Revert "llvm-cov: Remove an overly system specific test"

This fixes a call to sys::fs::equivalent that should've been to
CodeCoverageTool::equivalentFiles, which lets us restore the test of
r217476 that was removed in r217478.

This reverts r217478, but the test works this time.

llvm-svn: 217646

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/tools/llvm-cov/CodeCoverage.cpp b/llvm/tools/llvm-cov/CodeCoverage.cpp
index 549af92f918..9330ea91ce9 100644
--- a/llvm/tools/llvm-cov/CodeCoverage.cpp
+++ b/llvm/tools/llvm-cov/CodeCoverage.cpp
@@ -177,7 +177,7 @@ CodeCoverageTool::getSourceFile(StringRef SourceFile) {
   SmallString<256> Path(SourceFile);
   sys::fs::make_absolute(Path);
   for (const auto &Files : LoadedSourceFiles) {
-    if (sys::fs::equivalent(Path.str(), Files.first)) {
+    if (equivalentFiles(Path.str(), Files.first)) {
       return *Files.second;
     }
   }