diff options
| author | Aaron Ballman <aaron@aaronballman.com> | 2018-09-04 12:03:49 +0000 |
|---|---|---|
| committer | Aaron Ballman <aaron@aaronballman.com> | 2018-09-04 12:03:49 +0000 |
| commit | 24a8df2c420ee959f27acae6bac2969cdd0a5388 (patch) | |
| tree | e9f279c0f67af711f2cae05b272f6974b0e9ef35 /cmake | |
| parent | cf0bf50e1621f240f139de75acc0ae94b4eb5039 (diff) | |
Disable -Wnoexcept-type due to false positives with GCC.
GCC triggers false positives if a nothrow function is called through a template argument. See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80985 for details. The LLVM libraries have no stable C++ API, so the warning is not useful.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@341361 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'cmake')
| -rw-r--r-- | cmake/modules/HandleLLVMOptions.cmake | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/cmake/modules/HandleLLVMOptions.cmake b/cmake/modules/HandleLLVMOptions.cmake index 05cf9026953..6385b85d203 100644 --- a/cmake/modules/HandleLLVMOptions.cmake +++ b/cmake/modules/HandleLLVMOptions.cmake @@ -585,6 +585,10 @@ if (LLVM_ENABLE_WARNINGS AND (LLVM_COMPILER_IS_GCC_COMPATIBLE OR CLANG_CL)) check_cxx_compiler_flag("-Wclass-memaccess" CXX_SUPPORTS_CLASS_MEMACCESS_FLAG) append_if(CXX_SUPPORTS_CLASS_MEMACCESS_FLAG "-Wno-class-memaccess" CMAKE_CXX_FLAGS) + # The LLVM libraries have no stable C++ API, so -Wnoexcept-type is not useful. + check_cxx_compiler_flag("-Wnoexcept-type" CXX_SUPPORTS_NOEXCEPT_TYPE_FLAG) + append_if(CXX_SUPPORTS_NOEXCEPT_TYPE_FLAG "-Wno-noexcept-type" CMAKE_CXX_FLAGS) + # Check if -Wnon-virtual-dtor warns even though the class is marked final. # If it does, don't add it. So it won't be added on clang 3.4 and older. # This also catches cases when -Wnon-virtual-dtor isn't supported by |