Merge pull request #175 from tetengo/compilation_errors

Correct compilation errors #174

(cherry picked from commit adce02e)

Author: kaorut

library/property/test/src/usage_tetengo.property.saveLoad_c.c

@@ -50,6 +50,7 @@ void usage_tetengo_property_saveLoad()
         {
             /* The value cannot be yet obtained from the property set for getting. */
             const size_t value_length1 = tetengo_property_propertySet_getString(p_props_for_getting, "foo", NULL, 0);
+            (void)value_length1;
             assert(value_length1 == (size_t)-1);
         }
 
@@ -60,6 +61,7 @@ void usage_tetengo_property_saveLoad()
         {
             /* The value cannot be yet obtained from the property set for getting. */
             const size_t value_length2 = tetengo_property_propertySet_getString(p_props_for_getting, "foo", NULL, 0);
+            (void)value_length2;
             assert(value_length2 == (size_t)-1);
         }
 

library/trie/test/src/usage_tetengo.trie.search_c.c

@@ -80,12 +80,14 @@ void usage_tetengo_trie_search()
         {
             /* If a perfect-matching key is found, its value is returned. */
             const int* const p_found_for_gionbashi = (const int*)tetengo_trie_trie_find(p_trie, "gionbashi");
+            (void)p_found_for_gionbashi;
             assert(p_found_for_gionbashi);
             assert(*p_found_for_gionbashi == 5);
         }
         {
             /* If not found, NULL is returned. */
             const int* const p_found_for_hanabatachou = (const int*)tetengo_trie_trie_find(p_trie, "hanabatachou");
+            (void)p_found_for_hanabatachou;
             assert(!p_found_for_hanabatachou);
         }
 

library/trie/test/src/usage_tetengo.trie.search_cpp.cpp

@@ -65,12 +65,12 @@ namespace usage_tetengo::trie
 
         // Searches the trie.
         // If a perfect-matching key is found, its value is returned.
-        const int* const p_found_for_gionbashi = trie_.find("gionbashi");
+        [[maybe_unused]] const int* const p_found_for_gionbashi = trie_.find("gionbashi");
         assert(p_found_for_gionbashi);
         assert(*p_found_for_gionbashi == 5);
 
         // If not found, nullptr is returned.
-        const int* const p_found_for_hanabatachou = trie_.find("hanabatachou");
+        [[maybe_unused]] const int* const p_found_for_hanabatachou = trie_.find("hanabatachou");
         assert(!p_found_for_hanabatachou);
 
         // Creates a subtrie consisting of the elements with the common key prefix.