[Bug rtl-optimization/99199] [9/10/11 Regression] Very large boolean expression leads to quite a few return statements

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99199 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/99201] [8/9/10/11 Regression] ICE in tsubst_copy, at cp/pt.c:16581

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99201 Richard Biener changed: What|Removed |Added Keywords||ice-on-valid-code Priority|P3

[Bug fortran/99205] [10/11 Regression] Out of memory with undefined character length

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99205 Richard Biener changed: What|Removed |Added Priority|P3 |P4 Target Milestone|---

[Bug fortran/99206] [11 Regression] ICE in add_init_expr_to_sym, at fortran/decl.c:1980

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99206 Martin Liška changed: What|Removed |Added CC||marxin at gcc dot gnu.org,

[Bug c/99211] gcc fails on program which overrides __builtin_clzll

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99211 Richard Biener changed: What|Removed |Added Keywords||accepts-invalid, |

[Bug analyzer/99212] [11 Regression] gcc.dg/analyzer/data-model-1.c line 971

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99212 Richard Biener changed: What|Removed |Added Target Milestone|--- |11.0

[Bug libstdc++/97549] [11 Regression] include/pstl rebase breaking

2021-02-23 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97549 --- Comment #5 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:7e647d71d556b73e84f4edd0733bcc83bc70ae1e commit r11-7339-g7e647d71d556b73e84f4edd0733bcc83bc70ae1e Author: Jakub Jelinek Date: Tu

[Bug c++/99201] [8/9/10/11 Regression] ICE in tsubst_copy, at cp/pt.c:16581

2021-02-23 Thread kretz at kde dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99201 --- Comment #5 from Matthias Kretz (Vir) --- I reduced it some more: template auto make_tester(const RefF& reffun) { return [=](auto in) { auto&& expected = [&](const auto&... vs) { if constexpr (sizeof(in) > 0)

[Bug libstdc++/99181] char_traits (and thus string_view) compares strings differently in constexpr and non-constexpr contexts

2021-02-23 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99181 --- Comment #4 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:efa64fcce12074dd542670feb02eaee53e810a30 commit r11-7340-gefa64fcce12074dd542670feb02eaee53e810a30 Author: Jakub Jelinek Date: Tu

[Bug tree-optimization/99204] [8/9/10/11 Regression] ICE in fold_read_from_constant_string, at fold-const.c:15441

2021-02-23 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99204 --- Comment #7 from CVS Commits --- The master branch has been updated by Jakub Jelinek : https://gcc.gnu.org/g:37b64a3547b91677189c6cbf4c08d7c80770a93a commit r11-7341-g37b64a3547b91677189c6cbf4c08d7c80770a93a Author: Jakub Jelinek Date: Tu

[Bug libfortran/99191] sanitizer detects undefined behaviour in libgfortran

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99191 Martin Liška changed: What|Removed |Added CC||jb at gcc dot gnu.org --- Comment #1 from

[Bug testsuite/44792] data.f90 accesses undefined variable

2021-02-23 Thread zeccav at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44792 --- Comment #3 from Vittorio Zecca --- Still unmodified, I cannot see the modification of Tobias Burnus. NAG nagfor compiler stll produces run time error message. Runtime Error: gcc/testsuite/gfortran.fortran-torture/execute/data.f90, line 28: R

[Bug libquadmath/99203] Undefined behaviour in libquadmath file print_fp.c function __quadmath_printf_fp

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99203 Martin Liška changed: What|Removed |Added Blocks||63426 Ever confirmed|0

[Bug libquadmath/99202] Undefined behaviour in libquadmath file rem_pio2q.c function __quadmath_rem_pio2q

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99202 Martin Liška changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug c/94755] [9/10/11 Regression] internal compiler error: Segmentation fault

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94755 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c/99211] gcc fails on program which overrides __builtin_clzll

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99211 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug libstdc++/97549] [11 Regression] include/pstl rebase breaking

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97549 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug libstdc++/99181] char_traits (and thus string_view) compares strings differently in constexpr and non-constexpr contexts

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99181 --- Comment #5 from Jakub Jelinek --- Fixed on the trunk, probably needs backporting to 10/9/8 branches.

