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More precise C++ features detection

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This commit is contained in:
Christophe Riccio 2013-09-11 01:06:11 +02:00
parent 5c84e480bf
commit 08ada74f36
7 changed files with 56 additions and 20 deletions
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58
glm/core/setup.hpp
View File

@ -477,6 +477,43 @@
# endif//GLM_MODEL
#endif//GLM_MESSAGE
///////////////////////////////////////////////////////////////////////////////////////////////////
// Has of C++ features
#ifndef __has_feature
# define __has_feature(x) 0 // Compatibility with non-clang compilers.
#endif
#ifndef __has_extension
# define __has_extension __has_feature // Compatibility with pre-3.0 compilers.
#endif
// http://clang.llvm.org/cxx_status.html
// http://gcc.gnu.org/projects/cxx0x.html
// http://msdn.microsoft.com/en-us/library/vstudio/hh567368(v=vs.120).aspx
// N1720
#define GLM_HAS_STATIC_ASSERT ( \
(GLM_LANG & GLM_LANG_CXX11_FLAG) || \
((GLM_LANG & GLM_LANG_CXX0X_FLAG) && (GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2010)) || \
((GLM_LANG & GLM_LANG_CXX0X_FLAG) && (GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC43)) || \
__has_feature(cxx_static_assert))
// N1988
#define GLM_HAS_EXTENDED_INTEGER_TYPE ( \
(GLM_LANG & GLM_LANG_CXX11_FLAG) || \
((GLM_LANG & GLM_LANG_CXX0X_FLAG) && (GLM_COMPILER & GLM_COMPILER_VC) && (GLM_COMPILER >= GLM_COMPILER_VC2012)) || \
((GLM_LANG & GLM_LANG_CXX0X_FLAG) && (GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC43)) || \
((GLM_LANG & GLM_LANG_CXX0X_FLAG) && (GLM_COMPILER & GLM_COMPILER_CLANG) && (GLM_COMPILER >= GLM_COMPILER_CLANG29)))
// N2235
#define GLM_HAS_CONSTEXPR ( \
(GLM_LANG & GLM_LANG_CXX11_FLAG) || \
((GLM_LANG & GLM_LANG_CXX0X_FLAG) && (GLM_COMPILER & GLM_COMPILER_GCC) && (GLM_COMPILER >= GLM_COMPILER_GCC46)) || \
__has_feature(cxx_constexpr))
// Not standard
#define GLM_HAS_ANONYMOUS_UNION (GLM_LANG & GLM_LANG_CXXMS_FLAG)
/////////////////
// Platform
@ -594,7 +631,7 @@
///////////////////////////////////////////////////////////////////////////////////////////////////
// Static assert
#if((GLM_LANG & GLM_LANG_CXX0X) == GLM_LANG_CXX0X)
#if GLM_HAS_STATIC_ASSERT
# define GLM_STATIC_ASSERT(x, message) static_assert(x, message)
#elif(defined(BOOST_STATIC_ASSERT))
# define GLM_STATIC_ASSERT(x, message) BOOST_STATIC_ASSERT(x)
@ -648,7 +685,7 @@
#if(defined(GLM_MESSAGES) && !defined(GLM_MESSAGE_SWIZZLE_DISPLAYED))
# define GLM_MESSAGE_SWIZZLE_DISPLAYED
# if defined(GLM_SWIZZLE)
# if defined(GLM_SWIZZL)E
# pragma message("GLM: Swizzling operators enabled")
# else
# pragma message("GLM: Swizzling operators disabled")
@ -664,32 +701,31 @@
# define GLM_ALIGNED_STRUCT(x) __declspec(align(x)) struct
# define GLM_RESTRICT __declspec(restrict)
# define GLM_RESTRICT_VAR __restrict
# define GLM_CONSTEXPR
#elif(GLM_COMPILER & GLM_COMPILER_INTEL)
# define GLM_DEPRECATED
# define GLM_ALIGN(x) __declspec(align(x))
# define GLM_ALIGNED_STRUCT(x) __declspec(align(x)) struct
# define GLM_RESTRICT
# define GLM_RESTRICT_VAR __restrict
# define GLM_CONSTEXPR
#elif(((GLM_COMPILER & (GLM_COMPILER_GCC | GLM_COMPILER_LLVM_GCC)) && (GLM_COMPILER >= GLM_COMPILER_GCC34)) || (GLM_COMPILER & GLM_COMPILER_CLANG))
#elif(GLM_COMPILER & (GLM_COMPILER_GCC | GLM_COMPILER_CLANG))
# define GLM_DEPRECATED __attribute__((__deprecated__))
# define GLM_ALIGN(x) __attribute__((aligned(x)))
# define GLM_ALIGNED_STRUCT(x) struct __attribute__((aligned(x)))
# define GLM_RESTRICT __restrict__
# define GLM_RESTRICT_VAR __restrict__
# if((GLM_COMPILER >= GLM_COMPILER_GCC47) && ((GLM_LANG & GLM_LANG_CXX0X) == GLM_LANG_CXX0X))
# define GLM_CONSTEXPR constexpr
# else
# define GLM_CONSTEXPR
# endif
#else
# define GLM_DEPRECATED
# define GLM_ALIGN
# define GLM_ALIGNED_STRUCT(x)
# define GLM_RESTRICT
# define GLM_RESTRICT_VAR
# define GLM_CONSTEXPR
#endif//GLM_COMPILER
#if GLM_HAS_CONSTEXPR
# define GLM_CONSTEXPR constexpr
#else
# define GLM_CONSTEXPR
#endif
#endif//GLM_SETUP_INCLUDED

