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-rw-r--r--Eigen/src/Core/util/Macros.h43
1 files changed, 36 insertions, 7 deletions
diff --git a/Eigen/src/Core/util/Macros.h b/Eigen/src/Core/util/Macros.h
index c7dba1fc4..982b98b50 100644
--- a/Eigen/src/Core/util/Macros.h
+++ b/Eigen/src/Core/util/Macros.h
@@ -129,16 +129,21 @@
#define EIGEN_COMP_MSVC_STRICT 0
#endif
-/// \internal EIGEN_COMP_IBM set to 1 if the compiler is IBM XL C++
-#if defined(__IBMCPP__) || defined(__xlc__)
- #define EIGEN_COMP_IBM 1
+/// \internal EIGEN_COMP_IBM set to xlc version if the compiler is IBM XL C++
+// XLC version
+// 3.1 0x0301
+// 4.5 0x0405
+// 5.0 0x0500
+// 12.1 0x0C01
+#if defined(__IBMCPP__) || defined(__xlc__) || defined(__ibmxl__)
+ #define EIGEN_COMP_IBM __xlC__
#else
#define EIGEN_COMP_IBM 0
#endif
-/// \internal EIGEN_COMP_PGI set to 1 if the compiler is Portland Group Compiler
+/// \internal EIGEN_COMP_PGI set to PGI version if the compiler is Portland Group Compiler
#if defined(__PGI)
- #define EIGEN_COMP_PGI 1
+ #define EIGEN_COMP_PGI (__PGIC__*100+__PGIC_MINOR__)
#else
#define EIGEN_COMP_PGI 0
#endif
@@ -347,9 +352,17 @@
#define EIGEN_OS_WIN_STRICT 0
#endif
-/// \internal EIGEN_OS_SUN set to 1 if the OS is SUN
+/// \internal EIGEN_OS_SUN set to __SUNPRO_C if the OS is SUN
+// compiler solaris __SUNPRO_C
+// version studio
+// 5.7 10 0x570
+// 5.8 11 0x580
+// 5.9 12 0x590
+// 5.10 12.1 0x5100
+// 5.11 12.2 0x5110
+// 5.12 12.3 0x5120
#if (defined(sun) || defined(__sun)) && !(defined(__SVR4) || defined(__svr4__))
- #define EIGEN_OS_SUN 1
+ #define EIGEN_OS_SUN __SUNPRO_C
#else
#define EIGEN_OS_SUN 0
#endif
@@ -546,6 +559,22 @@
#endif
#endif
+#ifndef EIGEN_HAS_ALIGNAS
+#if EIGEN_MAX_CPP_VER>=11 && EIGEN_HAS_CXX11 && \
+ ( __has_feature(cxx_alignas) \
+ || EIGEN_HAS_CXX14 \
+ || (EIGEN_COMP_MSVC >= 1800) \
+ || (EIGEN_GNUC_AT_LEAST(4,8)) \
+ || (EIGEN_COMP_CLANG>=305) \
+ || (EIGEN_COMP_ICC>=1500) \
+ || (EIGEN_COMP_PGI>=1500) \
+ || (EIGEN_COMP_SUN>=0x5130))
+#define EIGEN_HAS_ALIGNAS 1
+#else
+#define EIGEN_HAS_ALIGNAS 0
+#endif
+#endif
+
// Does the compiler support type_traits?
// - full support of type traits was added only to GCC 5.1.0.
// - 20150626 corresponds to the last release of 4.x libstdc++