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Diffstat (limited to 'Doc')
| -rw-r--r-- | Doc/c-api/memory.rst | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Doc/c-api/memory.rst b/Doc/c-api/memory.rst index 1dcb115..81d7cd9 100644 --- a/Doc/c-api/memory.rst +++ b/Doc/c-api/memory.rst @@ -136,7 +136,9 @@ The following type-oriented macros are provided for convenience. Note that Same as :cfunc:`PyMem_Realloc`, but the memory block is resized to ``(n * sizeof(TYPE))`` bytes. Returns a pointer cast to :ctype:`TYPE\*`. On return, - *p* will be a pointer to the new memory area, or *NULL* in the event of failure. + *p* will be a pointer to the new memory area, or *NULL* in the event of + failure. This is a C preprocessor macro; p is always reassigned. Save + the original value of p to avoid losing memory when handling errors. .. cfunction:: void PyMem_Del(void *p) |