Fix bogus assert condition noticed by Csaba Raduly.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124645 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/MachObjectWriter.cpp b/lib/MC/MachObjectWriter.cpp
index aa0178e..1fb0f99 100644
--- a/lib/MC/MachObjectWriter.cpp
+++ b/lib/MC/MachObjectWriter.cpp
@@ -185,8 +185,8 @@
     if (is64Bit())
       Write32(0); // reserved
 
-    assert(OS.tell() - Start == is64Bit() ? 
-           macho::Header64Size : macho::Header32Size);
+    assert(OS.tell() - Start ==
+           (is64Bit() ? macho::Header64Size : macho::Header32Size));
   }
 
   /// WriteSegmentLoadCommand - Write a segment load command.