Consider properties of inline functions

Properties in inline functions used to be ignored
because we ran partial_inline to inline them.
Since we are not doing that anymore, properties
in inline functions have been ignored without this fix.
Inline functions are handled as any other functions now

regression/cbmc/set-property-inline1/main.c

@@ -0,0 +1,10 @@
+static inline short inc(short x)
+{
+  return x + 1;
+}
+
+void main()
+{
+  short z;
+  inc(z);
+}

regression/cbmc/set-property-inline1/test.desc

@@ -0,0 +1,10 @@
+CORE
+main.c
+--property inc.overflow.1 --property inc.overflow.2 --slice-formula --signed-overflow-check --conversion-check
+^EXIT=10$
+^SIGNAL=0$
+VERIFICATION FAILED
+\[inc\.overflow\.2\] line 3 arithmetic overflow on signed type conversion in \(signed short int\)\(\(signed int\)x \+ 1\): FAILURE
+\[inc\.overflow\.1\] line 3 arithmetic overflow on signed \+ in \(signed int\)x \+ 1: SUCCESS
+--
+^warning: ignoring

src/goto-programs/set_properties.cpp

@@ -109,7 +109,6 @@ void set_properties(
   property_set.insert(properties.begin(), properties.end());
 
   Forall_goto_functions(it, goto_functions)
-    if(!it->second.is_inlined())
     set_properties(it->second.body, property_set);
 
   if(!property_set.empty())