Make headers C++ compatible (fixes #10700)

Some headers used `new` as parameter name, which is reserved word in
C++. This patch changes these names to `new_`.

Test Plan: validate

Reviewers: austin, ezyang, bgamari, simonmar

Reviewed By: simonmar

Subscribers: thomie

Differential Revision: https://phabricator.haskell.org/D1107

GHC Trac Issues: #10700

2 files changed, 12 insertions, 12 deletions

diff --git a/includes/stg/Prim.h b/includes/stg/Prim.h
index 80f4f8e9aa..b07e177542 100644
--- a/includes/stg/Prim.h
+++ b/includes/stg/Prim.h
@@ -39,10 +39,10 @@ StgWord hs_atomic_xor8(volatile StgWord8 *x, StgWord val);
 StgWord hs_atomic_xor16(volatile StgWord16 *x, StgWord val);
 StgWord hs_atomic_xor32(volatile StgWord32 *x, StgWord val);
 StgWord64 hs_atomic_xor64(volatile StgWord64 *x, StgWord64 val);
-StgWord hs_cmpxchg8(volatile StgWord8 *x, StgWord old, StgWord new);
-StgWord hs_cmpxchg16(volatile StgWord16 *x, StgWord old, StgWord new);
-StgWord hs_cmpxchg32(volatile StgWord32 *x, StgWord old, StgWord new);
-StgWord hs_cmpxchg64(volatile StgWord64 *x, StgWord64 old, StgWord64 new);
+StgWord hs_cmpxchg8(volatile StgWord8 *x, StgWord old, StgWord new_);
+StgWord hs_cmpxchg16(volatile StgWord16 *x, StgWord old, StgWord new_);
+StgWord hs_cmpxchg32(volatile StgWord32 *x, StgWord old, StgWord new_);
+StgWord hs_cmpxchg64(volatile StgWord64 *x, StgWord64 old, StgWord64 new_);
 StgWord hs_atomicread8(volatile StgWord8 *x);
 StgWord hs_atomicread16(volatile StgWord16 *x);
 StgWord hs_atomicread32(volatile StgWord32 *x);
diff --git a/includes/stg/SMP.h b/includes/stg/SMP.h
index 156ee42fd3..eace6946ae 100644
--- a/includes/stg/SMP.h
+++ b/includes/stg/SMP.h
@@ -280,12 +280,12 @@ atomic_inc(StgVolatilePtr p, StgWord incr)
     );
     return r + incr;
 #else
-    StgWord old, new;
+    StgWord old, new_;
     do {
         old = *p;
-        new = old + incr;
-    } while (cas(p, old, new) != old);
-    return new;
+        new_ = old + incr;
+    } while (cas(p, old, new_) != old);
+    return new_;
 #endif
 }
 
@@ -301,12 +301,12 @@ atomic_dec(StgVolatilePtr p)
     );
     return r-1;
 #else
-    StgWord old, new;
+    StgWord old, new_;
     do {
         old = *p;
-        new = old - 1;
-    } while (cas(p, old, new) != old);
-    return new;
+        new_ = old - 1;
+    } while (cas(p, old, new_) != old);
+    return new_;
 #endif
 }