Enable -Wcovered-switch-default again, but add -Werror to the checks to make

sure we don't use it with compilers that don't support it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151665 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2012-02-28 23:32:06 +00:00
parent 1485455be0
commit 9993a3aebb
11 changed files with 36 additions and 18 deletions

View File

@@ -182,6 +182,10 @@ elseif( LLVM_COMPILER_IS_GCC_COMPATIBLE )
if (LLVM_ENABLE_PEDANTIC)
add_llvm_definitions( -pedantic -Wno-long-long )
endif (LLVM_ENABLE_PEDANTIC)
check_cxx_compiler_flag("-Werror -Wcovered-switch-default" SUPPORTS_COVERED_SWITCH_DEFAULT_FLAG)
if( SUPPORTS_COVERED_SWITCH_DEFAULT_FLAG )
add_llvm_definitions( -Wcovered-switch-default )
endif()
endif (LLVM_ENABLE_WARNINGS)
if (LLVM_ENABLE_WERROR)
add_llvm_definitions( -Werror )