From 6a2c2649b2b28a2843a3ac9034bcf2872ece3d7b Mon Sep 17 00:00:00 2001
From: ketmar <ketmar@ketmar.no-ip.org>
Date: Fri, 13 Dec 2013 10:40:26 +0200
Subject: [PATCH] using __UINT64_C() gcc macro for unsigned 64-bit constants

---
 src/intio.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/intio.c b/src/intio.c
index 29b4a36..bcc442e 100644
--- a/src/intio.c
+++ b/src/intio.c
@@ -37,19 +37,19 @@ static __attribute__((unused)) int iio_write_integer (const void *src, int size,
     int bcnt = 1;
     /* now move bytes to appropriate place */
 #ifdef IIO_ENDIANNESS_INTEL
-    num.i = (sp[0]&0x80 ? 0xffffffffffffffffULL : 0); /* clear */
+    num.i = (sp[0]&0x80 ? __UINT64_C(0xffffffffffffffff) : 0); /* clear */
     for (int f = 0; f < size; ++f) num.b[f] = sp[f];
 #else
-    num.i = (sp[size-1]&0x80 ? 0xffffffffffffffffULL : 0); /* clear */
+    num.i = (sp[size-1]&0x80 ? __UINT64_C(0xffffffffffffffff) : 0); /* clear */
     for (int f = 0; f < size; ++f) num.b[8-size+f] = sp[f];
 #endif
     /* check for special case: 0x80* */
-    if (num.i == 0x8000000000000000ULL) return (putb == NULL || putb(0x80, udata) == 0 ? 1 : -1); /* yeah, this is the special case */
+    if (num.i == __UINT64_C(0x8000000000000000)) return (putb == NULL || putb(0x80, udata) == 0 ? 1 : -1); /* yeah, this is the special case */
     /* negative? negate */
-    if (num.i&0x8000000000000000ULL) {
+    if (num.i&__UINT64_C(0x8000000000000000)) {
       c = 0x80;
       /* this is negation in two's complement arithmetic; it can't overflow, 'cause special case is already processed */
-      num.i ^= 0xffffffffffffffffULL;
+      num.i ^= __UINT64_C(0xffffffffffffffff);
       ++num.i;
     } else {
       c = 0;
@@ -87,7 +87,7 @@ static __attribute__((unused)) int iio_read_integer (void *dest, int size, iio_g
     if ((c = getb(udata)) < 0) return -1;
     /* special case? */
     if (c == 0x80) {
-      num.i = 0x8000000000000000ULL;
+      num.i = __UINT64_C(0x8000000000000000);
     } else {
       int neg = (c&0x80);
       num.i = c&0x3f;
@@ -105,7 +105,7 @@ static __attribute__((unused)) int iio_read_integer (void *dest, int size, iio_g
       }
       if (neg) {
         /* this is negation in two's complement arithmetic; it can't overflow, 'cause special case is already processed */
-        num.i ^= 0xffffffffffffffffULL;
+        num.i ^= __UINT64_C(0xffffffffffffffff);
         ++num.i;
       }
     }
-- 
2.11.4.GIT