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Enable more strict standards conformance in MSVC for rvalue casting and string literal type conversion to non-const types. Also enables generation of intrinsics for more functions.

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Patch by Alexander Riccio

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@256836 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Aaron Ballman 2016-01-05 14:24:01 +00:00
parent eaca36fc81
commit 2498e944fc
1 changed files with 11 additions and 0 deletions
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11
cmake/modules/HandleLLVMOptions.cmake
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@ -363,6 +363,17 @@ if( MSVC )
append("/Zc:inline" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
# Disable string literal const->non-const type conversion
# "When specified, the compiler requires strict const-qualification
# conformance for pointers initialized by using string literals."
append("/Zc:strictStrings" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
# Generate Intrinsic Functions
append("/Oi" CMAKE_C_FLAGS CMAKE_CXX_FLAGS)
# Enforce type conversion rules
append("/Zc:rvalueCast" CMAKE_CXX_FLAGS)
# Disable sized deallocation if the flag is supported. MSVC fails to compile
# the operator new overload in User otherwise.
check_c_compiler_flag("/WX /Zc:sizedDealloc-" SUPPORTS_SIZED_DEALLOC)