[Bug tree-optimization/99204] [8/9/10 Regression] ICE in fold_read_from_constant_string, at fold-const.c:15441

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99204 Jakub Jelinek changed: What|Removed |Added Summary|[8/9/10/11 Regression] ICE |[8/9/10 Regression] ICE in

[Bug sanitizer/99190] Undefined behaviour in libubsan

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99190 Martin Liška changed: What|Removed |Added URL||https://reviews.llvm.org/D9

[Bug libstdc++/99117] [9/10/11 Regression] cannot accumulate std::valarray

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99117 Richard Biener changed: What|Removed |Added Keywords|needs-reduction | --- Comment #10 from Richard Biener -

[Bug c++/99201] [8/9/10/11 Regression] ICE in tsubst_copy, at cp/pt.c:16581 since r8-7613-g1456e764105702a0

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99201 Martin Liška changed: What|Removed |Added CC||jason at gcc dot gnu.org,

[Bug target/99216] New: ICE in aarch64_sve::function_expander::expand() with LTO

2021-02-23 Thread acoplan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99216 Bug ID: 99216 Summary: ICE in aarch64_sve::function_expander::expand() with LTO Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priori

[Bug target/99216] ICE in aarch64_sve::function_expander::expand() with LTO

2021-02-23 Thread ktkachov at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99216 ktkachov at gcc dot gnu.org changed: What|Removed |Added Target Milestone|--- |10.3 Ever confirmed|0

[Bug tree-optimization/44976] reductions with short variables do not get vectorized

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44976 Richard Biener changed: What|Removed |Added Known to work||10.1.0 Resolution|---

[Bug tree-optimization/53947] [meta-bug] vectorizer missed-optimizations

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53947 Bug 53947 depends on bug 44976, which changed state. Bug 44976 Summary: reductions with short variables do not get vectorized https://gcc.gnu.org/bugzilla/show_bug.cgi?id=44976 What|Removed |Added --

[Bug target/99216] ICE in aarch64_sve::function_expander::expand() with LTO

2021-02-23 Thread acoplan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99216 --- Comment #2 from Alex Coplan --- This one ICEs at all optimization levels (not just -O0): #include unsigned long long a; void b(unsigned long long *c, int e) { *c ^= e; } bool d; int main() { d = svaddv(svptrue_pat_b8(SV_VL16), svdup_s8(0)

[Bug sanitizer/99190] Undefined behaviour in libubsan

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99190 Martin Liška changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug other/63426] [meta-bug] Issues found with -fsanitize=undefined

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 Bug 63426 depends on bug 99190, which changed state. Bug 99190 Summary: Undefined behaviour in libubsan https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99190 What|Removed |Added

[Bug c/99211] gcc fails on program which overrides __builtin_clzll

2021-02-23 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99211 --- Comment #3 from Jonathan Wakely --- (In reply to Jakub Jelinek from comment #2) > Problem with disabling altogether __builtin_* function > declarations/definitions > is that code in the wild uses > typeof (whatever) __builtin_whatever __attri

[Bug libstdc++/99117] [9/10/11 Regression] cannot accumulate std::valarray

2021-02-23 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99117 --- Comment #11 from Jonathan Wakely --- So is Jakub wrong in comment 5 when he suggests that this should "lose" the __restrict__ qualification? _Tp* __p (__a._M_data); Is there a better way to drop that qual so that we can assign somethi

[Bug libstdc++/99181] char_traits (and thus string_view) compares strings differently in constexpr and non-constexpr contexts

2021-02-23 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99181 --- Comment #6 from Jonathan Wakely --- (In reply to Jakub Jelinek from comment #5) > Fixed on the trunk, probably needs backporting to 10/9/8 branches. Yes, all three branches. It's been wrong since r249137 on trunk, which I backported to gcc-7

