[Bug c/93196] New: GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread xiehongbiao at sensetime dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 Bug ID: 93196 Summary: GCC compiles c code, provides no executable output with option -O2 Product: gcc Version: 5.4.0 Status: UNCONFIRMED Severity: normal

[Bug middle-end/93197] New: -fpatchable-function-entries : __patchable_function_entries does not survive under --gc-sections

2020-01-08 Thread i at maskray dot me
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93197 Bug ID: 93197 Summary: -fpatchable-function-entries : __patchable_function_entries does not survive under --gc-sections Product: gcc Version: 10.0 Sta

[Bug driver/93196] GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 --- Comment #1 from Andrew Pinski --- Double check that your -O2 is a capitalized O. My bet it is not and really you are producing a file called 2 instead.

[Bug web/93185] Support git commits as a link in bugzilla entries

2020-01-08 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93185 --- Comment #3 from Martin Liška --- > When will the move to git take place? Roughly in 2 weeks.

[Bug web/93185] Support git commits as a link in bugzilla entries

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93185 --- Comment #4 from Jakub Jelinek --- I thought it is this Saturday/Sunday.

[Bug bootstrap/93198] [10 regression] -Werror=maybe-uninitialized in i386-expand.c (ix86_expand_builtin)

2020-01-08 Thread ro at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93198 Rainer Orth changed: What|Removed |Added Target Milestone|--- |10.0

[Bug bootstrap/93198] New: [10 regression] -Werror=maybe-uninitialized in i386-expand.c (ix86_expand_builtin)

2020-01-08 Thread ro at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93198 Bug ID: 93198 Summary: [10 regression] -Werror=maybe-uninitialized in i386-expand.c (ix86_expand_builtin) Product: gcc Version: 10.0 Status: UNCONFIRMED Severit

[Bug tree-optimization/93199] [8/9/10 Regression] Compile time hog in sink_clobbers

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 Jakub Jelinek changed: What|Removed |Added Target Milestone|--- |8.4

[Bug tree-optimization/93199] New: [8/9/10 Regression] Compile time hog in sink_clobbers

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 Bug ID: 93199 Summary: [8/9/10 Regression] Compile time hog in sink_clobbers Product: gcc Version: 10.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compone

[Bug target/93188] [9/10-regression] a-profile multilib mismatch for rmprofile toolchain when architecture includes +mp or +sec

2020-01-08 Thread rearnsha at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93188 --- Comment #2 from Richard Earnshaw --- Author: rearnsha Date: Wed Jan 8 09:29:02 2020 New Revision: 279993 URL: https://gcc.gnu.org/viewcvs?rev=279993&root=gcc&view=rev Log: arm: Fix rmprofile multilibs when architecture includes +mp or +sec

[Bug target/92055] [avr] Support 64-bit double

2020-01-08 Thread gjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92055 --- Comment #13 from Georg-Johann Lay --- Author: gjl Date: Wed Jan 8 09:31:07 2020 New Revision: 279994 URL: https://gcc.gnu.org/viewcvs?rev=279994&root=gcc&view=rev Log: Implement 64-bit double functions. gcc/ PR target/92055

[Bug target/93188] [9 regression] a-profile multilib mismatch for rmprofile toolchain when architecture includes +mp or +sec

2020-01-08 Thread rearnsha at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93188 Richard Earnshaw changed: What|Removed |Added Summary|[9/10-regression] a-profile |[9 regression] a-profile

[Bug driver/93196] GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread xiehongbiao at sensetime dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 --- Comment #2 from xiehongbiao --- (In reply to Andrew Pinski from comment #1) > Double check that your -O2 is a capitalized O. My bet it is not and really > you are producing a file called 2 instead. Thanks for the reply Andrew. I'm sure that

[Bug tree-optimization/93199] [8/9/10 Regression] Compile time hog in sink_clobbers

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 Richard Biener changed: What|Removed |Added Keywords||compile-time-hog Status|UNC

[Bug target/93182] [avr] Add -nodevicespecs option.

