] Size of automatic array argument specified by host-associated variable.

2019-01-15 Thread kargl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81849 --- Comment #4 from kargl at gcc dot gnu.org --- Author: kargl Date: Tue Jan 15 20:17:35 2019 New Revision: 267948 URL: https://gcc.gnu.org/viewcvs?rev=267948=gcc=rev Log: 2019-01-15 Steven G. Kargl PR fortran/81849 *

[Bug c/88720] [7 Regression] Strange error message about nested function declared but not defined when using inline.

2019-01-15 Thread jsm28 at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88720 Joseph S. Myers changed: What|Removed |Added Target Milestone|8.3 |7.5 Summary|[7/8

[Bug c/85949] __attribute__ ((format (printf,1,1))); improve error messages

2019-01-15 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85949 --- Comment #5 from Martin Sebor --- Unfortunately, not easily. By the time attribute arguments are being validated their location information has been stripped. Keeping it around is possible but will likely involve some intrusive changes that

[Bug tree-optimization/88868] New: [SSE] pshufb can be omitted for a specific pattern

2019-01-15 Thread wojciech_mula at poczta dot onet.pl
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88868 Bug ID: 88868 Summary: [SSE] pshufb can be omitted for a specific pattern Product: gcc Version: 8.2.0 Status: UNCONFIRMED Severity: normal Priority: P3

[Bug c++/88312] [9 regression] Mishandled explicitly provided parameter pack

2019-01-15 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88312 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/88867] -Waggressive-loop-optimizations doesn't warn when -faggressive-loop-optimizations is in play

2019-01-15 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88867 Andrew Pinski changed: What|Removed |Added Keywords||diagnostic Component|c

[Bug c++/88866] [9 Regression] g++.dg/cpp0x/variadic126.C fails with -std=c++2a

2019-01-15 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88866 Marek Polacek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug bootstrap/88714] [9 regression] bootstrap comparison failure on armv7l since r265398

2019-01-15 Thread segher at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88714 --- Comment #17 from Segher Boessenkool --- It's not obvious to me what machine code is wrong here. Maybe it is obvious to someone who is better at Arm code than I am? Does it all work if you use -fno-if-conversion2 though? Or, what other

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