Merge pull request #5045 from Jackie9527/msvc-clang-unreachable-code-return

Fix warning related to unreachable-code-return.

code/AssetLib/3DS/3DSLoader.cpp

@@ -266,8 +266,15 @@ void Discreet3DSImporter::ParseMainChunk() {
     };
 
     ASSIMP_3DS_END_CHUNK();
+#if defined(__clang__)
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wunreachable-code-return"
+#endif
     // recursively continue processing this hierarchy level
     return ParseMainChunk();
+#if defined(__clang__)
+#pragma clang diagnostic pop
+#endif
 }
 
 // ------------------------------------------------------------------------------------------------

code/AssetLib/ASE/ASEParser.cpp

@@ -304,7 +304,6 @@ void Parser::Parse() {
         }
         AI_ASE_HANDLE_TOP_LEVEL_SECTION();
     }
-    return;
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -734,7 +733,6 @@ void Parser::ParseLV3MapBlock(Texture &map) {
         }
         AI_ASE_HANDLE_SECTION("3", "*MAP_XXXXXX");
     }
-    return;
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -859,7 +857,6 @@ void Parser::ParseLV1ObjectBlock(ASE::BaseNode &node) {
         }
         AI_ASE_HANDLE_TOP_LEVEL_SECTION();
     }
-    return;
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -883,7 +880,6 @@ void Parser::ParseLV2CameraSettingsBlock(ASE::Camera &camera) {
         }
         AI_ASE_HANDLE_SECTION("2", "CAMERA_SETTINGS");
     }
-    return;
 }
 
 // ------------------------------------------------------------------------------------------------
@@ -1189,7 +1185,6 @@ void Parser::ParseLV2NodeTransformBlock(ASE::BaseNode &mesh) {
         }
         AI_ASE_HANDLE_SECTION("2", "*NODE_TM");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV2MeshBlock(ASE::Mesh &mesh) {
@@ -1310,7 +1305,6 @@ void Parser::ParseLV2MeshBlock(ASE::Mesh &mesh) {
         }
         AI_ASE_HANDLE_SECTION("2", "*MESH");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV3MeshWeightsBlock(ASE::Mesh &mesh) {
@@ -1344,7 +1338,6 @@ void Parser::ParseLV3MeshWeightsBlock(ASE::Mesh &mesh) {
         }
         AI_ASE_HANDLE_SECTION("3", "*MESH_WEIGHTS");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV4MeshBones(unsigned int iNumBones, ASE::Mesh &mesh) {
@@ -1414,7 +1407,6 @@ void Parser::ParseLV4MeshBonesVertices(unsigned int iNumVertices, ASE::Mesh &mes
         }
         AI_ASE_HANDLE_SECTION("4", "*MESH_BONE_VERTEX");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV3MeshVertexListBlock(
@@ -1443,7 +1435,6 @@ void Parser::ParseLV3MeshVertexListBlock(
         }
         AI_ASE_HANDLE_SECTION("3", "*MESH_VERTEX_LIST");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV3MeshFaceListBlock(unsigned int iNumFaces, ASE::Mesh &mesh) {
@@ -1470,7 +1461,6 @@ void Parser::ParseLV3MeshFaceListBlock(unsigned int iNumFaces, ASE::Mesh &mesh)
         }
         AI_ASE_HANDLE_SECTION("3", "*MESH_FACE_LIST");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV3MeshTListBlock(unsigned int iNumVertices,
@@ -1503,7 +1493,6 @@ void Parser::ParseLV3MeshTListBlock(unsigned int iNumVertices,
         }
         AI_ASE_HANDLE_SECTION("3", "*MESH_TVERT_LIST");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV3MeshTFaceListBlock(unsigned int iNumFaces,
@@ -1532,7 +1521,6 @@ void Parser::ParseLV3MeshTFaceListBlock(unsigned int iNumFaces,
         }
         AI_ASE_HANDLE_SECTION("3", "*MESH_TFACE_LIST");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV3MappingChannel(unsigned int iChannel, ASE::Mesh &mesh) {
@@ -1567,7 +1555,6 @@ void Parser::ParseLV3MappingChannel(unsigned int iChannel, ASE::Mesh &mesh) {
         }
         AI_ASE_HANDLE_SECTION("3", "*MESH_MAPPING_CHANNEL");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV3MeshCListBlock(unsigned int iNumVertices, ASE::Mesh &mesh) {
@@ -1595,7 +1582,6 @@ void Parser::ParseLV3MeshCListBlock(unsigned int iNumVertices, ASE::Mesh &mesh)
         }
         AI_ASE_HANDLE_SECTION("3", "*MESH_CVERTEX_LIST");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV3MeshCFaceListBlock(unsigned int iNumFaces, ASE::Mesh &mesh) {
@@ -1623,7 +1609,6 @@ void Parser::ParseLV3MeshCFaceListBlock(unsigned int iNumFaces, ASE::Mesh &mesh)
         }
         AI_ASE_HANDLE_SECTION("3", "*MESH_CFACE_LIST");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV3MeshNormalListBlock(ASE::Mesh &sMesh) {
@@ -1681,7 +1666,6 @@ void Parser::ParseLV3MeshNormalListBlock(ASE::Mesh &sMesh) {
         }
         AI_ASE_HANDLE_SECTION("3", "*MESH_NORMALS");
     }
-    return;
 }
 // ------------------------------------------------------------------------------------------------
 void Parser::ParseLV4MeshFace(ASE::Face &out) {

