@@ -153,27 +153,27 @@ void test_vector_from_string() {
153153 assert_equal (pqxx::from_string<pgvector::Vector>(" []" ), pgvector::Vector (std::vector<float >{}));
154154
155155 assert_exception<pqxx::conversion_error>([] {
156- auto unused = pqxx::from_string<pgvector::Vector>(" " );
156+ auto _ = pqxx::from_string<pgvector::Vector>(" " );
157157 }, " Malformed vector literal" );
158158
159159 assert_exception<pqxx::conversion_error>([] {
160- auto unused = pqxx::from_string<pgvector::Vector>(" [" );
160+ auto _ = pqxx::from_string<pgvector::Vector>(" [" );
161161 }, " Malformed vector literal" );
162162
163163 assert_exception<pqxx::conversion_error>([] {
164- auto unused = pqxx::from_string<pgvector::Vector>(" [hello]" );
164+ auto _ = pqxx::from_string<pgvector::Vector>(" [hello]" );
165165 }, float_error (" Could not convert 'hello' to float: Invalid argument." ));
166166
167167 assert_exception<pqxx::conversion_error>([] {
168- auto unused = pqxx::from_string<pgvector::Vector>(" [4e38]" );
168+ auto _ = pqxx::from_string<pgvector::Vector>(" [4e38]" );
169169 }, float_error (" Could not convert '4e38' to float: Value out of range." ));
170170
171171 assert_exception<pqxx::conversion_error>([] {
172- auto unused = pqxx::from_string<pgvector::Vector>(" [,]" );
172+ auto _ = pqxx::from_string<pgvector::Vector>(" [,]" );
173173 }, float_error (" Could not convert '' to float: Invalid argument." ));
174174
175175 assert_exception<pqxx::conversion_error>([] {
176- auto unused = pqxx::from_string<pgvector::Vector>(" [1,]" );
176+ auto _ = pqxx::from_string<pgvector::Vector>(" [1,]" );
177177 }, float_error (" Could not convert '' to float: Invalid argument." ));
178178}
179179
@@ -191,27 +191,27 @@ void test_halfvec_from_string() {
191191 assert_equal (pqxx::from_string<pgvector::HalfVector>(" []" ), pgvector::HalfVector (std::vector<float >{}));
192192
193193 assert_exception<pqxx::conversion_error>([] {
194- auto unused = pqxx::from_string<pgvector::HalfVector>(" " );
194+ auto _ = pqxx::from_string<pgvector::HalfVector>(" " );
195195 }, " Malformed halfvec literal" );
196196
197197 assert_exception<pqxx::conversion_error>([] {
198- auto unused = pqxx::from_string<pgvector::HalfVector>(" [" );
198+ auto _ = pqxx::from_string<pgvector::HalfVector>(" [" );
199199 }, " Malformed halfvec literal" );
200200
201201 assert_exception<pqxx::conversion_error>([] {
202- auto unused = pqxx::from_string<pgvector::HalfVector>(" [hello]" );
202+ auto _ = pqxx::from_string<pgvector::HalfVector>(" [hello]" );
203203 }, float_error (" Could not convert 'hello' to float: Invalid argument." ));
204204
205205 assert_exception<pqxx::conversion_error>([] {
206- auto unused = pqxx::from_string<pgvector::HalfVector>(" [4e38]" );
206+ auto _ = pqxx::from_string<pgvector::HalfVector>(" [4e38]" );
207207 }, float_error (" Could not convert '4e38' to float: Value out of range." ));
208208
209209 assert_exception<pqxx::conversion_error>([] {
210- auto unused = pqxx::from_string<pgvector::HalfVector>(" [,]" );
210+ auto _ = pqxx::from_string<pgvector::HalfVector>(" [,]" );
211211 }, float_error (" Could not convert '' to float: Invalid argument." ));
212212
213213 assert_exception<pqxx::conversion_error>([] {
214- auto unused = pqxx::from_string<pgvector::HalfVector>(" [1,]" );
214+ auto _ = pqxx::from_string<pgvector::HalfVector>(" [1,]" );
