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Fix bug #729: Use alloca if it is defined

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This commit is contained in:
Christoph Hertzberg 2014-06-23 11:04:12 +02:00
parent 0ddde223e9
commit 1c3843bf86
1 changed files with 1 additions and 1 deletions
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Eigen/src/Core/util/Memory.h
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@ -552,7 +552,7 @@ template<typename T> struct smart_memmove_helper<T,false> {
// you can overwrite Eigen's default behavior regarding alloca by defining EIGEN_ALLOCA // you can overwrite Eigen's default behavior regarding alloca by defining EIGEN_ALLOCA
// to the appropriate stack allocation function // to the appropriate stack allocation function
#ifndef EIGEN_ALLOCA #ifndef EIGEN_ALLOCA
#if (defined __linux__) || (defined __APPLE__) #if (defined __linux__) || (defined __APPLE__) || (defined alloca)
#define EIGEN_ALLOCA alloca #define EIGEN_ALLOCA alloca
#elif defined(_MSC_VER) #elif defined(_MSC_VER)
#define EIGEN_ALLOCA _alloca #define EIGEN_ALLOCA _alloca