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Reverting r285406, which was a temporary workaround to get one of the documentation bots upgraded to something newer than GCC 4.7. This restores the check for GCC 4.8.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@286822 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Aaron Ballman 2016-11-14 13:33:51 +00:00
parent bdeedc78d8
commit 91298c77ea
1 changed files with 3 additions and 5 deletions
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8
cmake/modules/CheckCompilerVersion.cmake
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@ -8,9 +8,8 @@ if(NOT DEFINED LLVM_COMPILER_CHECKED)
if(NOT LLVM_FORCE_USE_OLD_TOOLCHAIN)
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# FIXME: Change this to 4.8 once documentation builder bot is upgraded
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.7)
message(FATAL_ERROR "Host GCC version must be at least 4.7!")
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8)
message(FATAL_ERROR "Host GCC version must be at least 4.8!")
endif()
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.1)
@ -36,8 +35,7 @@ std::atomic<float> x(0.0f);
int main() { return (float)x; }"
LLVM_NO_OLD_LIBSTDCXX)
if(NOT LLVM_NO_OLD_LIBSTDCXX)
# FIXME: Change this to 4.8 once documentation builder bot is upgraded
message(FATAL_ERROR "Host Clang must be able to find libstdc++4.7 or newer!")
message(FATAL_ERROR "Host Clang must be able to find libstdc++4.8 or newer!")
endif()
set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS})
set(CMAKE_REQUIRED_LIBRARIES ${OLD_CMAKE_REQUIRED_LIBRARIES})