[libcxx-commits] [PATCH] D69882: [libc++] [P0325] Implement to_array from LFTS with updates.

Thu Jan 30 18:05:45 PST 2020

davezarzycki added a comment.

This breaks the test suite when built "Release" without assertions enabled  (Fedora 31 on x86_64). Can we please revert this?
``
FAIL: libc++ :: std/con:q:qtainers/sequences/array/array.creation/to_array.fail.cpp (53333 of 61086)

- TEST 'libc++ :: std/containers/sequences/array/array.creation/to_array.fail.cpp' FAILED ********************

Command: ['/usr/bin/clang++', '-o', '/dev/null', '-x', 'c++', '/home/dave/s/lp/libcxx/test/std/containers/sequences/array/array.creation/to_array.fail.cpp', '-c', '-v', '-ftemplate-depth=270', '-fsyntax-only', '-Xclang', '-verify', '-Xclang', '-verify-ignore-unexpected=note', '-ferror-limit=1024', '-Werror=thread-safety', '-std=c++2a', '-include', '/home/dave/s/lp/libcxx/test/support/nasty_macros.h', '-nostdinc++', '-I/home/dave/s/lp/libcxx/include', '-I/tmp/_update_lc/r/projects/libcxx/include/c++build', '-D__STDC_FORMAT_MACROS', '-D__STDC_LIMIT_MACROS', '-D__STDC_CONSTANT_MACROS', '-I/home/dave/s/lp/libcxx/test/support', '-DLIBCXX_FILESYSTEM_STATIC_TEST_ROOT="/home/dave/s/lp/libcxx/test/std/input.output/filesystems/Inputs/static_test_env"', '-DLIBCXX_FILESYSTEM_DYNAMIC_TEST_ROOT="/tmp/_update_lc/r/projects/libcxx/test/filesystem/Output/dynamic_env"', '-DLIBCXX_FILESYSTEM_DYNAMIC_TEST_HELPER="/usr/bin/python /home/dave/s/lp/libcxx/test/support/filesystem_dynamic_test_helper.py"', '-D_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER', '-Wall', '-Wextra', '-Werror', '-Wuser-defined-warnings', '-Wshadow', '-Wno-unused-command-line-argument', '-Wno-attributes', '-Wno-pessimizing-move', '-Wno-c++11-extensions', '-Wno-user-defined-literals', '-Wno-noexcept-type', '-Wsign-compare', '-Wunused-variable', '-Wunused-parameter', '-Wunreachable-code', '-Wno-error=user-defined-warnings', '-c']
Exit Code: 1

