[Bug tree-optimization/93328] missed optimization opportunity in deserialization code

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93328 --- Comment #3 from Paco Arjonilla --- But this gets optimized indeed! #include using type = std::uint32_t; type foo(type v){ type r = ((v << 24) & 0xFF00) | ((v << 8) & 0x00FF) | ((v >> 8) & 0xFF00)

[Bug tree-optimization/94266] New: aarch64：ICE during GIMPLE pass: forwprop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94266 Bug ID: 94266 Summary: aarch64：ICE during GIMPLE pass: forwprop Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-opti

[Bug fortran/94228] Preprocessor inconsistency for macros when invoked from gfortran

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94228 --- Comment #6 from Mark Paris --- (In reply to Steve Kargl from comment #5) > On Thu, Mar 19, 2020 at 10:24:10PM +, markwayne1969 at gmail dot com > wrote: > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94228 > > > > --- Comment #4 from M

[Bug target/90835] Incompatibilities with macOS 10.15 headers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90835 Eric Gallager changed: What|Removed |Added CC||egallager at gcc dot gnu.org --- Comment

[Bug target/94254] [10 regression] r10-7312 causes compiler hangs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94254 --- Comment #8 from Segher Boessenkool --- SFmode values are stored as DP IEEE float normally. There may be other cases as well, but this is the obvious one.

[Bug lto/94249] [10 regression] Many -flto -fuse-linker-plugin tests FAIL: could not add symbols

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94249 --- Comment #9 from dave.anglin at bell dot net --- This is with Debian ld 2.34 on hppa-linux.

[Bug c++/94265] New: wrong warning "duplicated 'if' condition"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94265 Bug ID: 94265 Summary: wrong warning "duplicated 'if' condition" Product: gcc Version: 9.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug c++/94264] New: Array-to-pointer conversion not performed on array prvalues

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94264 Bug ID: 94264 Summary: Array-to-pointer conversion not performed on array prvalues Product: gcc Version: 9.3.0 Status: UNCONFIRMED Severity: normal Pr

[Bug c/94258] Warning Correction while using format specifiers %hx and %ho

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94258 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c/94263] New: build wxpython raspian

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94263 Bug ID: 94263 Summary: build wxpython raspian Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: un

[Bug lto/94249] [10 regression] Many -flto -fuse-linker-plugin tests FAIL: could not add symbols

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94249 --- Comment #8 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #7 from ro at CeBiTec dot Uni-Bielefeld.DE Uni-Bielefeld.DE> --- [...] > Fine, thanks. Just FYI, I built binutils master to check if the issue > also exists with the v2 pl

[Bug target/94254] [10 regression] r10-7312 causes compiler hangs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94254 --- Comment #7 from rsandifo at gcc dot gnu.org --- Created attachment 48080 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=48080&action=edit Proof-of-concept hack to back up the point in comment 4 This hack shows what I mean in comment 4

[Bug target/94254] [10 regression] r10-7312 causes compiler hangs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94254 --- Comment #6 from Zdenek Sojka --- (In reply to rsand...@gcc.gnu.org from comment #5) > (In reply to Zdenek Sojka from comment #1) > > I observe the same issue, and it breaks libgcc build for me: > > What configure arguments do you use? Confi

[Bug target/90835] Incompatibilities with macOS 10.15 headers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90835 --- Comment #26 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #25 from Iain Sandoe --- > (In reply to r...@cebitec.uni-bielefeld.de from comment #24) >> > --- Comment #23 from Iain Sandoe --- >> > unpatched GCC master, gcc-9.x, gcc-

[Bug lto/94249] [10 regression] Many -flto -fuse-linker-plugin tests FAIL: could not add symbols

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94249 --- Comment #7 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #6 from Martin Liška --- >> Can you provide some pointers where to look? I'm totally unfamiliar >> with this code. Maybe it's easier for you to try the Solaris/SPARC >> s

[Bug target/94254] [10 regression] r10-7312 causes compiler hangs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94254 --- Comment #5 from rsandifo at gcc dot gnu.org --- (In reply to Zdenek Sojka from comment #1) > I observe the same issue, and it breaks libgcc build for me: What configure arguments do you use?

