diff options
Diffstat (limited to 'extern/Eigen3/Eigen/src/Core/util/Macros.h')
| -rw-r--r-- | extern/Eigen3/Eigen/src/Core/util/Macros.h | 36 |
1 files changed, 20 insertions, 16 deletions
diff --git a/extern/Eigen3/Eigen/src/Core/util/Macros.h b/extern/Eigen3/Eigen/src/Core/util/Macros.h index 6c3f1e421f0..b7c2b79af92 100644 --- a/extern/Eigen3/Eigen/src/Core/util/Macros.h +++ b/extern/Eigen3/Eigen/src/Core/util/Macros.h @@ -1,3 +1,4 @@ + // This file is part of Eigen, a lightweight C++ template library // for linear algebra. // @@ -28,7 +29,7 @@ #define EIGEN_WORLD_VERSION 3 #define EIGEN_MAJOR_VERSION 0 -#define EIGEN_MINOR_VERSION 2 +#define EIGEN_MINOR_VERSION 5 #define EIGEN_VERSION_AT_LEAST(x,y,z) (EIGEN_WORLD_VERSION>x || (EIGEN_WORLD_VERSION>=x && \ (EIGEN_MAJOR_VERSION>y || (EIGEN_MAJOR_VERSION>=y && \ @@ -45,7 +46,7 @@ #define EIGEN_GNUC_AT_MOST(x,y) 0 #endif -#if EIGEN_GNUC_AT_MOST(4,3) +#if EIGEN_GNUC_AT_MOST(4,3) && !defined(__clang__) // see bug 89 #define EIGEN_SAFE_TO_USE_STANDARD_ASSERT_MACRO 0 #else @@ -130,31 +131,34 @@ #define EIGEN_MAKESTRING2(a) #a #define EIGEN_MAKESTRING(a) EIGEN_MAKESTRING2(a) -// EIGEN_ALWAYS_INLINE_ATTRIB should be use in the declaration of function -// which should be inlined even in debug mode. -// FIXME with the always_inline attribute, -// gcc 3.4.x reports the following compilation error: -// Eval.h:91: sorry, unimplemented: inlining failed in call to 'const Eigen::Eval<Derived> Eigen::MatrixBase<Scalar, Derived>::eval() const' -// : function body not available -#if EIGEN_GNUC_AT_LEAST(4,0) -#define EIGEN_ALWAYS_INLINE_ATTRIB __attribute__((always_inline)) -#else -#define EIGEN_ALWAYS_INLINE_ATTRIB -#endif - #if EIGEN_GNUC_AT_LEAST(4,1) && !defined(__clang__) && !defined(__INTEL_COMPILER) #define EIGEN_FLATTEN_ATTRIB __attribute__((flatten)) #else #define EIGEN_FLATTEN_ATTRIB #endif -// EIGEN_FORCE_INLINE means "inline as much as possible" +// EIGEN_STRONG_INLINE is a stronger version of the inline, using __forceinline on MSVC, +// but it still doesn't use GCC's always_inline. This is useful in (common) situations where MSVC needs forceinline +// but GCC is still doing fine with just inline. #if (defined _MSC_VER) || (defined __INTEL_COMPILER) #define EIGEN_STRONG_INLINE __forceinline #else #define EIGEN_STRONG_INLINE inline #endif +// EIGEN_ALWAYS_INLINE is the stronget, it has the effect of making the function inline and adding every possible +// attribute to maximize inlining. This should only be used when really necessary: in particular, +// it uses __attribute__((always_inline)) on GCC, which most of the time is useless and can severely harm compile times. +// FIXME with the always_inline attribute, +// gcc 3.4.x reports the following compilation error: +// Eval.h:91: sorry, unimplemented: inlining failed in call to 'const Eigen::Eval<Derived> Eigen::MatrixBase<Scalar, Derived>::eval() const' +// : function body not available +#if EIGEN_GNUC_AT_LEAST(4,0) +#define EIGEN_ALWAYS_INLINE __attribute__((always_inline)) inline +#else +#define EIGEN_ALWAYS_INLINE EIGEN_STRONG_INLINE +#endif + #if (defined __GNUC__) #define EIGEN_DONT_INLINE __attribute__((noinline)) #elif (defined _MSC_VER) @@ -249,7 +253,7 @@ #define EIGEN_UNUSED_VARIABLE(var) (void)var; #if (defined __GNUC__) -#define EIGEN_ASM_COMMENT(X) asm("#"X) +#define EIGEN_ASM_COMMENT(X) asm("#" X) #else #define EIGEN_ASM_COMMENT(X) #endif |