gdb: fix clang build

7 years ago · bc5160eacd
parent 2adf36ab8c
commit bc5160eacd
1 changed files with 7 additions and 0 deletions
--- a/pkgs/development/tools/misc/gdb/default.nix
+++ b/pkgs/development/tools/misc/gdb/default.nix
@ -66,6 +66,13 @@ stdenv.mkDerivation rec {
    ++ stdenv.lib.optional (!pythonSupport) "--without-python"
    ++ stdenv.lib.optional multitarget "--enable-targets=all";

+  preConfigure =
+    # Not sure why this is causing problems, now that the stdenv
+    # exports CPP=cpp the build fails with strange errors on darwin.
+    stdenv.lib.optionalString stdenv.cc.isClang ''
+      unset CPP
+    '';
+
  postInstall =
    '' # Remove Info files already provided by Binutils and other packages.
       rm -v $out/share/info/bfd.info