Auto merge of #30969 - Amanieu:extended_atomic_cmpxchg, r=alexcrichton

This is an implementation of rust-lang/rfcs#1443.
2016-02-22 19:10:13 +00:00
parent d1f422ec28 4fdbc2f1cb
commit d3929b2c8a
10 changed files with 577 additions and 49 deletions
--- a/src/librustc_llvm/lib.rs
+++ b/src/librustc_llvm/lib.rs
@@ -1584,7 +1584,8 @@ extern {
                                  CMP: ValueRef,
                                  RHS: ValueRef,
                                  Order: AtomicOrdering,
-                                  FailureOrder: AtomicOrdering)
+                                  FailureOrder: AtomicOrdering,
+                                  Weak: Bool)
                                  -> ValueRef;
    pub fn LLVMBuildAtomicRMW(B: BuilderRef,
                              Op: AtomicBinOp,