diff options
| -rw-r--r-- | src/librustc_back/target/armv5te_unknown_linux_gnueabi.rs | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/librustc_back/target/armv5te_unknown_linux_gnueabi.rs b/src/librustc_back/target/armv5te_unknown_linux_gnueabi.rs index b9573721678..97397ca4962 100644 --- a/src/librustc_back/target/armv5te_unknown_linux_gnueabi.rs +++ b/src/librustc_back/target/armv5te_unknown_linux_gnueabi.rs @@ -27,8 +27,12 @@ pub fn target() -> TargetResult { options: TargetOptions { features: "+soft-float,+strict-align".to_string(), - // No atomic instructions on ARMv5 - max_atomic_width: Some(0), + + // Atomic operations provided when linked with libgcc. + // FIXME: If the following PR is merged, the atomic operations would be + // provided by compiler-builtins instead with no change of behavior: + // https://github.com/rust-lang-nursery/compiler-builtins/pull/115/files + max_atomic_width: Some(32), abi_blacklist: super::arm_base::abi_blacklist(), .. base } |