Change test case so that it accepts backslashes in file path, in the case that the test runs on Windows

git-svn-id: https://llvm.org/svn/llvm-project/lld/trunk@374473 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/ELF/compressed-debug-conflict.s b/test/ELF/compressed-debug-conflict.s
index d1113cb..1601a9d 100644
--- a/test/ELF/compressed-debug-conflict.s
+++ b/test/ELF/compressed-debug-conflict.s
@@ -13,9 +13,9 @@
 # OBJ-NEXT:     ]
 
 # ERROR:      error: duplicate symbol: main
-# ERROR-NEXT: >>> defined at reduced.c:2 (/tmp/reduced.c:2)
+# ERROR-NEXT: >>> defined at reduced.c:2 ({{[/\\]}}tmp{{[/\\]}}reduced.c:2)
 # ERROR-NEXT: >>>
-# ERROR-NEXT: >>> defined at reduced.c:2 (/tmp/reduced.c:2)
+# ERROR-NEXT: >>> defined at reduced.c:2 ({{[/\\]}}tmp{{[/\\]}}reduced.c:2)
 # ERROR-NEXT: >>>
 
 	.text