Correctly compute the size of common symbols in COFF.

llvm-svn: 219324
diff --git a/llvm/test/Object/nm-trivial-object.test b/llvm/test/Object/nm-trivial-object.test
index 52b207a..fffb1bf 100644
--- a/llvm/test/Object/nm-trivial-object.test
+++ b/llvm/test/Object/nm-trivial-object.test
@@ -62,7 +62,7 @@
 COFF-COMMON-NEXT: 00000000 00000000 n .file
 COFF-COMMON-NEXT: 00000000 00000014 r .rdata$zzz
 COFF-COMMON-NEXT: 00000000 00000000 t .text
-COFF-COMMON-NEXT:          C _a
+COFF-COMMON-NEXT:          00000004 C _a
 
 
 ELF-NOT:      U