Buildsystem/MSVC: Enabled /Zc:throwingNew for Visual Studio 2015 builds

More info here: http://blogs.msdn.com/b/vcblog/archive/2015/08/06/new-in-vs-2015-zc-throwingnew.aspx

Closes #15230
This commit is contained in:
Shauren
2015-08-07 00:12:41 +02:00
parent 370f967895
commit dcb1990e93

View File

@@ -18,9 +18,11 @@ if(PLATFORM EQUAL 64)
add_definitions("-D_WIN64")
message(STATUS "MSVC: 64-bit platform, enforced -D_WIN64 parameter")
#Enable extended object support for debug compiles on X64 (not required on X86)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /bigobj")
message(STATUS "MSVC: Enabled increased number of sections in object files")
if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 19.0.23026.0)
#Enable extended object support for debug compiles on X64 (not required on X86)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS_DEBUG} /bigobj")
message(STATUS "MSVC: Enabled increased number of sections in object files")
endif()
else()
# mark 32 bit executables large address aware so they can use > 2GB address space
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /LARGEADDRESSAWARE")
@@ -39,6 +41,17 @@ add_definitions(-D_BUILD_DIRECTIVE=\\"$(ConfigurationName)\\")
# multithreaded compiling on VS
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
# /Zc:throwingNew.
# When you specify Zc:throwingNew on the command line, it instructs the compiler to assume
# that the program will eventually be linked with a conforming operator new implementation,
# and can omit all of these extra null checks from your program.
# http://blogs.msdn.com/b/vcblog/archive/2015/08/06/new-in-vs-2015-zc-throwingnew.aspx
if(NOT (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 19.0.23026.0))
# also enable /bigobj for ALL builds under visual studio 2015, increased number of templates in standard library
# makes this flag a requirement to build TC at all
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Zc:throwingNew /bigobj")
endif()
# Define _CRT_SECURE_CPP_OVERLOAD_STANDARD_NAMES - eliminates the warning by changing the strcpy call to strcpy_s, which prevents buffer overruns
add_definitions(-D_CRT_SECURE_CPP_OVERLOAD_STANDARD_NAMES)
message(STATUS "MSVC: Overloaded standard names")