X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavutil%2Fmem.c;h=36740f1154bf20d29c270b33ecbff2b87ea699c0;hb=17f2c0abea87df16edd2a6170a1d3ece23b2e465;hp=1a8fc21e98f97731482b1eb706d757569edb58f5;hpb=6966a5e4d79cc1c3bc3c8c02baf5804e24584ac0;p=ffmpeg

diff --git a/libavutil/mem.c b/libavutil/mem.c
index 1a8fc21e98f..36740f1154b 100644
--- a/libavutil/mem.c
+++ b/libavutil/mem.c
@@ -77,22 +77,12 @@ void av_max_alloc(size_t max){
 void *av_malloc(size_t size)
 {
     void *ptr = NULL;
-#if CONFIG_MEMALIGN_HACK
-    long diff;
-#endif
 
     /* let's disallow possibly ambiguous cases */
     if (size > (max_alloc_size - 32))
         return NULL;
 
-#if CONFIG_MEMALIGN_HACK
-    ptr = malloc(size + ALIGN);
-    if (!ptr)
-        return ptr;
-    diff              = ((~(long)ptr)&(ALIGN - 1)) + 1;
-    ptr               = (char *)ptr + diff;
-    ((char *)ptr)[-1] = diff;
-#elif HAVE_POSIX_MEMALIGN
+#if HAVE_POSIX_MEMALIGN
     if (size) //OS X on SDK 10.6 has a broken posix_memalign implementation
     if (posix_memalign(&ptr, ALIGN, size))
         ptr = NULL;
@@ -144,25 +134,11 @@ void *av_malloc(size_t size)
 
 void *av_realloc(void *ptr, size_t size)
 {
-#if CONFIG_MEMALIGN_HACK
-    int diff;
-#endif
-
     /* let's disallow possibly ambiguous cases */
     if (size > (max_alloc_size - 32))
         return NULL;
 
-#if CONFIG_MEMALIGN_HACK
-    //FIXME this isn't aligned correctly, though it probably isn't needed
-    if (!ptr)
-        return av_malloc(size);
-    diff = ((char *)ptr)[-1];
-    av_assert0(diff>0 && diff<=ALIGN);
-    ptr = realloc((char *)ptr - diff, size + diff);
-    if (ptr)
-        ptr = (char *)ptr + diff;
-    return ptr;
-#elif HAVE_ALIGNED_MALLOC
+#if HAVE_ALIGNED_MALLOC
     return _aligned_realloc(ptr, size + !size, ALIGN);
 #else
     return realloc(ptr, size + !size);
@@ -227,13 +203,7 @@ int av_reallocp_array(void *ptr, size_t nmemb, size_t size)
 
 void av_free(void *ptr)
 {
-#if CONFIG_MEMALIGN_HACK
-    if (ptr) {
-        int v= ((char *)ptr)[-1];
-        av_assert0(v>0 && v<=ALIGN);
-        free((char *)ptr - v);
-    }
-#elif HAVE_ALIGNED_MALLOC
+#if HAVE_ALIGNED_MALLOC
     _aligned_free(ptr);
 #else
     free(ptr);