[Bug c/99211] gcc fails on program which overrides __builtin_clzll

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99211 --- Comment #4 from Jakub Jelinek --- We have it even in gcc sources, though ifdefed so it won't trigger with recent-ish gcc: libstdc++-v3/include/ext/throw_allocator.h: __typeof__(&std::sprintf) __builtin_sprintf = &std::sprintf; I think t

[Bug c/32455] [4.5 Regression] ICE with modified va_list, allows declaration of __builtin_*

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=32455 --- Comment #17 from Jakub Jelinek --- The ICE on #c2 stopped with r0-101269-g70f348148c09468b05aa09fcfa91b61611003c27 (I think, r0-101269 doesn't ICE anymore and r0-101265 still ICEs), but the FE patch hasn't been ever applied.

[Bug tree-optimization/79726] Missing optimisation: Type conversion not vectorised in simple additive reduction

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79726 --- Comment #2 from Richard Biener --- It's also a general -ffast-math missed optimization to demote the double add to a float one. If you write double f(double x[]) { float p = 1.0; for (int i = 0; i < 16; i++) p += (float)x[i]; retu

[Bug libstdc++/90857] stl::forward_list::erase_after crashes if __pos == __last

2021-02-23 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90857 Jonathan Wakely changed: What|Removed |Added Target Milestone|--- |12.0 --- Comment #5 from Jonathan Wake

[Bug c++/99200] __PRETTY_FUNCTION__ used as template parameter causes internal compiler error (segmentation fault)

2021-02-23 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99200 --- Comment #5 from Jonathan Wakely --- (In reply to JoaoBapt from comment #0) > Trying to use the macro __PRETTY_FUNCTION__ as a string-literal converted N.B. "These identifiers are variables, not preprocessor macros" See https://gcc.gnu.org/

[Bug c/99217] New: [MIPS] wrong function entry with -fpatchable-function-entry

2021-02-23 Thread huangpei at loongson dot cn via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99217 Bug ID: 99217 Summary: [MIPS] wrong function entry with -fpatchable-function-entry Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Pri

[Bug libstdc++/99117] [9/10/11 Regression] cannot accumulate std::valarray

2021-02-23 Thread rguenther at suse dot de via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99117 --- Comment #12 from rguenther at suse dot de --- On Tue, 23 Feb 2021, redi at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99117 > > --- Comment #11 from Jonathan Wakely --- > So is Jakub wrong in comment 5 when he su

[Bug libstdc++/90943] Visiting inherited variants no longer works in 9.1

2021-02-23 Thread redi at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90943 Jonathan Wakely changed: What|Removed |Added Status|SUSPENDED |NEW --- Comment #6 from Jonathan Wakel

[Bug tree-optimization/80635] [8/9/10/11 regression] std::optional and bogus -Wmaybe-uninitialized warning

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80635 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #59

[Bug rtl-optimization/98782] [11 Regression] Bad interaction between IPA frequences and IRA resulting in spills due to changes in BB frequencies

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98782 Richard Biener changed: What|Removed |Added Target Milestone|--- |11.0

[Bug ada/98996] [11 Regression] mips64 ada ftbfs

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98996 Richard Biener changed: What|Removed |Added Target Milestone|--- |11.0

[Bug c++/99180] [10/11 Regression] ICE with alias template and empty parameter pack

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99180 Richard Biener changed: What|Removed |Added Target Milestone|--- |10.3 Keywords|ice-on-valid-co

[Bug rtl-optimization/53533] [8/9/10/11 regression] vectorization causes loop unrolling test slowdown as measured by Adobe's C++Benchmark

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53533 Richard Biener changed: What|Removed |Added Last reconfirmed|2015-05-03 00:00:00 |2021-2-23 --- Comment #41 from Richard

[Bug testsuite/97699] [11 regression] zero-scratch-regs tests fail on arm

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97699 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug testsuite/97680] [11 Regression] new test case c-c++-common/zero-scratch-regs-10.c in r11-4578 has excess errors

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97680 Richard Biener changed: What|Removed |Added CC||clyon at gcc dot gnu.org --- Comment #8

