remove EIGEN_MAX_CPP_VER=11, test=develop (#25309)

cmake/configure.cmake

@@ -70,10 +70,6 @@ endif()
 if(WITH_GPU)
     add_definitions(-DPADDLE_WITH_CUDA)
     add_definitions(-DEIGEN_USE_GPU)
-    # The compiler fully support const expressions since c++14,
-    # but Eigen use some const expressions such as std::max and std::min, which are not supported in c++11
-    # use following definition to set EIGEN_HAS_CONSTEXPR=0 to avoid compilation error in c++11
-    add_definitions(-DEIGEN_MAX_CPP_VER=11)
 
     FIND_PACKAGE(CUDA REQUIRED)
 

cmake/external/eigen.cmake

@@ -49,9 +49,14 @@ elseif(LINUX)
     # refer to: https://gitlab.com/libeigen/eigen/-/blob/4da2c6b1974827b1999bab652a3d4703e1992d26/Eigen/src/Core/arch/SSE/PacketMath.h#L33-60
     # add -fabi-version=4 could avoid above error, but will cause "double free corruption" when compile with gcc8
     # so use following patch to solve compilation error with different version of gcc.
-    file(TO_NATIVE_PATH ${PADDLE_SOURCE_DIR}/patches/eigen/Geometry_SSE.h native_src)
-    file(TO_NATIVE_PATH ${EIGEN_SOURCE_DIR}/Eigen/src/Geometry/arch/Geometry_SSE.h native_dst)
-    set(EIGEN_PATCH_COMMAND cp ${native_src} ${native_dst})
+    file(TO_NATIVE_PATH ${PADDLE_SOURCE_DIR}/patches/eigen/Geometry_SSE.h native_src1)
+    file(TO_NATIVE_PATH ${EIGEN_SOURCE_DIR}/Eigen/src/Geometry/arch/Geometry_SSE.h native_dst1)
+    # The compiler fully support const expressions since c++14,
+    # but Eigen use some const expressions such as std::max and std::min, which are not supported in c++11
+    # add patch to avoid compilation error in c++11
+    file(TO_NATIVE_PATH ${PADDLE_SOURCE_DIR}/patches/eigen/MathFunctions.h native_src2)
+    file(TO_NATIVE_PATH ${EIGEN_SOURCE_DIR}/Eigen/src/Core/MathFunctions.h native_dst2)
+    set(EIGEN_PATCH_COMMAND cp ${native_src1} ${native_dst1} && cp ${native_src2} ${native_dst2})
 endif()
 
 set(EIGEN_INCLUDE_DIR ${EIGEN_SOURCE_DIR})