2020-01-08 Thread gjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93182 --- Comment #1 from Georg-Johann Lay --- Author: gjl Date: Wed Jan 8 09:41:59 2020 New Revision: 279995 URL: https://gcc.gnu.org/viewcvs?rev=279995&root=gcc&view=rev Log: gcc/ Add -nodevicespecs option for avr. PR target/93182

[Bug target/93047] frename-registers does not work well with __builtin_return

2020-01-08 Thread guojiufu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93047 --- Comment #3 from Jiu Fu Guo --- On P9, "gcc $GCC_SRC/gcc/testsuite/gcc.dg/torture/stackalign/builtin-return-1.c -O3 -frename-registers -o ./builtin-return-1.exe" could reproduce this issue without -fpic. On P8, to reproduce this issue, -fpic

[Bug target/93182] [avr] Add -nodevicespecs option.

2020-01-08 Thread gjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93182 --- Comment #2 from Georg-Johann Lay --- Author: gjl Date: Wed Jan 8 09:46:07 2020 New Revision: 279996 URL: https://gcc.gnu.org/viewcvs?rev=279996&root=gcc&view=rev Log: Backport from 2020-01-08 trunk r279995. Add -nodevicespe

[Bug tree-optimization/93199] [8/9/10 Regression] Compile time hog in sink_clobbers

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 --- Comment #2 from Richard Biener --- Created attachment 47608 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47608&action=edit cleanup patch Testing this first, reliably catching secondary opportunities and micro-optimizing virtual opera

[Bug target/93182] [avr] Add -nodevicespecs option.

2020-01-08 Thread gjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93182 --- Comment #3 from Georg-Johann Lay --- Author: gjl Date: Wed Jan 8 09:52:03 2020 New Revision: 279997 URL: https://gcc.gnu.org/viewcvs?rev=279997&root=gcc&view=rev Log: gcc/ Backport from 2020-01-08 trunk r279995. Add -nodevic

[Bug middle-end/93189] [10 regression] Many test case failures starting with r279942

2020-01-08 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93189 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug bootstrap/93198] [10 regression] -Werror=maybe-uninitialized in i386-expand.c (ix86_expand_builtin)

2020-01-08 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93198 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug driver/93196] GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 Martin Liška changed: What|Removed |Added CC||marxin at gcc dot gnu.org --- Comment #3

[Bug driver/93196] GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/93182] [avr] Add -nodevicespecs option.

2020-01-08 Thread gjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93182 Georg-Johann Lay changed: What|Removed |Added Target Milestone|9.4 |9.3

[Bug target/93182] [avr] Add -nodevicespecs option.

2020-01-08 Thread gjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93182 Georg-Johann Lay changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/93199] [8/9/10 Regression] Compile time hog in sink_clobbers

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 --- Comment #3 from Jakub Jelinek --- The 4.7 behavior started with r181332. Then in r182283 the sink_clobbers quadratic behavior has been added. And finally r246314 got rid of the eat all memory and compile time during into ssa pass and only h

[Bug tree-optimization/93199] [8/9/10 Regression] Compile time hog in sink_clobbers

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 --- Comment #4 from Jakub Jelinek --- BTW, if we want to put the testcase into the testsuite, maybe we need to tune the exact resx/CLOBBER count, so that even after the fix it doesn't take way too long, but on the other side with unfixed compiler

[Bug target/93047] frename-registers does not work well with __builtin_return

2020-01-08 Thread guojiufu at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93047 --- Comment #4 from Jiu Fu Guo --- Checking dumps, some info like below: Before rnreg, there are insns: 127: call [`foo'] argc 0 242: %0:DI=%31:DI+0x220 128: [%31:DI+0x200]=%3:DI 359: %2:TI=%2:TI<-<0x40 449: %3:DI=%0:DI 360: [%3:DI]=%2:TI<-<0x40

[Bug tree-optimization/93199] [8/9/10 Regression] Compile time hog in sink_clobbers

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 --- Comment #5 from Jakub Jelinek --- As for the patch, I wonder if internal resx doesn't occur also without the clobbers to move or in places where sink_clobbers would give up. So, perhaps add a dry_run bool to sink_clobbers and in the first lo

[Bug driver/93196] GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread xiehongbiao at sensetime dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 --- Comment #4 from xiehongbiao --- Created attachment 47609 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47609&action=edit O2 NG add -v in compile command.