[Bug target/94254] [10 regression] r10-7312 causes compiler hangs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94254 --- Comment #4 from rsandifo at gcc dot gnu.org --- The cycling comes from reloading: (insn 7 6 8 2 (set (reg:SD 122 [ a32 ]) (mem/c:SD (reg/f:DI 120) [1 a32+0 S4 A32])) "gcc/testsuite/gcc.target/powerpc/pr39902-2.c":15:13 516 {movsd_ha

[Bug c/94239] [10 regression] cc1 SEGV in get_location_from_adhoc_loc with gcc.dg/pr20245-1.c etc.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94239 Jakub Jelinek changed: What|Removed |Added CC||dcb314 at hotmail dot com --- Comment #6

[Bug c/94262] valgrind error in get_pure_location

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94262 Jakub Jelinek changed: What|Removed |Added Resolution|--- |DUPLICATE CC|

[Bug d/90136] [d] Merge UDAs between function prototype and definitions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90136 Iain Buclaw changed: What|Removed |Added Target Milestone|9.4 |10.0 --- Comment #4 from Iain Buclaw ---

[Bug target/90835] Incompatibilities with macOS 10.15 headers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90835 --- Comment #25 from Iain Sandoe --- (In reply to r...@cebitec.uni-bielefeld.de from comment #24) > > --- Comment #23 from Iain Sandoe --- > > unpatched GCC master, gcc-9.x, gcc-8.x and gcc-7.5 work for me with any SDK > > >= > > Xcode commandl

[Bug ipa/93621] [10 Regression] ICE in redirect_call_stmt_to_callee, at cgraph.c:1443 since r10-5567

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93621 --- Comment #5 from Martin Liška --- Yes, I can confirm it still ICEs.

[Bug lto/94249] [10 regression] Many -flto -fuse-linker-plugin tests FAIL: could not add symbols

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94249 Martin Liška changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |marxin at gcc dot gnu.org

[Bug c/94262] valgrind error in get_pure_location

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94262 Martin Liška changed: What|Removed |Added CC||marxin at gcc dot gnu.org Ever confir

[Bug lto/94259] --without-zstd seems to have no effect and links libzstd if available

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94259 Martin Liška changed: What|Removed |Added Last reconfirmed||2020-03-22 Ever confirmed|0

[Bug c/94262] New: valgrind error in get_pure_location

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94262 Bug ID: 94262 Summary: valgrind error in get_pure_location Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c As

[Bug target/90835] Incompatibilities with macOS 10.15 headers

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90835 --- Comment #24 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #23 from Iain Sandoe --- > unpatched GCC master, gcc-9.x, gcc-8.x and gcc-7.5 work for me with any SDK >= > Xcode commandline tools 11.3b. I've recently tried both buildi

[Bug target/94254] [10 regression] r10-7312 causes compiler hangs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94254 rsandifo at gcc dot gnu.org changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |rsandifo at gcc dot

[Bug c/94239] [10 regression] cc1 SEGV in get_location_from_adhoc_loc with gcc.dg/pr20245-1.c etc.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94239 --- Comment #5 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #3 from Jakub Jelinek --- > Yes, see https://gcc.gnu.org/pipermail/gcc-patches/2020-March/542459.html > Sorry for that. I've just applied your patch (the primary one above

[Bug c/94258] Warning Correction while using format specifiers %hx and %ho

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94258 --- Comment #1 from Andrew Pinski --- Short types are promoted to int when passed to variable arguments functions.

[Bug rtl-optimization/94256] Setting max-sched-region-blocks to >48 causes GCC memory usage to explode

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94256 --- Comment #2 from Sultan Alsawaf --- (In reply to Andrew Pinski from comment #1) > That is why it is limited in the first place: > /* Update number of blocks and the estimate for number of insns >in the region. Return true if the region is

[Bug d/93038] Missing dependencies in depfile for imported files at compilation time

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93038 --- Comment #5 from CVS Commits --- The master branch has been updated by Iain Buclaw : https://gcc.gnu.org/g:fbe60463bb80d859d4842f0113a6b24fe9cc9bd4 commit r10-7323-gfbe60463bb80d859d4842f0113a6b24fe9cc9bd4 Author: Iain Buclaw Date: Sun Ma

[Bug tree-optimization/94261] [10 Regression] ICE in vect_get_vec_def_for_operand_1 for 3-element condition reduction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94261 --- Comment #1 from rguenther at suse dot de --- On March 22, 2020 12:46:45 PM GMT+01:00, "rsandifo at gcc dot gnu.org" wrote: >https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94261 > >Bug ID: 94261 > Summary: [10 Regression] IC

[Bug ipa/93621] [10 Regression] ICE in redirect_call_stmt_to_callee, at cgraph.c:1443 since r10-5567

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93621 --- Comment #4 from Arseny Solokha --- (In reply to Jan Hubicka from comment #3) > The testcase builds for me now It still ICEs for me.

