Merge branch 'fix_get_hash' into 'master'

Fix recover from errors in Files::getHash

See merge request OpenMW/openmw!1777

apps/openmw_test_suite/files/hash.cpp

@@ -22,6 +22,16 @@ namespace
 
     struct FilesGetHash : TestWithParam<Params> {};
 
+    TEST(FilesGetHash, shouldClearErrors)
+    {
+        const std::string fileName = "fileName";
+        std::string content;
+        std::fill_n(std::back_inserter(content), 1, 'a');
+        std::istringstream stream(content);
+        stream.exceptions(std::ios::failbit | std::ios::badbit);
+        EXPECT_THAT(getHash(fileName, stream), ElementsAre(9607679276477937801ull, 16624257681780017498ull));
+    }
+
     TEST_P(FilesGetHash, shouldReturnHashForStringStream)
     {
         const std::string fileName = "fileName";

components/files/hash.cpp

@@ -28,8 +28,8 @@ namespace Files
                 MurmurHash3_x64_128(value.data(), static_cast<int>(read), hash.data(), blockHash.data());
                 hash = blockHash;
             }
-            stream.exceptions(exceptions);
             stream.clear();
+            stream.exceptions(exceptions);
             stream.seekg(start);
         }
         catch (const std::exception& e)