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-rw-r--r--libstdc++-v3/configure.ac3
1 files changed, 3 insertions, 0 deletions
diff --git a/libstdc++-v3/configure.ac b/libstdc++-v3/configure.ac
index 9770c17..fc0f252 100644
--- a/libstdc++-v3/configure.ac
+++ b/libstdc++-v3/configure.ac
@@ -550,6 +550,9 @@ GLIBCXX_ZONEINFO_DIR
# For src/c++11/shared_ptr.cc alignment.
GLIBCXX_CHECK_ALIGNAS_CACHELINE
+# For using init_priority in ios_init.cc
+GLIBCXX_CHECK_INIT_PRIORITY
+
# Define documentation rules conditionally.
# See if makeinfo has been installed and is modern enough