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-rw-r--r--test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.pass.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.pass.cpp b/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
index a52b50b391cd3..3f86cfe4c7f06 100644
--- a/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
+++ b/test/std/experimental/numeric/numeric.ops/numeric.ops.gcd/gcd.pass.cpp
@@ -129,4 +129,11 @@ int main()
assert((do_test<long, int>(non_cce)));
assert((do_test<int, long long>(non_cce)));
assert((do_test<long long, int>(non_cce)));
+
+// LWG#2792
+ {
+ auto res = std::experimental::gcd((int64_t)1234, (int32_t)-2147483648);
+ static_assert( std::is_same<decltype(res), std::common_type<int64_t, int32_t>::type>::value, "");
+ assert(res == 2);
+ }
}