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Add test coverage for transpose, reverse, bool redux, select, diagonal-of-product at boundaries

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libeigen/eigen!2290

Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
2026-03-12 17:02:58 -07:00
parent 356a9ba1da
commit 6b9275d1a8
5 changed files with 209 additions and 0 deletions
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23
test/product_symm.cpp
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@@ -110,6 +110,26 @@ void symm(int size = Size, int othersize = OtherSize) {
}
}
// Test symmetric products at blocking boundary sizes.
// The existing test uses random sizes; these deterministic sizes exercise
// transitions in GEBP blocking (early-return at 48, block size changes).
template <int>
void product_symm_boundary() {
const int sizes[] = {1, 2, 3, 4, 8, 16, 47, 48, 49, 64, 96, 128};
for (int si = 0; si < 12; ++si) {
int n = sizes[si];
// double, matrix RHS
symm<double, Dynamic, Dynamic>(n, 5);
// double, vector RHS
symm<double, Dynamic, 1>(n);
// float, matrix RHS
symm<float, Dynamic, Dynamic>(n, 7);
// complex float, matrix RHS
symm<std::complex<float>, Dynamic, Dynamic>(n, 3);
}
}
EIGEN_DECLARE_TEST(product_symm) {
for (int i = 0; i < g_repeat; i++) {
CALL_SUBTEST_1((symm<float, Dynamic, Dynamic>(internal::random<int>(1, EIGEN_TEST_MAX_SIZE),
@@ -126,4 +146,7 @@ EIGEN_DECLARE_TEST(product_symm) {
CALL_SUBTEST_7((symm<std::complex<float>, Dynamic, 1>(internal::random<int>(1, EIGEN_TEST_MAX_SIZE))));
CALL_SUBTEST_8((symm<std::complex<double>, Dynamic, 1>(internal::random<int>(1, EIGEN_TEST_MAX_SIZE))));
}
// Deterministic blocking boundary tests (outside g_repeat).
CALL_SUBTEST_9(product_symm_boundary<0>());
}