Changeset 1f6de372

Timestamp:

Dec 3, 2019, 5:39:07 PM (5 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

1d60da8

Parents:

1805b1b

Message:

change realloc to return 0-sized storage for size 0 rather than NULL

File:

• libcfa/src/heap.cfa (modified) (3 diffs)

libcfa/src/heap.cfa

@@ -10 +10 @@
 // Created On       : Tue Dec 19 21:58:35 2017
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Fri Nov 29 17:33:58 2019
-// Update Count     : 641
+// Last Modified On : Tue Dec  3 13:58:44 2019
+// Update Count     : 642
 //
 
@@ -855 +855 @@
                 #endif // __STATISTICS__
 
-          if ( unlikely( size == 0 ) ) { free( oaddr ); return 0p; } // special cases
+                // If size is equal to 0, either NULL or a pointer suitable to be passed to free() is returned.
+          if ( unlikely( size == 0 ) ) { free( oaddr ); return mallocNoStats( size ); } // special cases
           if ( unlikely( oaddr == 0p ) ) return mallocNoStats( size );
 
@@ -1082 +1083 @@
         #endif // __STATISTICS__
 
-  if ( unlikely( size == 0 ) ) { free( oaddr ); return 0p; } // special cases
+        // If size is equal to 0, either NULL or a pointer suitable to be passed to free() is returned.
+  if ( unlikely( size == 0 ) ) { free( oaddr ); return mallocNoStats( size ); } // special cases
   if ( unlikely( oaddr == 0p ) ) return mallocNoStats( size );