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-rw-r--r--nixpkgs/pkgs/development/compilers/gcc/common/configure-flags.nix2
1 files changed, 2 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/compilers/gcc/common/configure-flags.nix b/nixpkgs/pkgs/development/compilers/gcc/common/configure-flags.nix
index 05fd9406377d..b8dccf9fcc57 100644
--- a/nixpkgs/pkgs/development/compilers/gcc/common/configure-flags.nix
+++ b/nixpkgs/pkgs/development/compilers/gcc/common/configure-flags.nix
@@ -135,6 +135,8 @@ let
       # We pick "/" path to effectively avoid sysroot offset and make it work
       # as a native case.
       "--with-build-sysroot=/"
+      # Same with the stdlibc++ headers embedded in the gcc output
+      "--with-gxx-include-dir=${placeholder "out"}/include/c++/${version}/"
     ]
 
     # Basic configuration