Work around a gcc-7 bug in building Debug version of Sleef (#26993)

Summary:
We always build the Release version of Sleef on gcc 7.

    Sep 26 02:59:19 cd /var/lib/jenkins/cpp-build/caffe2/build/sleef/src/libm && /opt/cache/bin/cc  -DDORENAME=1 -DENABLE_ALIAS=1 -DENABLE_BUILTIN_MATH=1 -DENABLE_PUREC_SCALAR=1 -DENABLE_SYS_getrandom=1 -DHAVE_MALLOC_USABLE_SIZE=1 -DHAVE_MMAP=1 -DHAVE_SHM_OPEN=1 -DHAVE_SHM_UNLINK=1 -DIDEEP_USE_MKL -DONNX_ML=1 -DONNX_NAMESPACE=onnx_torch -DSLEEF_STATIC_LIBS=1 -DTH_BLAS_MKL -D_FILE_OFFSET_BITS=64 -I/var/lib/jenkins/cpp-build/caffe2/build/aten/src -I/var/lib/jenkins/workspace/aten/src -I/var/lib/jenkins/cpp-build/caffe2/build -I/var/lib/jenkins/workspace -isystem /var/lib/jenkins/cpp-build/caffe2/build/third_party/gloo -isystem /var/lib/jenkins/workspace/cmake/../third_party/gloo -isystem /var/lib/jenkins/workspace/cmake/../third_party/googletest/googlemock/include -isystem /var/lib/jenkins/workspace/cmake/../third_party/googletest/googletest/include -isystem /var/lib/jenkins/workspace/third_party/protobuf/src -isystem /opt/python/2.7.9/include -isystem /var/lib/jenkins/workspace/third_party/gemmlowp -isystem /var/lib/jenkins/workspace/third_party/neon2sse -I/var/lib/jenkins/workspace/cmake/../third_party/benchmark/include -isystem /var/lib/jenkins/workspace/third_party -isystem /var/lib/jenkins/workspace/cmake/../third_party/eigen -isystem /var/lib/jenkins/workspace/torch/include -isystem /opt/rocm/hip/include -isystem /include -I/var/lib/jenkins/cpp-build/caffe2/build/caffe2/contrib/aten -I/var/lib/jenkins/workspace/third_party/onnx -I/var/lib/jenkins/cpp-build/caffe2/build/third_party/onnx -I/var/lib/jenkins/workspace/third_party/foxi -I/var/lib/jenkins/cpp-build/caffe2/build/third_party/foxi -isystem /var/lib/jenkins/workspace/third_party/ideep/include -I/var/lib/jenkins/workspace/third_party/NNPACK/include -I/var/lib/jenkins/workspace/third_party/NNPACK/src -I/var/lib/jenkins/workspace/third_party/cpuinfo/include -I/var/lib/jenkins/workspace/third_party/pthreadpool/include -I/var/lib/jenkins/workspace/third_party/FXdiv/include -I/var/lib/jenkins/workspace/third_party/psimd/include -I/var/lib/jenkins/workspace/third_party/FP16/include -I/var/lib/jenkins/workspace/third_party/sleef/src/common -I/var/lib/jenkins/workspace/third_party/sleef/src/arch -I/var/lib/jenkins/cpp-build/caffe2/build/sleef/src/libm/include -I/var/lib/jenkins/workspace/third_party/sleef/src/libm  -Wall -Wno-unused -Wno-attributes -Wno-unused-result -Wno-psabi -ffp-contract=off -fno-math-errno -fno-trapping-math -g -O1 -fPIC   -DCAFFE2_USE_GLOO -DHAVE_GCC_GET_CPUID -DUSE_AVX -DUSE_AVX2 -DTH_HAVE_THREAD -std=gnu99 -o CMakeFiles/sleefpurec_scalar.dir/sleefsimdsp.c.o   -c /var/lib/jenkins/workspace/third_party/sleef/src/libm/sleefsimdsp.c
    Sep 26 02:59:20 /var/lib/jenkins/workspace/third_party/sleef/src/libm/sleefsimdsp.c: In function 'gammafk':
    Sep 26 02:59:20 /var/lib/jenkins/workspace/third_party/sleef/src/libm/sleefsimdsp.c:3103:1: internal compiler error: in trunc_int_for_mode, at explow.c:55
    Sep 26 02:59:20  }
    Sep 26 02:59:20  ^
    Sep 26 02:59:20 Please submit a full bug report,
    Sep 26 02:59:20 with preprocessed source if appropriate.
    Sep 26 02:59:20 See <file:///usr/share/doc/gcc-7/README.Bugs> for instructions.
    Sep 26 02:59:20 sleef/src/libm/CMakeFiles/sleefpurec_scalar.dir/build.make:67: recipe for target 'sleef/src/libm/CMakeFiles/sleefpurec_scalar.dir/sleefsimdsp.c.o' failed
    Sep 26 02:59:20 make[2]: Leaving directory '/var/lib/jenkins/cpp-build/caffe2/build'

Also updated Sleef submodule to include fixes that are missed in https://github.com/pytorch/pytorch/issues/26749

https://github.com/pytorch/pytorch/issues/26994 provides a potentially cleaner fix

Close https://github.com/pytorch/pytorch/issues/26892
Pull Request resolved: https://github.com/pytorch/pytorch/pull/26993

Differential Revision: D17669103

Pulled By: ezyang

fbshipit-source-id: 1b87a4a8fecc6441de3b008aee6929537768be1a

aten/src/ATen/CMakeLists.txt

@@ -243,7 +243,20 @@ if(NOT MSVC AND NOT EMSCRIPTEN AND NOT INTERN_BUILD_MOBILE)
   set(BUILD_DFT OFF CACHE BOOL "Don't build sleef DFT lib" FORCE)
   set(BUILD_GNUABI_LIBS OFF CACHE BOOL "Don't build sleef gnuabi libs" FORCE)
   set(BUILD_TESTS OFF CACHE BOOL "Don't build sleef tests" FORCE)
+  set(OLD_CMAKE_BUILD_TYPE ${CMAKE_BUILD_TYPE})
+  if("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU" AND
+      CMAKE_C_COMPILER_VERSION VERSION_GREATER 6.9 AND CMAKE_C_COMPILER_VERSION VERSION_LESS 8)
+    set(GCC_7 True)
+  else()
+    set(GCC_7 False)
+  endif()
+  if(GCC_7)
+    set(CMAKE_BUILD_TYPE Release)  # Always build Sleef as a Release build to work around a gcc-7 bug
+  endif()
   add_subdirectory("${CMAKE_CURRENT_SOURCE_DIR}/../../../third_party/sleef" ${CMAKE_BINARY_DIR}/sleef)
+  if(GCC_7)
+    set(CMAKE_BUILD_TYPE ${OLD_CMAKE_BUILD_TYPE})
+  endif()
   set_property(TARGET sleef PROPERTY FOLDER "dependencies")
   list(APPEND ATen_THIRD_PARTY_INCLUDE ${CMAKE_BINARY_DIR}/include)
   link_directories(${CMAKE_BINARY_DIR}/sleef/lib)