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-rw-r--r--pkgs/development/libraries/glibc/default.nix3
1 files changed, 3 insertions, 0 deletions
diff --git a/pkgs/development/libraries/glibc/default.nix b/pkgs/development/libraries/glibc/default.nix
index 1c116c8d987..d6c496819da 100644
--- a/pkgs/development/libraries/glibc/default.nix
+++ b/pkgs/development/libraries/glibc/default.nix
@@ -33,6 +33,9 @@ in
       makeFlagsArray+=("bindir=$bin/bin" "sbindir=$bin/sbin" "rootsbindir=$bin/sbin")
     '';
 
+    # The stackprotector and fortify hardening flags are autodetected by glibc
+    # and enabled by default if supported. Setting it for every gcc invocation
+    # does not work.
     hardeningDisable = [ "stackprotector" "fortify" ];
 
     # When building glibc from bootstrap-tools, we need libgcc_s at RPATH for