[Bug driver/93196] GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread xiehongbiao at sensetime dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 --- Comment #5 from xiehongbiao --- Created attachment 47610 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47610&action=edit O1 Good Add -v in compile command

[Bug driver/93196] GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread xiehongbiao at sensetime dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 --- Comment #6 from xiehongbiao --- (In reply to Martin Liška from comment #3) > (In reply to xiehongbiao from comment #2) > > (In reply to Andrew Pinski from comment #1) > > > Double check that your -O2 is a capitalized O. My bet it is not and

[Bug driver/93196] GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread xiehongbiao at sensetime dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 --- Comment #7 from xiehongbiao --- Created attachment 47611 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47611&action=edit log comparation snapshot The above 2 logs comparation snapshot.

[Bug driver/93196] GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 --- Comment #8 from Andrew Pinski --- Can you also add -Wl,-v ; this will cause collect2 to print it runs?

[Bug tree-optimization/93199] [8/9/10 Regression] Compile time hog in sink_clobbers

2020-01-08 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 --- Comment #6 from rguenther at suse dot de --- On Wed, 8 Jan 2020, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 > > --- Comment #5 from Jakub Jelinek --- > As for the patch, I wonder if internal resx d

[Bug fortran/48303] [Legacy] Support Character constants in DATA statement for non-character variables

2020-01-08 Thread markeggleston at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48303 markeggleston at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED

[Bug libstdc++/81806] Split in pbds works in O(n) instead of O(log n)

2020-01-08 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81806 --- Comment #11 from Jonathan Wakely --- Again, GCC's purpose is not to help people in programming contests.

[Bug middle-end/93200] New: [10 Regression] spurious -Wstringop-overflow due to assignment vectorization to multiple members

2020-01-08 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93200 Bug ID: 93200 Summary: [10 Regression] spurious -Wstringop-overflow due to assignment vectorization to multiple members Product: gcc Version: 10.0 Status: UNCONFIRMED

[Bug middle-end/93200] [10 Regression] spurious -Wstringop-overflow due to assignment vectorization to multiple members

2020-01-08 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93200 --- Comment #1 from Martin Sebor --- Created attachment 47612 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47612&action=edit Translation unit to reproduce the warning. Attached is a cjdns-v20.4 translation unit that reproduces the warnin

[Bug middle-end/93200] [10 Regression] spurious -Wstringop-overflow due to assignment vectorization to multiple members

2020-01-08 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93200 Martin Sebor changed: What|Removed |Added Keywords||diagnostic Status|UNCONFIRMED

[Bug driver/93196] GCC compiles c code, provides no executable output with option -O2

2020-01-08 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93196 --- Comment #9 from Martin Liška --- Can you please attach output for strace -f -s512 of the problematic execution?

[Bug fortran/91800] ICE in gfc_code2string(): Bad code

2020-01-08 Thread markeggleston at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91800 markeggleston at gcc dot gnu.org changed: What|Removed |Added CC||markeggleston at gcc do

[Bug libstdc++/93201] std::filesystem::remove_all fails to remove large files

2020-01-08 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93201 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug libstdc++/93201] New: std::filesystem::remove_all fails to remove large files

2020-01-08 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93201 Bug ID: 93201 Summary: std::filesystem::remove_all fails to remove large files Product: gcc Version: 9.2.1 Status: UNCONFIRMED Severity: normal Priori

[Bug other/92870] new test case gcc.dg/vect/vect-shift-5.c fails starting with its introduction in r279114

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92870 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug fortran/92885] [8/9/10 Regression] ICE (segfault) with allocatable coarrays

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92885 Richard Biener changed: What|Removed |Added Priority|P3 |P4

[Bug c++/92893] [10 Regression] Unhelpful -Wstringop-overflow warning for a trailing one-element array

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92893 Richard Biener changed: What|Removed |Added Target Milestone|--- |10.0

[Bug tree-optimization/92903] Cannot elide byteswap when only needed to compare to multiple constants

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92903 --- Comment #4 from Richard Biener --- The same is likely true for any unary operation, I think we're not aggressively trying to compute the "reverse" for OP(x) == CST computes anywhere.

