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* [Bug c++/100111] New: `-fno-elide-constructors` causes ICE in GCC 10.3
@ 2021-04-16  5:37 lh_mouse at 126 dot com
  2021-04-16  7:36 ` [Bug c++/100111] [10/11 Regression] `-fno-elide-constructors` with `constexpr` ctors " rguenth at gcc dot gnu.org
                   ` (14 more replies)
  0 siblings, 15 replies; 16+ messages in thread
From: lh_mouse at 126 dot com @ 2021-04-16  5:37 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100111

            Bug ID: 100111
           Summary: `-fno-elide-constructors` causes ICE in GCC 10.3
           Product: gcc
           Version: 10.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c++
          Assignee: unassigned at gcc dot gnu.org
          Reporter: lh_mouse at 126 dot com
  Target Milestone: ---
              Host: x86_64-linux-gnu
            Target: x86_64-linux-gnu

Created attachment 50610
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=50610&action=edit
minimum testcase

```
lh_mouse@lhmouse-ideapad ~/Desktop $ cat ice.cc
// g++-10 -fno-elide-constructors ice.cc

struct b {};
struct j : b {
  int e;
  constexpr j(b k) : b(k), e() {}
};
struct g {
  j h;
  constexpr g() : h({}) {}
} a;
lh_mouse@lhmouse-ideapad ~/Desktop $ g++-10 -fno-elide-constructors ice.cc
ice.cc:11:3:   in ‘constexpr’ expansion of ‘a.g::g()’
ice.cc:10:23:   in ‘constexpr’ expansion of ‘((g*)this)->g::h.j::j((b(), b()))’
ice.cc:11:3: internal compiler error: in cxx_eval_store_expression, at
cp/constexpr.c:4939
   11 | } a;
      |   ^
Please submit a full bug report,
with preprocessed source if appropriate.
See <file:///usr/share/doc/gcc-10/README.Bugs> for instructions.
```

```
lh_mouse@lhmouse-ideapad ~/Desktop $ g++-10 -v
Using built-in specs.
COLLECT_GCC=g++-10
COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/10/lto-wrapper
OFFLOAD_TARGET_NAMES=nvptx-none:amdgcn-amdhsa:hsa
OFFLOAD_TARGET_DEFAULT=1
Target: x86_64-linux-gnu
Configured with: ../src/configure -v --with-pkgversion='Ubuntu
10.3.0-1ubuntu1~20.04~2' --with-bugurl=file:///usr/share/doc/gcc-10/README.Bugs
--enable-languages=c,ada,c++,go,brig,d,fortran,objc,obj-c++,m2 --prefix=/usr
--with-gcc-major-version-only --program-suffix=-10
--program-prefix=x86_64-linux-gnu- --enable-shared --enable-linker-build-id
--libexecdir=/usr/lib --without-included-gettext --enable-threads=posix
--libdir=/usr/lib --enable-nls --enable-bootstrap --enable-clocale=gnu
--enable-libstdcxx-debug --enable-libstdcxx-time=yes
--with-default-libstdcxx-abi=new --enable-gnu-unique-object
--disable-vtable-verify --enable-plugin --enable-default-pie --with-system-zlib
--enable-libphobos-checking=release --with-target-system-zlib=auto
--enable-objc-gc=auto --enable-multiarch --disable-werror --with-arch-32=i686
--with-abi=m64 --with-multilib-list=m32,m64,mx32 --enable-multilib
--with-tune=generic
--enable-offload-targets=nvptx-none=/build/gcc-10-S8Osas/gcc-10-10.3.0/debian/tmp-nvptx/usr,amdgcn-amdhsa=/build/gcc-10-S8Osas/gcc-10-10.3.0/debian/tmp-gcn/usr,hsa
--without-cuda-driver --enable-checking=release --build=x86_64-linux-gnu
--host=x86_64-linux-gnu --target=x86_64-linux-gnu
--with-build-config=bootstrap-lto-lean --enable-link-mutex
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 10.3.0 (Ubuntu 10.3.0-1ubuntu1~20.04~2) 
```

^ permalink raw reply	[flat|nested] 16+ messages in thread
end of thread, other threads:[~2022-05-12 21:15 UTC | newest]

Thread overview: 16+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-04-16  5:37 [Bug c++/100111] New: `-fno-elide-constructors` causes ICE in GCC 10.3 lh_mouse at 126 dot com
2021-04-16  7:36 ` [Bug c++/100111] [10/11 Regression] `-fno-elide-constructors` with `constexpr` ctors " rguenth at gcc dot gnu.org
2021-04-16  8:14 ` jakub at gcc dot gnu.org
2021-04-16  9:04 ` jakub at gcc dot gnu.org
2021-04-16 10:16 ` jakub at gcc dot gnu.org
2021-04-16 11:11 ` lh_mouse at 126 dot com
2021-04-16 14:01 ` lh_mouse at 126 dot com
2021-04-16 14:10 ` jason at gcc dot gnu.org
2021-04-16 15:44 ` cvs-commit at gcc dot gnu.org
2021-04-17  3:33 ` [Bug c++/100111] [10 " jason at gcc dot gnu.org
2021-04-20  9:46 ` cvs-commit at gcc dot gnu.org
2021-04-20  9:53 ` jakub at gcc dot gnu.org
2022-04-13 14:18 ` cvs-commit at gcc dot gnu.org
2022-05-06 20:30 ` cvs-commit at gcc dot gnu.org
2022-05-12 20:13 ` cvs-commit at gcc dot gnu.org
2022-05-12 21:15 ` cvs-commit at gcc dot gnu.org

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