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authorAnthony Ramine <[email protected]>2017-11-22 22:24:45 +0100
committerAnthony Ramine <[email protected]>2017-11-23 13:05:02 +0100
commit15aaf359c770d302bef57482c13341646ef275cd (patch)
tree8f63ed4c03ff71964158fd8cf68ecd84f35553bf /erts/doc/src
parent3bfbed2e40e1118077d9981c4195c9a94403ed74 (diff)
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Document alignment guarantees of enif_alloc and enif_realloc
Diffstat (limited to 'erts/doc/src')
-rw-r--r--erts/doc/src/erl_nif.xml4
1 files changed, 4 insertions, 0 deletions
diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml
index 88eb6725cb..ef3cdb89e9 100644
--- a/erts/doc/src/erl_nif.xml
+++ b/erts/doc/src/erl_nif.xml
@@ -952,6 +952,8 @@ typedef struct {
<desc>
<p>Allocates memory of <c>size</c> bytes.</p>
<p>Returns <c>NULL</c> if the allocation fails.</p>
+ <p>The returned pointer is suitably aligned for any built-in type that
+ fit in the allocated memory.</p>
</desc>
</func>
@@ -2768,6 +2770,8 @@ enif_map_iterator_destroy(env, &amp;iter);</code>
<seealso marker="#enif_alloc"><c>enif_alloc</c></seealso> to
<c>size</c> bytes.</p>
<p>Returns <c>NULL</c> if the reallocation fails.</p>
+ <p>The returned pointer is suitably aligned for any built-in type that
+ fit in the allocated memory.</p>
</desc>
</func>