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-rw-r--r--libstdc++-v3/acconfig.h3
1 files changed, 0 insertions, 3 deletions
diff --git a/libstdc++-v3/acconfig.h b/libstdc++-v3/acconfig.h
index 6a2ba98887d..cffecbd172f 100644
--- a/libstdc++-v3/acconfig.h
+++ b/libstdc++-v3/acconfig.h
@@ -28,9 +28,6 @@
// Define to use concept checking code from the boost libraries.
#undef _GLIBCXX_CONCEPT_CHECKS
-// Define to use __cxa_atexit.
-#undef _GLIBCXX_USE___CXA_ATEXIT
-
// Define to use symbol versioning in the shared library.
#undef _GLIBCXX_SYMVER