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kmeans: work around an ICE in clang-19 tests

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This commit is contained in:
Danny Robson 2024-08-06 14:49:36 +10:00
parent 379837bbc7
commit 428e5c683d
1 changed files with 9 additions and 1 deletions
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10
test/kmeans.cpp
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@ -17,7 +17,15 @@ main ()
std::array<cruft::point3f,1> q; std::array<cruft::point3f,1> q;
cruft::kmeans (cruft::view{p}, cruft::view{q}); cruft::kmeans (cruft::view{p}, cruft::view{q});
tap.expect_eq (p, q, "single point, single k"); // clang#19-rc2: ICE when instantiating p == q
//
// clang++-19: clang/include/clang/AST/DeclTemplate.h:1938:
// void clang::ClassTemplateSpecializationDecl::setPointOfInstantiation(clang::SourceLocation):
// Assertion `Loc.isValid() && "point of instantiation must be valid!"' failed.
//
// So just compare the items directly.
static_assert (p.size () == q.size ());
tap.expect_eq (p[0], q[0], "single point, single k");
} }
// create two vectors, check if the mean converges to their average // create two vectors, check if the mean converges to their average