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-rw-r--r--libstdc++-v3/ChangeLog2
-rw-r--r--libstdc++-v3/include/experimental/memory_resource3
2 files changed, 4 insertions, 1 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 2ac56cc748e..d7a9dbb6ce3 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,5 +1,7 @@
2018-07-25 Jonathan Wakely <jwakely@redhat.com>
+ * include/experimental/memory_resource: Include <cstddef> header.
+
* acinclude.m4 (glibcxx_SUBDIRS): Add src/c++17.
* src/Makefile.am: Add comment.
* src/c++17/Makefile.in: Regenerate.
diff --git a/libstdc++-v3/include/experimental/memory_resource b/libstdc++-v3/include/experimental/memory_resource
index 7ce64457a11..61c9ce0a14a 100644
--- a/libstdc++-v3/include/experimental/memory_resource
+++ b/libstdc++-v3/include/experimental/memory_resource
@@ -32,7 +32,8 @@
#include <memory> // align, uses_allocator, __uses_alloc
#include <experimental/utility> // pair, experimental::erased_type
#include <atomic> // atomic
-#include <new>
+#include <new> // placement new
+#include <cstddef> // max_align_t
#include <ext/new_allocator.h>
#include <debug/assertions.h>