Use alloc_system as default allocation crate

diff --git a/src/librustc_back/target/redox_base.rs b/src/librustc_back/target/redox_base.rs
index 656eacb3b7065623487cb7660cbb1073afad59b2..a04ec81e973bafe01a4a3910e1214223be8138b0 100644 (file)
--- a/src/librustc_back/target/redox_base.rs
+++ b/src/librustc_back/target/redox_base.rs
@@ -40,6 +40,8 @@ pub fn opts() -> TargetOptions {
         target_family: Some("redox".to_string()),
         linker_is_gnu: true,
         no_default_libraries: true,
+        lib_allocation_crate: "alloc_system".to_string(),
+        exe_allocation_crate: "alloc_system".to_string(),
         has_elf_tls: true,
         panic_strategy: PanicStrategy::Abort,
         .. Default::default()