llvm-cov: Another fix to llvm-cov test.

Copy all test files to temporary directory, not just test.* files. Tests
didn't fail because the missing files occurred in XFAILS.

llvm-svn: 196305
diff --git a/llvm/test/tools/llvm-cov/llvm-cov.test b/llvm/test/tools/llvm-cov/llvm-cov.test
index 62dd93d..e2a21e1 100644
--- a/llvm/test/tools/llvm-cov/llvm-cov.test
+++ b/llvm/test/tools/llvm-cov/llvm-cov.test
@@ -3,7 +3,7 @@
 RUN: rm -rf %t
 RUN: mkdir %t
 RUN: cd %t
-RUN: cp %p/Inputs/test.* .
+RUN: cp %p/Inputs/test* .
 
 RUN: llvm-cov -gcno=test.gcno -gcda=test.gcda
 RUN: diff -aub test.cpp.gcov test.cpp.llcov