code/AssetLib/Ogre/OgreXmlSerializer.cpp

@@ -57,7 +57,7 @@ namespace Assimp {
 namespace Ogre {
 
 //AI_WONT_RETURN void ThrowAttibuteError(const XmlParser *reader, const std::string &name, const std::string &error = "") AI_WONT_RETURN_SUFFIX;
-
+AI_WONT_RETURN void ThrowAttibuteError(const std::string &nodeName, const std::string &name, const std::string &error) AI_WONT_RETURN_SUFFIX;
 AI_WONT_RETURN void ThrowAttibuteError(const std::string &nodeName, const std::string &name, const std::string &error) {
     if (!error.empty()) {
         throw DeadlyImportError(error, " in node '", nodeName, "' and attribute '", name, "'");
@@ -128,7 +128,6 @@ bool OgreXmlSerializer::ReadAttribute<bool>(XmlNode &xmlNode, const char *name)
     }
 
     ThrowAttibuteError(xmlNode.name(), name, "Boolean value is expected to be 'true' or 'false', encountered '" + value + "'");
-    return false;
 }
 
 // Mesh XML constants

code/AssetLib/OpenGEX/OpenGEXImporter.cpp

@@ -460,14 +460,12 @@ void OpenGEXImporter::handleMetricNode(DDLNode *node, aiScene * /*pScene*/) {
 void OpenGEXImporter::handleNameNode(DDLNode *node, aiScene * /*pScene*/) {
     if (nullptr == m_currentNode) {
         throw DeadlyImportError("No current node for name.");
-        return;
     }
 
     Value *val(node->getValue());
     if (nullptr != val) {
         if (Value::ValueType::ddl_string != val->m_type) {
             throw DeadlyImportError("OpenGEX: invalid data type for value in node name.");
-            return;
         }
 
         const std::string name(val->getString());
@@ -508,7 +506,6 @@ static void getRefNames(DDLNode *node, std::vector<std::string> &names) {
 void OpenGEXImporter::handleObjectRefNode(DDLNode *node, aiScene * /*pScene*/) {
     if (nullptr == m_currentNode) {
         throw DeadlyImportError("No parent node for name.");
-        return;
     }
 
     std::vector<std::string> objRefNames;
@@ -532,7 +529,6 @@ void OpenGEXImporter::handleObjectRefNode(DDLNode *node, aiScene * /*pScene*/) {
 void OpenGEXImporter::handleMaterialRefNode(ODDLParser::DDLNode *node, aiScene * /*pScene*/) {
     if (nullptr == m_currentNode) {
         throw DeadlyImportError("No parent node for name.");
-        return;
     }
 
     std::vector<std::string> matRefNames;
@@ -672,14 +668,12 @@ static void setMatrix(aiNode *node, DataArrayList *transformData) {
 void OpenGEXImporter::handleTransformNode(ODDLParser::DDLNode *node, aiScene * /*pScene*/) {
     if (nullptr == m_currentNode) {
         throw DeadlyImportError("No parent node for name.");
-        return;
     }
 
     DataArrayList *transformData(node->getDataArrayList());
     if (nullptr != transformData) {
         if (transformData->m_numItems != 16) {
             throw DeadlyImportError("Invalid number of data for transform matrix.");
-            return;
         }
         setMatrix(m_currentNode, transformData);
     }
@@ -835,7 +829,6 @@ static void copyColor4DArray(size_t numItems, DataArrayList *vaList, aiColor4D *
 void OpenGEXImporter::handleVertexArrayNode(ODDLParser::DDLNode *node, aiScene * /*pScene*/) {
     if (nullptr == node) {
         throw DeadlyImportError("No parent node for name.");
-        return;
     }
 
     Property *prop = node->getProperties();
@@ -876,12 +869,10 @@ void OpenGEXImporter::handleVertexArrayNode(ODDLParser::DDLNode *node, aiScene *
 void OpenGEXImporter::handleIndexArrayNode(ODDLParser::DDLNode *node, aiScene * /*pScene*/) {
     if (nullptr == node) {
         throw DeadlyImportError("No parent node for name.");
-        return;
     }
 
     if (nullptr == m_currentMesh) {
         throw DeadlyImportError("No current mesh for index data found.");
-        return;
     }
 
     DataArrayList *vaList = node->getDataArrayList();

code/CMakeLists.txt

@@ -1247,7 +1247,6 @@ IF (ASSIMP_WARNINGS_AS_ERRORS)
         -Wno-format-nonliteral
         -Wno-comma
         -Wno-unreachable-code-break
-        -Wno-unreachable-code-return
         -Wno-implicit-fallthrough
         -Wno-unused-template
         -Wno-undefined-func-template