215215 }, float_error (" Could not convert '' to float: Invalid argument." ));
216216}
217217
@@ -230,51 +230,51 @@ void test_sparsevec_from_string() {
230230 assert_equal (pqxx::from_string<pgvector::SparseVector>(" {}/6" ), pgvector::SparseVector ({0 , 0 , 0 , 0 , 0 , 0 }));
231231
232232 assert_exception<pqxx::conversion_error>([] {
233- auto unused = pqxx::from_string<pgvector::SparseVector>(" " );
233+ auto _ = pqxx::from_string<pgvector::SparseVector>(" " );
234234 }, " Malformed sparsevec literal" );
235235
236236 assert_exception<pqxx::conversion_error>([] {
237- auto unused = pqxx::from_string<pgvector::SparseVector>(" {" );
237+ auto _ = pqxx::from_string<pgvector::SparseVector>(" {" );
238238 }, " Malformed sparsevec literal" );
239239
240240 assert_exception<pqxx::conversion_error>([] {
241- auto unused = pqxx::from_string<pgvector::SparseVector>(" { }/" );
241+ auto _ = pqxx::from_string<pgvector::SparseVector>(" { }/" );
242242 }, " Could not convert '' to int: Invalid argument." );
243243
244244 assert_exception<pqxx::conversion_error>([] {
245- auto unused = pqxx::from_string<pgvector::SparseVector>(" {}/-1" );
245+ auto _ = pqxx::from_string<pgvector::SparseVector>(" {}/-1" );
246246 }, " Dimensions cannot be negative" );
247247
248248 assert_exception<pqxx::conversion_error>([] {
249- auto unused = pqxx::from_string<pgvector::SparseVector>(" {:}/1" );
249+ auto _ = pqxx::from_string<pgvector::SparseVector>(" {:}/1" );
250250 }, " Could not convert '' to int: Invalid argument." );
251251
252252 assert_exception<pqxx::conversion_error>([] {
253- auto unused = pqxx::from_string<pgvector::SparseVector>(" {,}/1" );
253+ auto _ = pqxx::from_string<pgvector::SparseVector>(" {,}/1" );
254254 }, " Malformed sparsevec literal" );
255255
256256 assert_exception<pqxx::conversion_error>([] {
257- auto unused = pqxx::from_string<pgvector::SparseVector>(" {0:1}/1" );
257+ auto _ = pqxx::from_string<pgvector::SparseVector>(" {0:1}/1" );
258258 }, " Index out of bounds" );
259259
260260 assert_exception<pqxx::conversion_error>([] {
261- auto unused = pqxx::from_string<pgvector::SparseVector>(" {-2147483648:1}/1" );
261+ auto _ = pqxx::from_string<pgvector::SparseVector>(" {-2147483648:1}/1" );
262262 }, " Index out of bounds" );
263263
264264 assert_exception<pqxx::conversion_error>([] {
265- auto unused = pqxx::from_string<pgvector::SparseVector>(" {1:4e38}/1" );
265+ auto _ = pqxx::from_string<pgvector::SparseVector>(" {1:4e38}/1" );
266266 }, float_error (" Could not convert '4e38' to float: Value out of range." ));
267267
268268 assert_exception<pqxx::conversion_error>([] {
269- auto unused = pqxx::from_string<pgvector::SparseVector>(" {a:1}/1" );
269+ auto _ = pqxx::from_string<pgvector::SparseVector>(" {a:1}/1" );
270270 }, " Could not convert 'a' to int: Invalid argument." );
271271
272272 assert_exception<pqxx::conversion_error>([] {
273- auto unused = pqxx::from_string<pgvector::SparseVector>(" {1:a}/1" );
273+ auto _ = pqxx::from_string<pgvector::SparseVector>(" {1:a}/1" );
274274 }, float_error (" Could not convert 'a' to float: Invalid argument." ));
275275
276276 assert_exception<pqxx::conversion_error>([] {
277- auto unused = pqxx::from_string<pgvector::SparseVector>(" {}/a" );
277+ auto _ = pqxx::from_string<pgvector::SparseVector>(" {}/a" );
278278 }, " Could not convert 'a' to int: Invalid argument." );
279279}
280280
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