Allow old Fortran code for LAPACK tests to compile despite argument mismatch errors (REAL passed to COMPLEX workspace argument) with GNU Fortran 10.

This commit is contained in:
Rasmus Munk Larsen 2021-08-30 12:26:39 -07:00
parent 3324389f6d
commit 7e096ddcb0

View File

@ -5,6 +5,13 @@ include(CheckLanguage)
check_language(Fortran)
if(CMAKE_Fortran_COMPILER)
enable_language(Fortran)
if("${CMAKE_Fortran_COMPILER_ID}" STREQUAL "GNU")
if ("${CMAKE_Fortran_COMPILER_VERSION}" VERSION_GREATER_EQUAL 10.0)
# We use an old version of LAPACK with argument type mismatches.
# Allow them to compile anyway with newer GNU versions.
set(CMAKE_Fortran_FLAGS "${CMAKE_Fortran_FLAGS} -fallow-argument-mismatch")
endif()
endif()
set(EIGEN_Fortran_COMPILER_WORKS ON)
else()
set(EIGEN_Fortran_COMPILER_WORKS OFF)