Standard Error:
---------------

clang version 9.0.0 (Fedora 9.0.0-1.fc31)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /usr/bin
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-redhat-linux/9
Found candidate GCC installation: /usr/lib/gcc/x86_64-redhat-linux/9
Selected GCC installation: /usr/bin/../lib/gcc/x86_64-redhat-linux/9
Candidate multilib: .;@m64
Candidate multilib: 32;@m32
Selected multilib: .;@m64
 "/usr/bin/clang-9" -cc1 -triple x86_64-unknown-linux-gnu -fsyntax-only -disable-free -disable-llvm-verifier -discard-value-names -main-file-name to_array.fail.cpp -mrelocation-model static -mthread-model posix -mdisable-fp-elim -fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -fuse-init-array -target-cpu x86-64 -dwarf-column-info -debugger-tuning=gdb -v -nostdinc++ -resource-dir /usr/lib64/clang/9.0.0 -include /home/dave/s/lp/libcxx/test/support/nasty_macros.h -I /home/dave/s/lp/libcxx/include -I /tmp/_update_lc/r/projects/libcxx/include/c++build -D __STDC_FORMAT_MACROS -D __STDC_LIMIT_MACROS -D __STDC_CONSTANT_MACROS -I /home/dave/s/lp/libcxx/test/support -D "LIBCXX_FILESYSTEM_STATIC_TEST_ROOT=\"/home/dave/s/lp/libcxx/test/std/input.output/filesystems/Inputs/static_test_env\"" -D "LIBCXX_FILESYSTEM_DYNAMIC_TEST_ROOT=\"/tmp/_update_lc/r/projects/libcxx/test/filesystem/Output/dynamic_env\"" -D "LIBCXX_FILESYSTEM_DYNAMIC_TEST_HELPER=\"/usr/bin/python /home/dave/s/lp/libcxx/test/support/filesystem_dynamic_test_helper.py\"" -D _LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER -internal-isystem /usr/local/include -internal-isystem /usr/lib64/clang/9.0.0/include -internal-externc-isystem /include -internal-externc-isystem /usr/include -Werror=thread-safety -Wall -Wextra -Werror -Wuser-defined-warnings -Wshadow -Wno-unused-command-line-argument -Wno-attributes -Wno-pessimizing-move -Wno-c++11-extensions -Wno-user-defined-literals -Wno-noexcept-type -Wsign-compare -Wunused-variable -Wunused-parameter -Wunreachable-code -Wno-error=user-defined-warnings -std=c++2a -fdeprecated-macro -fdebug-compilation-dir /tmp/_update_lc/r -ftemplate-depth 270 -ferror-limit 1024 -fmessage-length 0 -fno-implicit-modules -fobjc-runtime=gcc -fcxx-exceptions -fexceptions -fdiagnostics-show-option -verify -verify-ignore-unexpected=note -faddrsig -x c++ /home/dave/s/lp/libcxx/test/std/containers/sequences/array/array.creation/to_array.fail.cpp
clang -cc1 version 9.0.0 based upon LLVM 9.0.0 default target x86_64-unknown-linux-gnu
ignoring nonexistent directory "/include"
#include "..." search starts here:
#include <...> search starts here:
 /home/dave/s/lp/libcxx/include
 /tmp/_update_lc/r/projects/libcxx/include/c++build
 /home/dave/s/lp/libcxx/test/support
 /usr/local/include
 /usr/lib64/clang/9.0.0/include
 /usr/include
End of search list.
error: 'error' diagnostics expected but not seen:

  File /home/dave/s/lp/libcxx/test/std/containers/sequences/array/array.creation/to_array.fail.cpp Line 20: here
  File /home/dave/s/lp/libcxx/test/std/containers/sequences/array/array.creation/to_array.fail.cpp Line 25: here
  File /home/dave/s/lp/libcxx/test/std/containers/sequences/array/array.creation/to_array.fail.cpp Line 30: here

error: 'error' diagnostics seen but not expected:

  File /home/dave/s/lp/libcxx/include/array Line 499: static_assert failed due to requirement '!is_array_v<char [6]>' "[array.creation]/1: to_array does not accept multidimensional arrays."
  File /home/dave/s/lp/libcxx/include/array Line 502: static_assert failed due to requirement 'is_constructible_v<char [6], char (&)[6]>' "[array.creation]/1: to_array requires copy constructible elements."
  File /home/dave/s/lp/libcxx/include/array Line 487: cannot initialize an array element of type 'char' with an lvalue of type 'char [6]'
  File /home/dave/s/lp/libcxx/include/array Line 487: cannot initialize an array element of type 'char' with an lvalue of type 'char [6]'
  File /home/dave/s/lp/libcxx/include/array Line 487: cannot initialize an array element of type 'char' with an lvalue of type 'char [6]'
  File /home/dave/s/lp/libcxx/include/array Line 487: suggest braces around initialization of subobject
  File /home/dave/s/lp/libcxx/include/array Line 502: static_assert failed due to requirement 'is_constructible_v<MoveOnly, MoveOnly &>' "[array.creation]/1: to_array requires copy constructible elements."
  File /home/dave/s/lp/libcxx/include/array Line 487: calling a private constructor of class 'MoveOnly'
  File /home/dave/s/lp/libcxx/include/array Line 514: static_assert failed due to requirement 'is_move_constructible_v<const MoveOnly>' "[array.creation]/4: to_array requires move constructible elements."
  Line 493: calling a private constructor of class 'MoveOnly'

13 errors generated.
--------------------

Expected compilation using verify to pass!

********************

Testing:  0.. 10.. 20.. 30.. 40.. 50.. 60.. 70.. 80.. 90..

10 warning(s) in tests

Testing Time: 140.79s

********************

Failing Tests (1):

    libc++ :: std/containers/sequences/array/array.creation/to_array.fail.cpp

  Expected Passes    : 44195
  Expected Failures  : 99
  Unsupported Tests  : 16791
  Unexpected Failures: 1

FAILED: CMakeFiles/check-all

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D69882/new/

https://reviews.llvm.org/D69882