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-rw-r--r--include/libc-pointer-arith.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/libc-pointer-arith.h b/include/libc-pointer-arith.h
index 72e722c..04ba537 100644
--- a/include/libc-pointer-arith.h
+++ b/include/libc-pointer-arith.h
@@ -37,6 +37,9 @@
/* Cast an integer or a pointer VAL to integer with proper type. */
# define cast_to_integer(val) ((__integer_if_pointer_type (val)) (val))
+/* Cast an integer VAL to void * pointer. */
+# define cast_to_pointer(val) ((void *) (uintptr_t) (val))
+
/* Align a value by rounding down to closest size.
e.g. Using size of 4096, we get this behavior:
{4095, 4096, 4097} = {0, 4096, 4096}. */