eigen_diag.hpp

#ifndef __EIGEN_DIAG_HPP__
#define __EIGEN_DIAG_HPP__
 
#define DO_PRAGMA(x) _Pragma(#x)
 
#ifndef IGNORE_EIGEN_DIAG
 
#  define EIGEN_DIAG_PUSH                                                      \
    DO_PRAGMA(GCC diagnostic push)                                             \
    DO_PRAGMA(GCC diagnostic ignored "-Wunused-but-set-variable")              \
    DO_PRAGMA(GCC diagnostic ignored "-Wnan-infinity-disabled")
 
#  define EIGEN_DIAG_POP DO_PRAGMA(GCC diagnostic pop)
 
#else
 
/* Diagnostics disabled → macros expand to nothing */
#  define EIGEN_DIAG_PUSH
#  define EIGEN_DIAG_POP
 
#endif
 
#endif