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authorRafael Espindola <rafael.espindola@gmail.com>2012-02-28 23:32:06 +0000
committerRafael Espindola <rafael.espindola@gmail.com>2012-02-28 23:32:06 +0000
commit9993a3aebb27c5cac55429a23af2d2a0f129cb95 (patch)
treea6d7ba55042342df7c025027bedb4c583da2c492 /cmake
parent1485455be0310c6b24f096823029e08867531016 (diff)
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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
Diffstat (limited to 'cmake')
-rw-r--r--cmake/modules/HandleLLVMOptions.cmake4
1 files changed, 4 insertions, 0 deletions
diff --git a/cmake/modules/HandleLLVMOptions.cmake b/cmake/modules/HandleLLVMOptions.cmake
index 496e8b3f54..0a5c02f5ba 100644
--- a/cmake/modules/HandleLLVMOptions.cmake
+++ b/cmake/modules/HandleLLVMOptions.cmake
@@ -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 )