[PATCH] D47903: [OpenMP] Use C++11 Atomics - barrier, tasking, and lock code

[Roman Lebedev via Phabricator via llvm-commits]

lebedev.ri added subscribers: dblaikie, lebedev.ri.
lebedev.ri added a comment.

Hello.
This broke the build:

  $ ninja
  [0/17] Performing build step for 'libcxx_fuzzer_x86_64'
  ninja: no work to do.
  [2/17] Building CXX object projects/openmp/runtime/src/CMakeFiles/omp.dir/kmp_wait_release.cpp.o
  FAILED: projects/openmp/runtime/src/CMakeFiles/omp.dir/kmp_wait_release.cpp.o 
  /usr/bin/clang++-6.0  -D_DEBUG -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -Domp_EXPORTS -Iprojects/openmp/runtime/src -I/build/openmp/runtime/src -I/usr/include/libxml2 -Iinclude -I/build/llvm/include -I/build/openmp/runtime/src/i18n -I/build/openmp/runtime/src/include/50 -I/build/openmp/runtime/src/thirdparty/ittnotify -g0 -fPIC -fvisibility-inlines-hidden -Werror -Werror=date-time -Werror=unguarded-availability-new -std=c++11 -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wcovered-switch-default -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wstring-conversion -fdiagnostics-color -ffunction-sections -fdata-sections -Werror -std=c++11 -O3 -g0  -fPIC   -UNDEBUG -D _GNU_SOURCE -D _REENTRANT -fno-exceptions -fno-rtti -Wno-sign-compare -Wno-unused-function -Wno-unused-local-typedef -Wno-unused-value -Wno-unused-variable -Wno-switch -Wno-covered-switch-default -Wno-deprecated-register -Wno-gnu-anonymous-struct -Wno-unknown-pragmas -Wno-missing-field-initializers -Wno-missing-braces -Wno-comment -Wno-self-assign -Wno-vla-extension -Wno-format-pedantic -MD -MT projects/openmp/runtime/src/CMakeFiles/omp.dir/kmp_wait_release.cpp.o -MF projects/openmp/runtime/src/CMakeFiles/omp.dir/kmp_wait_release.cpp.o.d -o projects/openmp/runtime/src/CMakeFiles/omp.dir/kmp_wait_release.cpp.o -c /build/openmp/runtime/src/kmp_wait_release.cpp
  In file included from /build/openmp/runtime/src/kmp_wait_release.cpp:14:
  /build/openmp/runtime/src/kmp_wait_release.h:175:29: error: cast from 'volatile void *' to 'void *' drops volatile qualifier [-Werror,-Wcast-qual]
      KMP_FSYNC_SPIN_ACQUIRED(spin);
                              ^
  /build/openmp/runtime/src/kmp_wait_release.h:346:28: error: cast from 'volatile void *' to 'void *' drops volatile qualifier [-Werror,-Wcast-qual]
      KMP_FSYNC_SPIN_PREPARE(spin);
                             ^
  /build/openmp/runtime/src/kmp_wait_release.h:453:27: error: cast from 'volatile void *' to 'void *' drops volatile qualifier [-Werror,-Wcast-qual]
    KMP_FSYNC_SPIN_ACQUIRED(spin);
                            ^
  /build/openmp/runtime/src/kmp_wait_release.h:175:29: error: cast from 'volatile void *' to 'void *' drops volatile qualifier [-Werror,-Wcast-qual]
      KMP_FSYNC_SPIN_ACQUIRED(spin);
                              ^

and several more pages of this.
If this can't be fixed soon (a hour?), *please* revert.


Repository:
  rL LLVM

https://reviews.llvm.org/D47903