[Bug tree-optimization/80635] [8/9/10/11 regression] std::optional and bogus -Wmaybe-uninitialized warning

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80635 Jakub Jelinek changed: What|Removed |Added Assignee|law at redhat dot com |jakub at gcc dot gnu.org

[Bug target/98746] [11 Regression] memory hog for a lto+pgo build on powerpc64*-linux-gnu

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98746 Richard Biener changed: What|Removed |Added Ever confirmed|0 |1 Status|UNCONFIRMED

[Bug libstdc++/99117] [9/10/11 Regression] cannot accumulate std::valarray

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99117 --- Comment #13 from Richard Biener --- So the valarray behavior boils down to struct _Array { int * __restrict m_data; }; void foo (struct _Array dest, int *src, int n) { for (int i = 0; i < n; ++i) dest.m_data[i] = src[i]; } which we t

[Bug libstdc++/99117] [9/10/11 Regression] cannot accumulate std::valarray

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99117 Jakub Jelinek changed: What|Removed |Added CC||jsm28 at gcc dot gnu.org --- Comment #14

[Bug libstdc++/99117] [9/10/11 Regression] cannot accumulate std::valarray

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99117 --- Comment #15 from Jakub Jelinek --- So, based on IRC discussion, the problem is that in: template template inline valarray<_Tp>& valarray<_Tp>::operator=(const _Expr<_Dom, _Tp>& __e) { // _GLIBCXX_RESOLVE_LIB_DEFECTS

[Bug fortran/99218] New: matmul on temporary array accesses invalid memory (segfault)

2021-02-23 Thread rpmcnally at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99218 Bug ID: 99218 Summary: matmul on temporary array accesses invalid memory (segfault) Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal

[Bug libstdc++/99117] [9/10/11 Regression] cannot accumulate std::valarray

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99117 --- Comment #16 from Jakub Jelinek --- So perhaps (totally untested): --- libstdc++-v3/include/std/valarray.jj2021-01-04 10:26:02.366967342 +0100 +++ libstdc++-v3/include/std/valarray 2021-02-23 15:16:22.402688841 +0100 @@ -838,7 +838,7

[Bug libstdc++/99117] [9/10/11 Regression] cannot accumulate std::valarray

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99117 --- Comment #17 from Jakub Jelinek --- Pedantically speaking if __e in the end reads _M_data of some std::valarray that happens to alias __p it will be still violating aliasing, but at least current GCC won't do anything with that.

[Bug c++/99215] coroutines: debugging with gdb

2021-02-23 Thread iains at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99215 Iain Sandoe changed: What|Removed |Added Status|UNCONFIRMED |NEW Ever confirmed|0

[Bug c/97172] [11 Regression] ICE: tree code ‘ssa_name’ is not supported in LTO streams since r11-3303-g6450f07388f9fe57

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97172 Martin Liška changed: What|Removed |Added Resolution|FIXED |--- Status|RESOLVED

[Bug c++/95468] [8/9/10/11 Regression] ICE in expression sfinae

2021-02-23 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95468 --- Comment #4 from CVS Commits --- The master branch has been updated by Patrick Palka : https://gcc.gnu.org/g:5bd7afb71fca3a5a6e9f8586d86903bae1849193 commit r11-7345-g5bd7afb71fca3a5a6e9f8586d86903bae1849193 Author: Patrick Palka Date: Tu

[Bug c++/95468] [8/9/10 Regression] ICE in expression sfinae

2021-02-23 Thread ppalka at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95468 Patrick Palka changed: What|Removed |Added Summary|[8/9/10/11 Regression] ICE |[8/9/10 Regression] ICE in

[Bug analyzer/99212] [11 Regression] gcc.dg/analyzer/data-model-1.c line 971

2021-02-23 Thread hp at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99212 Hans-Peter Nilsson changed: What|Removed |Added Last reconfirmed||2021-02-23 Status|UNCON

[Bug c/97172] [11 Regression] ICE: tree code ‘ssa_name’ is not supported in LTO streams since r11-3303-g6450f07388f9fe57

