fix: require Eigen 3.4

STL iterators and C++20 compatibility was only added in Eigen 3.4
TRIQS · Sep 21, 2023 · b795e3d · b795e3d
1 parent 43ed661
commit b795e3d
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/c++/triqs_Nevanlinna/CMakeLists.txt b/c++/triqs_Nevanlinna/CMakeLists.txt
@@ -31,7 +31,7 @@ install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} DESTINATION include FILES_MATCHING
 
 # ========= Library Dependencies ==========
 
-find_package(Eigen3 REQUIRED)
+find_package (Eigen3 3.4 REQUIRED CONFIG)
 target_link_libraries(${PROJECT_NAME}_c PUBLIC Eigen3::Eigen)
 
 find_package(Boost REQUIRED)