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Diffstat (limited to 'nixpkgs/pkgs/development/libraries/gcc/libgcc/default.nix')
-rw-r--r--nixpkgs/pkgs/development/libraries/gcc/libgcc/default.nix2
1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/libraries/gcc/libgcc/default.nix b/nixpkgs/pkgs/development/libraries/gcc/libgcc/default.nix
index d638c2bb2788..f579da5f1d6c 100644
--- a/nixpkgs/pkgs/development/libraries/gcc/libgcc/default.nix
+++ b/nixpkgs/pkgs/development/libraries/gcc/libgcc/default.nix
@@ -63,7 +63,7 @@ stdenvNoLibs.mkDerivation rec {
       export CPP_FOR_TARGET=${stdenvNoLibs.cc}/bin/$CPP
       export LD_FOR_TARGET=${stdenvNoLibs.cc.bintools}/bin/$LD
 
-      export NIX_BUILD_CFLAGS_COMPILE+=' -DGENERATOR_FILE=1'
+      export NIX_CFLAGS_COMPILE_FOR_BUILD+=' -DGENERATOR_FILE=1'
 
       "$sourceRoot/../gcc/configure" $gccConfigureFlags