2021-02-23 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97172 --- Comment #31 from Richard Biener --- Looks like DECL_ARGUMENTS of the function refers to SSA names. (gdb) p function->function_decl.arguments $1 = (gdb) p debug_tree ($1) unit-size align:8 warn_if_not_align:0 symt

[Bug c++/99215] coroutines: debugging with gdb

2021-02-23 Thread nilsgladitz at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99215 --- Comment #2 from Nils Gladitz --- (In reply to Iain Sandoe from comment #1) > Can you identify specific key blockers to progress? > (I think the paper cited contained a number of desiderata, but it would be > good to start from the most import

[Bug go/81183] -gdwarf-5: fatal error: unrecognized DWARF version in .debug_info at 6

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81183 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug sanitizer/99168] inconsistent behavior on -O0 and -O2 with ASAN on

2021-02-23 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99168 --- Comment #6 from CVS Commits --- The master branch has been updated by Martin Liska : https://gcc.gnu.org/g:3f8384545784696fbd66aaec24a998a819e912c5 commit r11-7346-g3f8384545784696fbd66aaec24a998a819e912c5 Author: Martin Liska Date: Tue

[Bug sanitizer/99168] inconsistent behavior on -O0 and -O2 with ASAN on

2021-02-23 Thread marxin at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99168 Martin Liška changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug c++/99208] [modules] ICE with partitions & instantiations of linkage-typedef structs

2021-02-23 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99208 --- Comment #1 from CVS Commits --- The master branch has been updated by Nathan Sidwell : https://gcc.gnu.org/g:47145e6916f58e1cd4f562c06fa7289da49f690c commit r11-7347-g47145e6916f58e1cd4f562c06fa7289da49f690c Author: Nathan Sidwell Date:

[Bug c++/99208] [modules] ICE with partitions & instantiations of linkage-typedef structs

2021-02-23 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99208 Nathan Sidwell changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug fortran/99219] New: Possible wrong code for finalizator call with class via trans_scalar_class_assign ?

2021-02-23 Thread burnus at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99219 Bug ID: 99219 Summary: Possible wrong code for finalizator call with class via trans_scalar_class_assign ? Product: gcc Version: 11.0 Status: UNCONFIRMED Keywor

[Bug c++/99215] coroutines: debugging with gdb

2021-02-23 Thread iains at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99215 --- Comment #3 from Iain Sandoe --- (In reply to Nils Gladitz from comment #2) > (In reply to Iain Sandoe from comment #1) > > Can you identify specific key blockers to progress? > > (I think the paper cited contained a number of desiderata, but

[Bug testsuite/98125] [11 Regression] New test case g++.dg/pr93195a.C in r11-5656 has excess errors

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98125 --- Comment #15 from Jakub Jelinek --- In any case, if the option is totally broken, we should either fix it for GCC 11 or emit sorry message to make it clear to users the option is not supported.

[Bug testsuite/98125] [11 Regression] New test case g++.dg/pr93195a.C in r11-5656 has excess errors

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98125 --- Comment #16 from Jakub Jelinek --- But the latter (i.e. sorry) only if it always has been broken for that target. #c7 seems to suggest it worked in ELFv1 (does it work on powerpc -m32?) and got broken by H.J's change, then we should fix it ra

[Bug c++/99215] coroutines: debugging with gdb

2021-02-23 Thread nilsgladitz at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99215 --- Comment #4 from Nils Gladitz --- (In reply to Iain Sandoe from comment #3) > ... the essence of the idea [on the mentioned long TODO] is to change the > way in which frame vars are referenced; instead of changing the uses to > point to the fr

[Bug libstdc++/82739] [8/9/10/11 Regression] Sort is 30% slower compared to gcc44 on presorted array

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82739 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #5

[Bug libquadmath/99202] Undefined behaviour in libquadmath file rem_pio2q.c function __quadmath_rem_pio2q

2021-02-23 Thread zeccav at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99202 --- Comment #2 from Vittorio Zecca --- I believe you need LD_PRELOAD if the object program uses the address sanitizer.

