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Restore EIGEN_EMPTY_STRUCT_CTOR as a no-op macro for backward compatibility

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libeigen/eigen!2231

Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
2026-03-01 11:44:38 -08:00
parent 77d9173596
commit c20b6f5c41
1 changed files with 4 additions and 0 deletions
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4
Eigen/src/Core/util/Macros.h
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@@ -1018,6 +1018,10 @@
#define EIGEN_DEPRECATED_WITH_REASON(message)
#endif
// Deprecated no-op macro. Was a workaround for GCC 4.3 empty struct issues, removed in Eigen 5.0.
// Defined here for backward compatibility with downstream code that still references it.
#define EIGEN_EMPTY_STRUCT_CTOR(X)
#if EIGEN_COMP_GNUC
#define EIGEN_UNUSED __attribute__((unused))
#else