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cmake no longer needs to deal with -std=c++11 checks. 

LLVM requires and handles this now and has the correct compiler
version checks. This block of code for cmake in LLDB is no longer
needed.

Summary: cmake no longer needs to deal with -std=c++11 checks.

Reviewers: labath

Subscribers: lldb-commits

Differential Revision: http://reviews.llvm.org/D10994

llvm-svn: 241590
This commit is contained in:
Bruce Mitchener 2015-07-07 14:52:59 +00:00
parent 137d7ba8b2
commit 1f44139a4f
1 changed files with 0 additions and 26 deletions
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26
lldb/cmake/modules/LLDBConfig.cmake
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@ -88,32 +88,6 @@ endif()
include_directories(../clang/include)
include_directories("${CMAKE_CURRENT_BINARY_DIR}/../clang/include")
# lldb requires c++11 to build. Make sure that we have a compiler and standard
# library combination that can do that.
if (NOT MSVC)
# gcc and clang require the -std=c++0x or -std=c++11 flag.
if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "GNU" OR
"${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
if (NOT ("${CMAKE_CXX_FLAGS}" MATCHES "-std=c\\+\\+0x" OR
"${CMAKE_CXX_FLAGS}" MATCHES "-std=gnu\\+\\+0x" OR
"${CMAKE_CXX_FLAGS}" MATCHES "-std=c\\+\\+11" OR
"${CMAKE_CXX_FLAGS}" MATCHES "-std=gnu\\+\\+11"))
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
if (CMAKE_CXX_COMPILER_VERSION VERSION_LESS "4.7")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
endif()
else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
endif()
endif()
endif()
elseif (MSVC_VERSION LESS 1700)
message(FATAL_ERROR "The selected compiler does not support c++11 which is "
"required to build lldb.")
endif()
# Disable GCC warnings
check_cxx_compiler_flag("-Wno-deprecated-declarations"
CXX_SUPPORTS_NO_DEPRECATED_DECLARATIONS)