[Bug libstdc++/92906] [10 regression] FAIL: libstdc++-abi/abi_check

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92906 Richard Biener changed: What|Removed |Added Target Milestone|--- |10.0

[Bug web/93185] Support git commits as a link in bugzilla entries

2020-01-08 Thread joseph at codesourcery dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93185 --- Comment #5 from joseph at codesourcery dot com --- On Wed, 8 Jan 2020, jakub at gcc dot gnu.org wrote: > I thought it is this Saturday/Sunday. Yes, I intend to do the conversion this weekend.

[Bug rtl-optimization/92925] RTl expansion throws away alignment info

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92925 Richard Biener changed: What|Removed |Added Keywords||missed-optimization Status|

[Bug tree-optimization/93199] [8/9/10 Regression] Compile time hog in sink_clobbers

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 --- Comment #7 from Richard Biener --- Author: rguenth Date: Wed Jan 8 12:49:14 2020 New Revision: 28 URL: https://gcc.gnu.org/viewcvs?rev=28&root=gcc&view=rev Log: 2019-01-08 Richard Biener PR middle-end/93199 c/

[Bug tree-optimization/92926] Wrong code generated because of shared tree node in gimplify

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92926 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug tree-optimization/92930] [8 Regression] GCC incorrectly optimizes away __builtin_apply() calls

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92930 Richard Biener changed: What|Removed |Added Keywords||wrong-code Priority|P3

[Bug ipa/92606] [8/9/10 Regression][avr] invalid merge of symbols in progmem and data sections

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92606 Richard Biener changed: What|Removed |Added CC||marxin at gcc dot gnu.org Comp

[Bug middle-end/92936] missing warning on a past-the-end store to a PHI

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92936 --- Comment #1 from Richard Biener --- In full generality it would require inspecting all possible program paths (and then decide which ones are "impossible" to take). We're not doing that. Still we should have n = [3, 5] and yes, no info for p

[Bug tree-optimization/92938] constprop function is assigned to a different section than the original function

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92938 --- Comment #6 from Richard Biener --- (In reply to jcmvbkbc from comment #5) > (In reply to Andrew Pinski from comment #3) > > I DON'T think it is a GCC issue. The code is broken. > > Even if I remove all attributes from this function I see thi

[Bug tree-optimization/93134] [graphite] ICE: Segmentation fault in ISL

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93134 Richard Biener changed: What|Removed |Added CC||slyfox at inbox dot ru --- Comment #9 f

[Bug middle-end/92945] -O2 -floop-nest-optimize crashes gccin isl_basic_map_underlying_set ()

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92945 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug libstdc++/92906] [10 regression] FAIL: libstdc++-abi/abi_check

2020-01-08 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92906 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug testsuite/92955] [10 regression] gcc.dg/vect/pr60505.c fails starting with r279392

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92955 Richard Biener changed: What|Removed |Added Target Milestone|--- |10.0

[Bug libstdc++/93201] std::filesystem::remove_all fails to remove large files

2020-01-08 Thread redi at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93201 --- Comment #1 from Jonathan Wakely --- This shows the bug on trunk, which only affects the quality of error reporting when an error occurs: #include #include using std::filesystem::path; using std::filesystem::perms; int main(int argc, char

[Bug fortran/93193] C preprocessor works across commented lines

2020-01-08 Thread i.s.ger at yandex dot ru
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93193 --- Comment #2 from Igor S Gerasimov --- Is it possible to add warnings if /* is in commented line?

[Bug fortran/92956] [10 Regression] 'libgomp.fortran/examples-4/async_target-2.f90' fails with offloading due to bogus -Wstringop-overflow warning

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92956 Richard Biener changed: What|Removed |Added Version|unknown |10.0 Target Milestone|---

[Bug c++/93143] [10 Regression] Multiple calls to static constexpr member function gives wrong code

2020-01-08 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93143 Martin Sebor changed: What|Removed |Added CC||amker at gcc dot gnu.org --- Comment #4 f

[Bug tree-optimization/92926] Wrong code generated because of shared tree node in gimplify

2020-01-08 Thread msebor at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92926 Martin Sebor changed: What|Removed |Added Keywords||wrong-code Status|WAITING

[Bug middle-end/92957] gcc produces a duplicated load for restrict point in some cases

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92957 Richard Biener changed: What|Removed |Added Blocks||49774 --- Comment #4 from Richard Biene

[Bug tree-optimization/92963] Optimization with `restrict`: is `p == q ? p : q` "based" on `p`?

