Properly specify dependencies of build.rs

It depends on nothing.

1 files changed, 1 insertions, 0 deletions

diff --git a/build.rs b/build.rs
index 331abd8f..99f50148 100644
--- a/build.rs
+++ b/build.rs
@@ -148,6 +148,7 @@ fn main() {
                 println!("cargo:rustc-link-lib=dylib=clang");
             }
         }
+        println!("cargo:rerun-if-changed=");
     } else {
         panic!("Unable to find {}", clang_lib);
     }