fix UB with (unused) uniform_int_distribution

ginkgo-project · Jan 20, 2025 · aca9c69 · aca9c69
1 parent 5f1c63f
commit aca9c69
Showing 1 changed file with 8 additions and 8 deletions.
diff --git a/test/components/range_minimum_query_kernels.cpp b/test/components/range_minimum_query_kernels.cpp
@@ -57,15 +57,15 @@ class RangeMinimumQuery : public CommonTestFixture {
     {
         std::vector<index_type> begins;
         std::vector<index_type> ends;
-        std::uniform_int_distribution<index_type> dist{0, size - 1};
-        const auto add_query = [&](index_type begin, index_type end) {
-            assert(begin <= end);
-            assert(begin >= 0);
-            assert(end < size);
-            begins.push_back(begin);
-            ends.push_back(end);
-        };
         if (size > 0) {
+            std::uniform_int_distribution<index_type> dist{0, size - 1};
+            const auto add_query = [&](index_type begin, index_type end) {
+                assert(begin <= end);
+                assert(begin >= 0);
+                assert(end < size);
+                begins.push_back(begin);
+                ends.push_back(end);
+            };
             for (const auto i : gko::irange{size}) {
                 // singleton queries
                 add_query(i, i);