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92963 Richard Biener changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment

[Bug c++/93143] [10 Regression] Multiple calls to static constexpr member function gives wrong code

2020-01-08 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93143 --- Comment #5 from bin cheng --- (In reply to Martin Sebor from comment #4) > *** Bug 92926 has been marked as a duplicate of this bug. *** I sent a patch fixing this a https://gcc.gnu.org/ml/gcc-patches/2019-12/msg00920.html The only question

[Bug tree-optimization/92979] bswap not finding a bswap with a memory load at the beginging of the instruction stream

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92979 --- Comment #1 from Richard Biener --- Ideally bswap would be less ad-hoc but work as a propagator with a lattice of symbolic values.

[Bug web/93185] Support git commits as a link in bugzilla entries

2020-01-08 Thread marxin at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93185 --- Comment #6 from Martin Liška --- Created attachment 47613 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47613&action=edit Github git reference I like what Github does. You can paste a git hash in a text, it's later shortened and one c

[Bug c++/93143] [10 Regression] Multiple calls to static constexpr member function gives wrong code

2020-01-08 Thread amker at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93143 --- Comment #6 from bin cheng --- (In reply to bin cheng from comment #5) > (In reply to Martin Sebor from comment #4) > > *** Bug 92926 has been marked as a duplicate of this bug. *** > > I sent a patch fixing this a > https://gcc.gnu.org/ml/gc

[Bug rtl-optimization/92989] [10 Regression] The mips-mti-linux-gnu fails to build after r276327

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92989 Richard Biener changed: What|Removed |Added Target Milestone|--- |10.0 Summary|The mips-mti-li

[Bug other/92997] [10 regression] gcc.dg/torture/ftrapv-1.c fails starting with r279523

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92997 Richard Biener changed: What|Removed |Added Target|powerpc64*-linux-gnu arm|powerpc64*-linux-gnu arm

[Bug other/92997] [10 regression] gcc.dg/torture/ftrapv-1.c fails starting with r279523

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92997 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug other/92997] [10 regression] gcc.dg/torture/ftrapv-1.c fails starting with r279523

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92997 --- Comment #3 from Richard Biener --- Author: rguenth Date: Wed Jan 8 14:07:55 2020 New Revision: 280003 URL: https://gcc.gnu.org/viewcvs?rev=280003&root=gcc&view=rev Log: 2020-01-08 Richard Biener PR testsuite/92997 * gcc.

[Bug target/93002] while(i--) optimization

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93002 --- Comment #9 from Richard Biener --- Fixed on trunk? countdown_i_used: .LFB0: .cfi_startproc movl$999, %eax .p2align 4,,10 .p2align 3 .L2: movl%eax, sink(%rip) subl$1, %eax jn

[Bug rtl-optimization/93007] [10 regression] pr77698.c testcase fails due to block commoning

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93007 Richard Biener changed: What|Removed |Added Target Milestone|--- |10.0

[Bug tree-optimization/93010] Wrong optimization: provenance affects comparison of saved bits of addresses of dead auto variables

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93010 Richard Biener changed: What|Removed |Added CC||jsm28 at gcc dot gnu.org,

[Bug c++/91369] Implement P0784R7: constexpr new

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91369 --- Comment #30 from Jakub Jelinek --- (In reply to Toni Neubert from comment #28) > I have another test case which fails. (Maybe more..., I am sorry). No need to be sorry, your input is very valuable. Anyway, for the #c28 testcase (using struct

[Bug target/93182] [avr] Add -nodevicespecs option.

2020-01-08 Thread gjl at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93182 --- Comment #5 from Georg-Johann Lay --- Author: gjl Date: Wed Jan 8 14:28:56 2020 New Revision: 280005 URL: https://gcc.gnu.org/viewcvs?rev=280005&root=gcc&view=rev Log: PR target/93182 * doc/invoke.texi (AVR Options) <-nodevic

[Bug tree-optimization/93199] [8/9/10 Regression] Compile time hog in sink_clobbers

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93199 --- Comment #8 from Richard Biener --- Author: rguenth Date: Wed Jan 8 14:30:44 2020 New Revision: 280006 URL: https://gcc.gnu.org/viewcvs?rev=280006&root=gcc&view=rev Log: 2020-01-08 Richard Biener PR middle-end/93199 * tre

