[Bug target/97417] RISC-V Unnecessary andi instruction when loading volatile bool

2020-12-25 Thread jiawei at iscas dot ac.cn via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97417 --- Comment #59 from jiawei --- Hi Kito, Okay, I will retest the benchmark on gem5. 发自我的小米手机在 "kito at gcc dot gnu.org" ，2020年12月25日 上午11:31写道： https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97417 --- Comment #58 from Ki

[Bug fortran/91648] [9/10/11 Regression] ICE in generate_finalization_wrapper, at fortran/class.c:2009

2020-12-25 Thread tkoenig at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91648 Thomas Koenig changed: What|Removed |Added Blocks||37336 See Also|

[Bug target/92658] x86 lacks vector extend / truncate

2020-12-25 Thread ubizjak at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92658 --- Comment #22 from Uroš Bizjak --- (In reply to Hongtao.liu from comment #21) > Add define_code_attr like aarch64/iterators.md? > > -- > ;; Map rtl objects to optab names > (define_code_attr optab [(ashift "ashl") >

[Bug rtl-optimization/97756] Inefficient handling of 128-bit arguments

2020-12-25 Thread tkoenig at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97756 Thomas Koenig changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug rtl-optimization/48877] Inline asm for rdtsc generates silly code

2020-12-25 Thread vanyacpp at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48877 Ivan Sorokin changed: What|Removed |Added CC||vanyacpp at gmail dot com --- Comment #2

[Bug middle-end/56719] missed optimization: i > 0xffff || i*4 > 0xffff

2020-12-25 Thread vanyacpp at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56719 Ivan Sorokin changed: What|Removed |Added CC||vanyacpp at gmail dot com --- Comment #8

[Bug tree-optimization/47579] STL size() == 0 does unnecessary shift

2020-12-25 Thread vanyacpp at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47579 Ivan Sorokin changed: What|Removed |Added CC||vanyacpp at gmail dot com --- Comment #3

[Bug tree-optimization/98444] New: [10 Regression] compile error with -ftracer and -Werror=format-overflow

2020-12-25 Thread drfiemost at email dot it via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98444 Bug ID: 98444 Summary: [10 Regression] compile error with -ftracer and -Werror=format-overflow Product: gcc Version: 10.2.1 URL: https://github.com/elogind/elogind/iss

[Bug rtl-optimization/48877] Inline asm for rdtsc generates silly code

2020-12-25 Thread luto at kernel dot org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48877 Andy Lutomirski changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug fortran/98445] New: Bogus error: derived type used as an actual argument

2020-12-25 Thread townsend at astro dot wisc.edu via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98445 Bug ID: 98445 Summary: Bogus error: derived type used as an actual argument Product: gcc Version: 10.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compon

[Bug c++/98446] New: C++ modules test failures

2020-12-25 Thread hjl.tools at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98446 Bug ID: 98446 Summary: C++ modules test failures Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee:

[Bug analyzer/98447] New: incorrect -Wanalyzer-shift-count-overflow warning

2020-12-25 Thread vincent-gcc at vinc17 dot net via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98447 Bug ID: 98447 Summary: incorrect -Wanalyzer-shift-count-overflow warning Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

[Bug fortran/92065] [8/9/10/11 Regression] internal compiler error: in expand_expr_real_1

2020-12-25 Thread drikosev at gmail dot com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92065 --- Comment #24 from Ev Drikos --- The hack outlined in comment #23 had raised an error with coarrays that turns to be an uncovered error: https://groups.google.com/g/comp.lang.fortran/c/E3RGBJZt4ag/m/MTXpOqPgAwAJ In short, the hack has no regre

[Bug fortran/92065] [8/9/10/11 Regression] internal compiler error: in expand_expr_real_1

2020-12-25 Thread gtoth at umich dot edu via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92065 --- Comment #25 from Gabor --- I don't want to distract from the effort, but the code I have is way simpler than the code that has the original issue. I have a single class(*) array argument repeated in a few functions, and no other special thing