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Add -Wno-covered-switch-default while compiling libc++ 

fstream has a switch over ios_base::seekdir which provides a defensive default
case. This seems like the right thing for fstream to do, but we need to disable
clangs warning during the build to allow this.

llvm-svn: 273092
This commit is contained in:
Eric Fiselier 2016-06-18 18:55:18 +00:00
parent 824ed8c03e
commit b88d8f6346
1 changed files with 1 additions and 0 deletions
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libcxx/CMakeLists.txt
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@ -310,6 +310,7 @@ add_definitions(-D_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
add_compile_flags_if_supported( add_compile_flags_if_supported(
-Wall -W -Wwrite-strings -Wall -W -Wwrite-strings
-Wno-unused-parameter -Wno-long-long -Wno-user-defined-literals -Wno-unused-parameter -Wno-long-long -Wno-user-defined-literals
-Wno-covered-switch-default
-Werror=return-type) -Werror=return-type)
if (LIBCXX_ENABLE_WERROR) if (LIBCXX_ENABLE_WERROR)
add_compile_flags_if_supported(-Werror) add_compile_flags_if_supported(-Werror)