1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/development/compilers/llvm/7/clang/default.nix b/pkgs/development/compilers/llvm/7/clang/default.nix
index afa1669ace618..13563c43662a8 100644
--- a/pkgs/development/compilers/llvm/7/clang/default.nix
+++ b/pkgs/development/compilers/llvm/7/clang/default.nix
@@ -113,6 +113,7 @@ let
         of tools that can be built using the Clang frontend as a library to
         parse C/C++ code.
       '';
+      mainProgram = "clang";
     };
   } // lib.optionalAttrs enableManpages {
     pname = "clang-manpages";