[Bug libstdc++/82739] [8/9/10 Regression] Sort is 30% slower compared to gcc44 on presorted array

2021-02-23 Thread jakub at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82739 Jakub Jelinek changed: What|Removed |Added Summary|[8/9/10/11 Regression] Sort |[8/9/10 Regression] Sort is

[Bug sanitizer/99190] Undefined behaviour in libubsan

2021-02-23 Thread zeccav at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99190 --- Comment #8 from Vittorio Zecca --- I can confirm the new libubsan works on my test case. Keep up the good work!

[Bug tree-optimization/99220] New: [11 Regression] ICE during vectorization when multiple instances do the same calculation but have different num lanes

2021-02-23 Thread tnfchris at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99220 Bug ID: 99220 Summary: [11 Regression] ICE during vectorization when multiple instances do the same calculation but have different num lanes Product: gcc Version:

[Bug c++/99153] [11 Regression] ICE: depset::hash::make_dependency

2021-02-23 Thread alexander.lelyakin at googlemail dot com via Gcc-bugs
++20 -fmodules-ts -x c++-system-header string g++ -std=c++20 -fmodules-ts -x c++-system-header algorithm -- Tried on last version from git: commit e03e58c1844d04678f95b278f3eff2a5fbaeff7 g++ (GCC) 11.0.0 20210223 (experimental)

[Bug libstdc++/98384] [11 Regression] new test case 20_util/to_chars/long_double.cc in r11-6249 fails on powerpc64 BE

2021-02-23 Thread ppalka at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98384 --- Comment #11 from Patrick Palka --- (In reply to Jakub Jelinek from comment #9) > I think glibc %a printing uses 0x1. (for normalized values) at least for > float/double and the IEEE quad long doubles, but uses 0xf. printing etc. > for

[Bug c++/99153] [11 Regression] ICE: depset::hash::make_dependency

2021-02-23 Thread alexander.lelyakin at googlemail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99153 --- Comment #6 from Alexander Lelyakin --- Another, shorter sequence: g++ -std=c++20 -fmodules-ts -x c++-system-header new g++ -std=c++20 -fmodules-ts -x c++-system-header initializer_list g++ -std=c++20 -fmodules-ts -x c++-system-header typ

[Bug rtl-optimization/99221] New: copyprop_hardreg_forward_1 deletes insn by mistake

2021-02-23 Thread stefansf at linux dot ibm.com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99221 Bug ID: 99221 Summary: copyprop_hardreg_forward_1 deletes insn by mistake Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug rtl-optimization/99221] copyprop_hardreg_forward_1 deletes insn by mistake

2021-02-23 Thread stefansf at linux dot ibm.com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99221 --- Comment #1 from Stefan Schulze Frielinghaus --- Created attachment 50243 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50243&action=edit a-foo.i.307r.cprop_hardreg

[Bug c/97172] [11 Regression] ICE: tree code ‘ssa_name’ is not supported in LTO streams since r11-3303-g6450f07388f9fe57

2021-02-23 Thread msebor at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97172 --- Comment #32 from Martin Sebor --- The "arg spec" attribute also needs to be removed from the function arguments. Let me take care of that.

[Bug libgcc/99157] [ARM] libgcc -mcmse check always fail

2021-02-23 Thread clyon at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99157 Christophe Lyon changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/97145] Sanitizer pointer-subtract breaks constexpr functions subtracting pointers

2021-02-23 Thread chfast at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97145 Paweł Bylica changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/99153] [11 Regression] ICE: depset::hash::make_dependency

2021-02-23 Thread alexander.lelyakin at googlemail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99153 --- Comment #7 from Alexander Lelyakin --- I write a shell script to try to compile c++ system headers in random order: Results so far: Shortest sequences up to internal compiler error: - type_traits thread - clocale barrier - Longe

[Bug c++/99222] New: [modules] system header-unit ICEs

2021-02-23 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99222 Bug ID: 99222 Summary: [modules] system header-unit ICEs Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ As

