Avoid some overindentation in the generated C code due to duplicated opening...

Avoid some overindentation in the generated C code due to duplicated opening braces inside of C macros.

Cython/Utility/Coroutine.c

@@ -1244,10 +1244,11 @@ __Pyx_Coroutine_set_name(__pyx_CoroutineObject *self, PyObject *value)
     PyObject *tmp;
 
 #if PY_MAJOR_VERSION >= 3
-    if (unlikely(value == NULL || !PyUnicode_Check(value))) {
+    if (unlikely(value == NULL || !PyUnicode_Check(value)))
 #else
-    if (unlikely(value == NULL || !PyString_Check(value))) {
+    if (unlikely(value == NULL || !PyString_Check(value)))
 #endif
+    {
         PyErr_SetString(PyExc_TypeError,
                         "__name__ must be set to a string object");
         return -1;
@@ -1275,10 +1276,11 @@ __Pyx_Coroutine_set_qualname(__pyx_CoroutineObject *self, PyObject *value)
     PyObject *tmp;
 
 #if PY_MAJOR_VERSION >= 3
-    if (unlikely(value == NULL || !PyUnicode_Check(value))) {
+    if (unlikely(value == NULL || !PyUnicode_Check(value)))
 #else
-    if (unlikely(value == NULL || !PyString_Check(value))) {
+    if (unlikely(value == NULL || !PyString_Check(value)))
 #endif
+    {
         PyErr_SetString(PyExc_TypeError,
                         "__qualname__ must be set to a string object");
         return -1;

Cython/Utility/Exceptions.c

@@ -321,10 +321,11 @@ static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb);
 /////////////// GetException ///////////////
 
 #if CYTHON_FAST_THREAD_STATE
-static int __Pyx__GetException(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
+static int __Pyx__GetException(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb)
 #else
-static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb) {
+static int __Pyx_GetException(PyObject **type, PyObject **value, PyObject **tb)
 #endif
+{
     PyObject *local_type, *local_value, *local_tb;
 #if CYTHON_FAST_THREAD_STATE
     PyObject *tmp_type, *tmp_value, *tmp_tb;

Cython/Utility/ObjectHandling.c

@@ -509,10 +509,11 @@ static CYTHON_INLINE int __Pyx_SetItemInt_Fast(PyObject *o, Py_ssize_t i, PyObje
     }
 #else
 #if CYTHON_COMPILING_IN_PYPY
-    if (is_list || (PySequence_Check(o) && !PyDict_Check(o))) {
+    if (is_list || (PySequence_Check(o) && !PyDict_Check(o)))
 #else
-    if (is_list || PySequence_Check(o)) {
+    if (is_list || PySequence_Check(o))
 #endif
+    {
         return PySequence_SetItem(o, i, v);
     }
 #endif