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-rw-r--r--absl/memory/memory.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/absl/memory/memory.h b/absl/memory/memory.h
index 5a4a1a1d..243a5dda 100644
--- a/absl/memory/memory.h
+++ b/absl/memory/memory.h
@@ -92,11 +92,12 @@ struct MakeUniqueResult<T[N]> {
} // namespace memory_internal
-// gcc 4.8 has __cplusplus at 201301 but doesn't define make_unique. Other
-// supported compilers either just define __cplusplus as 201103 but have
-// make_unique (msvc), or have make_unique whenever __cplusplus > 201103 (clang)
+// gcc 4.8 has __cplusplus at 201301 but the libstdc++ shipped with it doesn't
+// define make_unique. Other supported compilers either just define __cplusplus
+// as 201103 but have make_unique (msvc), or have make_unique whenever
+// __cplusplus > 201103 (clang).
#if (__cplusplus > 201103L || defined(_MSC_VER)) && \
- !(defined(__GNUC__) && __GNUC__ == 4 && __GNUC_MINOR__ == 8)
+ !(defined(__GLIBCXX__) && !defined(__cpp_lib_make_unique))
using std::make_unique;
#else
// -----------------------------------------------------------------------------