[Bug target/99083] Big run-time regressions of 519.lbm_r with LTO

2021-02-23 Thread jamborm at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99083 --- Comment #12 from Martin Jambor --- For the record, I have benchmarked the patches from comment #4 and comment #10 on top of commit 6b1633378b7 (for which I already have unpatched benchmark results) and the regression of 519.lbm_r compiled wit

[Bug c++/99223] New: [modules] stdl header-unit ICE

2021-02-23 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99223 Bug ID: 99223 Summary: [modules] stdl header-unit ICE Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assig

[Bug c++/99153] [11 Regression] ICE: depset::hash::make_dependency

2021-02-23 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99153 --- Comment #8 from Nathan Sidwell --- 99222 and 99223 filed. Please file each case as a separate issue. So far, they've all been different underlying causes. It might make sense to have a meta-bug referring to this class of issue.

[Bug fortran/99206] [11 Regression] ICE in add_init_expr_to_sym, at fortran/decl.c:1980

2021-02-23 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99206 --- Comment #6 from CVS Commits --- The master branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:a6c7e0fcffc857e67dffdd7609be663cc3aac7d2 commit r11-7348-ga6c7e0fcffc857e67dffdd7609be663cc3aac7d2 Author: Harald Anlauf Date: Tu

[Bug fortran/99169] [9/10/11 Regression] Segfault when passing allocatable scalar into intent(out) dummy argument

2021-02-23 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99169 --- Comment #7 from CVS Commits --- The releases/gcc-10 branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:e111925dbddb63ca1ee9e43412c7e896ba5c1105 commit r10-9385-ge111925dbddb63ca1ee9e43412c7e896ba5c1105 Author: Harald Anlauf D

[Bug c++/98718] [modules] use of partitions causes ICE in write_macro_maps

2021-02-23 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98718 --- Comment #2 from Nathan Sidwell --- reduced testcase: // b_a.ii module ; # 4 "inc_a" 1 #define _GLIBCXX_VISIBILITY(V) __attribute__ ((__visibility__ (#V))) namespace std _GLIBCXX_VISIBILITY(default) { } # 11 "" 2 export module hello:for

[Bug fortran/99169] [9/10/11 Regression] Segfault when passing allocatable scalar into intent(out) dummy argument

2021-02-23 Thread cvs-commit at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99169 --- Comment #8 from CVS Commits --- The releases/gcc-9 branch has been updated by Harald Anlauf : https://gcc.gnu.org/g:baf4c27c8754c1f7bbad3f577a4bd890528c0e75 commit r9-9247-gbaf4c27c8754c1f7bbad3f577a4bd890528c0e75 Author: Harald Anlauf Dat

[Bug c/99224] New: [9/10/11 Regression] ICE in location_wrapper_p, at tree.h:4052

2021-02-23 Thread gscfq--- via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99224 Bug ID: 99224 Summary: [9/10/11 Regression] ICE in location_wrapper_p, at tree.h:4052 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

[Bug fortran/99206] [11 Regression] ICE in add_init_expr_to_sym, at fortran/decl.c:1980

2021-02-23 Thread anlauf at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99206 anlauf at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|-

[Bug c/99225] New: ICE in wide_int_to_tree_1, at tree.c:1644

2021-02-23 Thread gscfq--- via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99225 Bug ID: 99225 Summary: ICE in wide_int_to_tree_1, at tree.c:1644 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug fortran/99169] [9/10/11 Regression] Segfault when passing allocatable scalar into intent(out) dummy argument

2021-02-23 Thread anlauf at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99169 anlauf at gcc dot gnu.org changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|-

[Bug fortran/99226] New: [11 Regression] ICE in expand_expr_real_1, at expr.c:10279

2021-02-23 Thread gscfq--- via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99226 Bug ID: 99226 Summary: [11 Regression] ICE in expand_expr_real_1, at expr.c:10279 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Prio

[Bug c++/99227] New: [meta] [modules] Bugs relating to header-units of STL header files

2021-02-23 Thread nathan at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99227 Bug ID: 99227 Summary: [meta] [modules] Bugs relating to header-units of STL header files Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal

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