[Bug c++/93014] [9/10 Regression] ICE when initialising vector references with -flax-vector-conversions

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93014 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Target Milestone|---

[Bug tree-optimization/93017] FAIL: gcc.dg/graphite/interchange-1.c scan-tree-dump graphite "tiled"

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93017 Richard Biener changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment

[Bug driver/93019] memory leak in gcc -O2 reported by Valgrind

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93019 --- Comment #1 from Richard Biener --- I think this is known for the driver and we're too lazy to fix

[Bug c++/93033] [10 Regression] error: incorrect sharing of tree nodes

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93033 Richard Biener changed: What|Removed |Added Status|REOPENED|NEW --- Comment #16 from Richard Biener

[Bug target/93037] Slow 'while' loop unrolling

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93037 Richard Biener changed: What|Removed |Added Keywords||missed-optimization Target|

[Bug target/93039] Fails to use SSE bitwise ops for float-as-int manipulations

2020-01-08 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93039 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/89096] [8/9/10 regression] AIX 7 linker rejects _.ro_ sections by default

2020-01-08 Thread dje at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89096 David Edelsohn changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug target/93177] PPC: Missing many useful platform intrinsics

2020-01-08 Thread memmerto at ca dot ibm.com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93177 --- Comment #2 from Matt Emmerton --- This appears to have packaging complications by vendors as well :( On powerpc-ibm-aix7.1.0.0 this doesn't get installed. On ppc64le-redhat-linux it does. However, both of these cases would benefit from some

[Bug target/93039] Fails to use SSE bitwise ops for float-as-int manipulations

2020-01-08 Thread amonakov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93039 --- Comment #3 from Alexander Monakov --- > The question is for which CPUs is it actually faster to use SSE? In the context of chains where the source and the destination need to be SSE registers, pretty much all CPUs? Inter-unit moves typically

[Bug c++/88355] [c++20] Placeholder non-type template argument type deduction fails with custom types

2020-01-08 Thread emmanuel.le-tr...@cnrs-orleans.fr
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88355 --- Comment #3 from Emmanuel Le Trong --- This bug has disappeared, both tests above compile with version 10.0.0 20200108.

[Bug target/93002] while(i--) optimization

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93002 --- Comment #10 from Jakub Jelinek --- The originally reported issue is fixed. Though, the following testcase shows we could do better: void foo (void); void bar (unsigned); unsigned f1 (unsigned x) { if (--x == -1U) foo (); return x; } unsigned

[Bug target/93174] [10 Regression] ICE building glibc __sha512_process_block for i686

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93174 --- Comment #4 from Jakub Jelinek --- Author: jakub Date: Wed Jan 8 15:58:20 2020 New Revision: 280011 URL: https://gcc.gnu.org/viewcvs?rev=280011&root=gcc&view=rev Log: PR target/93174 * config/i386/i386.md (addcarry_0): Use no

[Bug target/93187] [10 Regression] ICE in extract_insn, at recog.c:2294

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93187 --- Comment #3 from Jakub Jelinek --- Author: jakub Date: Wed Jan 8 15:59:20 2020 New Revision: 280012 URL: https://gcc.gnu.org/viewcvs?rev=280012&root=gcc&view=rev Log: PR target/93187 * config/i386/i386.md (*stack_protect_set_

[Bug c++/91369] Implement P0784R7: constexpr new

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91369 Jakub Jelinek changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jason at gcc dot gnu.org --- Comm

[Bug libstdc++/92906] [10 regression] FAIL: libstdc++-abi/abi_check

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92906 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug target/93174] [10 Regression] ICE building glibc __sha512_process_block for i686

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93174 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/93187] [10 Regression] ICE in extract_insn, at recog.c:2294

2020-01-08 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93187 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/93039] Fails to use SSE bitwise ops for float-as-int manipulations

2020-01-08 Thread rguenther at suse dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93039 --- Comment #4 from rguenther at suse dot de --- On January 8, 2020 4:34:40 PM GMT+01:00, "amonakov at gcc dot gnu.org" wrote: >https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93039 > >--- Comment #3 from Alexander Monakov --- >> The question is f

  1   2   >