Tweak code into an equivalent form for which icc
doesn't warn about unreachable instructions.  Patch
by Erick Tryzelaar (#111).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81110 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/System/RWMutex.cpp b/lib/System/RWMutex.cpp
index 15d98cb..5faf220 100644
--- a/lib/System/RWMutex.cpp
+++ b/lib/System/RWMutex.cpp
@@ -117,8 +117,7 @@
 
     int errorcode = pthread_rwlock_rdlock(rwlock);
     return errorcode == 0;
-  }
-  return false;
+  } else return false;
 }
 
 bool
@@ -131,8 +130,7 @@
 
     int errorcode = pthread_rwlock_unlock(rwlock);
     return errorcode == 0;
-  }
-  return false;
+  } else return false;
 }
 
 bool
@@ -145,8 +143,7 @@
 
     int errorcode = pthread_rwlock_wrlock(rwlock);
     return errorcode == 0;
-  }
-  return false;
+  } else return false;
 }
 
 bool
@@ -159,8 +156,7 @@
 
     int errorcode = pthread_rwlock_unlock(rwlock);
     return errorcode == 0;
-  }
-  return false;
+  } else return false;
 }
 
 }