[Bug c++/89357] [8 regression][C++11] alignas for automatic variables with alignment greater than 16 fails

2020-01-29 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89357 Jason Merrill changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug c++/90333] [9 Regression] Can't apply attributes to lambdas with trailing returns

2020-01-29 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90333 Jason Merrill changed: What|Removed |Added Known to work||10.0 Summary|[9/10 Regression

[Bug c++/71965] [8/9/10 Regression] [concepts] Substitution error *after* failure to satisfy an earlier constraint

2020-01-29 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71965 Jason Merrill changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/67491] [meta-bug] concepts issues

2020-01-29 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 71965, which changed state. Bug 71965 Summary: [8/9/10 Regression] [concepts] Substitution error *after* failure to satisfy an earlier constraint https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71965 What|Rem

[Bug c++/82521] [8/9/10 Regression] No -Wtype-limits warning when using templates

2020-01-29 Thread jason at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82521 Jason Merrill changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug tree-optimization/85175] [8/9/10 regression] false-positive -Wformat-overflow= warning with gcc-8 -Os

2020-01-29 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85175 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #10 f

[Bug target/84757] [8/9/10 Regression] Useless MOVs and PUSHes to store results of MUL

2020-01-29 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84757 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com Target Mileston

[Bug inline-asm/84680] [8/9/10 Regression] internal compiler error: Max. number of generated reload insns per insn is achieved (90)

2020-01-29 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84680 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug tree-optimization/91663] split function can be re-inlined, leaving bad stack trace

2020-01-29 Thread ian at airs dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91663 Ian Lance Taylor changed: What|Removed |Added Status|WAITING |NEW --- Comment #3 from Ian Lance Tay

[Bug target/91602] GCC fails to build for riscv in a combined tree due to misconfigured leb128 support

2020-01-29 Thread wilson at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91602 --- Comment #11 from Jim Wilson --- Since Marxin pinged this and got me thinking about this again, I realized that there is a simpler fix based on Serge's second suggestion. We can just delete the gas version number from the uleb128 gas check in

[Bug target/93505] New: [8/9/10 Regression] wrong code or ICE with __builtin_bswap64() and rotation at -Og

2020-01-29 Thread zsojka at seznam dot cz
unk-r10-6322-g6693911f069-checking-yes-rtl-df-extra-powerpc64le Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 10.0.1 20200129 (experimental) (GCC)

[Bug target/92243] Missing "auto-vectorization" of char array reversal using x86 scalar bswap when SIMD pshufb isn't available

2020-01-29 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92243 Richard Biener changed: What|Removed |Added Component|tree-optimization |target --- Comment #2 from Richard Bien

[Bug target/93304] RISC-V: Function with interrupt attribute use register without save/restore at prologue/epilogue

2020-01-29 Thread cvs-commit at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93304 --- Comment #5 from CVS Commits --- The releases/gcc-9 branch has been updated by Kito Cheng : https://gcc.gnu.org/g:afb84a42ad867c117d0112fbb8edd863bdc0dafe commit r9-8191-gafb84a42ad867c117d0112fbb8edd863bdc0dafe Author: Kito Cheng Date: F

[Bug target/93492] Broken code with -fpatchable-function-entry and -fcf-protection=full

2020-01-29 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93492 Richard Biener changed: What|Removed |Added Keywords||wrong-code Target|x86

[Bug c++/93496] Miscompile of range-for over braced-init-list in constructor of class with virtual inheritance

2020-01-29 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93496 Richard Biener changed: What|Removed |Added Keywords||wrong-code Status|UNCONFIRM

[Bug target/93505] [8/9/10 Regression] wrong code or ICE with __builtin_bswap64() and rotation at -Og

2020-01-29 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93505 --- Comment #1 from Andrew Pinski --- I think this code is undefined

[Bug fortran/93501] [10 regression] gfortran.dg/pr93473.f90 ICEs starting with r10-6295

2020-01-29 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93501 Richard Biener changed: What|Removed |Added Target Milestone|--- |10.0

[Bug target/93505] [8/9/10 Regression] wrong code or ICE with __builtin_bswap64() and rotation at -Og

2020-01-29 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93505 --- Comment #2 from Andrew Pinski --- The reason why I say that is because the shiffter/rotater can be the full 64bit value or a smaller value. For PowerPC, it is the full 64bit value.

[Bug libstdc++/93502] std::regex_match uses stack space proportional to input string length

2020-01-29 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93502 --- Comment #3 from Richard Biener --- Another question would be whether it's easy for the programmer to direct std::regex_match to use the heap?

[Bug tree-optimization/93504] Missed reassociation with constants and not of that constant with IORs

2020-01-29 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93504 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

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