4
glm/core/type_int.hpp
View File

@ -31,14 +31,14 @@
#include "setup.hpp"
#if(((GLM_LANG & GLM_LANG_CXX11) == GLM_LANG_CXX11) || (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)))
#if GLM_HAS_EXTENDED_INTEGER_TYPE
# include <cstdint>
#endif
namespace glm{
namespace detail
{
# if((GLM_LANG & GLM_LANG_CXX11) == GLM_LANG_CXX11)
# if GLM_HAS_EXTENDED_INTEGER_TYPE
typedef std::int8_t int8;
typedef std::int16_t int16;
typedef std::int32_t int32;

2
glm/core/type_vec2.hpp
View File

@ -49,7 +49,7 @@ namespace detail
//////////////////////////////////////
// Data
# if((GLM_LANG & GLM_LANG_CXXMS_FLAG) && defined(GLM_SWIZZLE))
# if(GLM_HAS_ANONYMOUS_UNION && defined(GLM_SWIZZLE))
union
{
struct{ T x, y; };

2
glm/core/type_vec3.hpp
View File

@ -49,7 +49,7 @@ namespace detail
//////////////////////////////////////
// Data
# if((GLM_LANG & GLM_LANG_CXXMS_FLAG) && defined(GLM_SWIZZLE))
# if(GLM_HAS_ANONYMOUS_UNION && defined(GLM_SWIZZLE))
union
{
struct{ T x, y, z; };

2
glm/core/type_vec4.hpp
View File

@ -49,7 +49,7 @@ namespace detail
//////////////////////////////////////
// Data
# if((GLM_LANG & GLM_LANG_CXXMS_FLAG) && defined(GLM_SWIZZLE))
# if(GLM_HAS_ANONYMOUS_UNION && defined(GLM_SWIZZLE))
union
{
struct { T r, g, b, a; };

2
test/external/gli/core/image2d.inl vendored
View File

@ -96,7 +96,7 @@ namespace gli
};
return Desc[Format];
};
}
inline image2D::size_type sizeBlock
(

6
test/gtc/gtc_random.cpp
View File

@ -11,7 +11,7 @@
#include <glm/gtc/random.hpp>
#include <glm/gtc/epsilon.hpp>
#include <iostream>
#if((GLM_LANG & GLM_LANG_CXX0X) == GLM_LANG_CXX0X)
#if(GLM_LANG & GLM_LANG_CXX0X_FLAG)
# include <array>
#endif
@ -139,7 +139,7 @@ int test_ballRand()
return Error;
}
/*
#if((GLM_LANG & GLM_LANG_CXX0X) == GLM_LANG_CXX0X)
#if(GLM_LANG & GLM_LANG_CXX0X_FLAG)
int test_grid()
{
int Error = 0;
@ -189,7 +189,7 @@ int main()
Error += test_diskRand();
Error += test_ballRand();
/*
#if((GLM_LANG & GLM_LANG_CXX0X) == GLM_LANG_CXX0X)
#if(GLM_LANG & GLM_LANG_CXX0X_FLAG)
Error += test_grid();
#endif
*/