[Bug tree-optimization/94261] New: [10 Regression] ICE in vect_get_vec_def_for_operand_1 for 3-element condition reduction

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94261 Bug ID: 94261 Summary: [10 Regression] ICE in vect_get_vec_def_for_operand_1 for 3-element condition reduction Product: gcc Version: unknown Status: UNCONFIRMED

[Bug lto/94259] --without-zstd seems to have no effect and links libzstd if available

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94259 --- Comment #1 from Sergei Trofimovich --- I also noticed a minor infelicity: if you pass just --with-zstd build system will do a few unexpected things: - it will not fail of zstd is not present in system but will silently skip zstd support - it

[Bug c++/94260] New: Specific friend function inside c++20 concept-constrained class template triggers 'not usable in a constant expression' error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94260 Bug ID: 94260 Summary: Specific friend function inside c++20 concept-constrained class template triggers 'not usable in a constant expression' error Product: gcc

[Bug lto/94259] New: --without-zstd seems to have no effect and links libzstd if available

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94259 Bug ID: 94259 Summary: --without-zstd seems to have no effect and links libzstd if available Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal

[Bug middle-end/93873] gcc or lto-wrapper does not consider individual bitfield values on static analysis and instead tests the whole value of all bitfield bits combined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93873 --- Comment #6 from Jakub Jelinek --- It is not going to be fixed in GCC 9, only in 10, where it should be fixed already.

[Bug c/94258] New: Warning Correction while using format specifiers %hx and %ho

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94258 Bug ID: 94258 Summary: Warning Correction while using format specifiers %hx and %ho Product: gcc Version: 7.5.0 Status: UNCONFIRMED Severity: normal P

[Bug middle-end/93873] gcc or lto-wrapper does not consider individual bitfield values on static analysis and instead tests the whole value of all bitfield bits combined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93873 --- Comment #5 from Emil Fihlman --- If a free is behind a flag gcc and the allocation is also behind a flag, gcc should not complain.

[Bug middle-end/93873] gcc or lto-wrapper does not consider individual bitfield values on static analysis and instead tests the whole value of all bitfield bits combined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93873 --- Comment #4 from Emil Fihlman --- Problem persists with gcc 9.3, though it's no longer dependent on the bitfield. https://godbolt.org/z/RGu6hu If a free is behind a flag.

[Bug target/94254] [10 regression] r10-7312 causes compiler hangs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94254 --- Comment #2 from Zdenek Sojka --- (In reply to Zdenek Sojka from comment #1) > I observe the same issue, and it breaks libgcc build for me: ... > > (for reasons unknown to me, git gcc-descr returns "r10-7320" for me for the > same git checko

[Bug lto/94249] [10 regression] Many -flto -fuse-linker-plugin tests FAIL: could not add symbols

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94249 --- Comment #5 from ro at CeBiTec dot Uni-Bielefeld.DE --- > --- Comment #4 from Martin Liška --- > Ah, ok. Can you please do some basic debugging what's hapenning? Can you provide some pointers where to look? I'm totally unfamiliar with this

[Bug target/94254] [10 regression] r10-7312 causes compiler hangs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94254 Zdenek Sojka changed: What|Removed |Added CC||zsojka at seznam dot cz --- Comment #1 fr

[Bug lto/94249] [10 regression] Many -flto -fuse-linker-plugin tests FAIL: could not add symbols

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94249 --- Comment #4 from Martin Liška --- Ah, ok. Can you please do some basic debugging what's hapenning? Btw. is the Solaris using ELF?

[Bug tree-optimization/94043] [9/10 Regression] ICE in superloop_at_depth, at cfgloop.c:78

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94043 --- Comment #8 from Kewen Lin --- > It's most likely either SCEV or expand_simple_operations looking throuhg > the single-arg PHI (which we should avoid for LC PHI nodes) Thanks Richi, I found the loop-closed PHI form was broken after we finishe

[Bug c++/94257] New: ICE in inline nested namespace

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94257 Bug ID: 94257 Summary: ICE in inline nested namespace Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assig