std: Switch from libbacktrace to gimli

[rust.git] / library / std / build.rs

diff --git a/library/std/build.rs b/library/std/build.rs
index 43a3327d84b613905ad8c65daaf9ab52ff181633..83073cc77dd1a12354ce6b9e535804e83f33e27e 100644 (file)
--- a/library/std/build.rs
+++ b/library/std/build.rs
@@ -88,4 +88,5 @@ fn main() {
         println!("cargo:rustc-cfg=feature=\"restricted-std\"");
     }
     println!("cargo:rustc-env=STD_ENV_ARCH={}", env::var("CARGO_CFG_TARGET_ARCH").unwrap());
+    println!("cargo:rustc-cfg=backtrace_in_libstd");
 }