[llvm-cov] Add option to whitelist filenames

Add the `-whitelist-filename-regex` option to restrict coverage
reporting to file paths that match a whitelist regex.

Patch by Michael Daniels!

rdar://56720320

1 files changed, 3 insertions, 3 deletions

diff --git a/llvm/tools/llvm-cov/CoverageReport.cpp b/llvm/tools/llvm-cov/CoverageReport.cpp
index 82259542c59..805e465f99c 100644
--- a/llvm/tools/llvm-cov/CoverageReport.cpp
+++ b/llvm/tools/llvm-cov/CoverageReport.cpp
@@ -379,11 +379,11 @@ std::vector<FileCoverageSummary> CoverageReport::prepareFileReports(
 }
 
 void CoverageReport::renderFileReports(
-    raw_ostream &OS, const CoverageFilters &IgnoreFilenameFilters) const {
+    raw_ostream &OS, const FilenameCoverageFilters &FilenameFilters) const {
   std::vector<std::string> UniqueSourceFiles;
   for (StringRef SF : Coverage.getUniqueSourceFiles()) {
-    // Apply ignore source files filters.
-    if (!IgnoreFilenameFilters.matchesFilename(SF))
+    // Apply source files filters.
+    if (FilenameFilters.matchesFilename(SF))
       UniqueSourceFiles.emplace_back(SF.str());
   }
   renderFileReports(OS, UniqueSourceFiles);