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authorGravatar Gael Guennebaud <g.gael@free.fr>2012-10-24 10:21:41 +0200
committerGravatar Gael Guennebaud <g.gael@free.fr>2012-10-24 10:21:41 +0200
commit138897cc065e7acd2fac56b17faf5c0806f86684 (patch)
treef25e929754f4819ea589938381ef2ceb27b7e8c9 /Eigen
parent9b418afff6b55842f0d996eea879eea7289081f9 (diff)
fix bug #521: __cpuidex is not available on all architectures supported by MSVC
Diffstat (limited to 'Eigen')
-rw-r--r--Eigen/src/Core/util/Memory.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/Eigen/src/Core/util/Memory.h b/Eigen/src/Core/util/Memory.h
index dd48a4a87..69148703e 100644
--- a/Eigen/src/Core/util/Memory.h
+++ b/Eigen/src/Core/util/Memory.h
@@ -745,7 +745,7 @@ public:
__asm__ __volatile__ ("cpuid": "=a" (abcd[0]), "=b" (abcd[1]), "=c" (abcd[2]), "=d" (abcd[3]) : "a" (func), "c" (id) );
# endif
# elif defined(_MSC_VER)
-# if (_MSC_VER > 1500)
+# if (_MSC_VER > 1500) && ( defined(_M_IX86) || defined(_M_X64) )
# define EIGEN_CPUID(abcd,func,id) __cpuidex((int*)abcd,func,id)
# endif
# endif