[llvm-cov] Make report metrics agree with line exec counts, fixes PR34615

Use the same logic as the line-oriented coverage view to determine the
number of covered lines in a function.

Fixes llvm.org/PR34615.

llvm-svn: 313604

1 files changed, 0 insertions, 44 deletions

diff --git a/llvm/tools/llvm-cov/SourceCoverageView.cpp b/llvm/tools/llvm-cov/SourceCoverageView.cpp
index 1965595..dc00b80 100644
--- a/llvm/tools/llvm-cov/SourceCoverageView.cpp
+++ b/llvm/tools/llvm-cov/SourceCoverageView.cpp
@@ -83,50 +83,6 @@ CoveragePrinter::create(const CoverageViewOptions &Opts) {
   llvm_unreachable("Unknown coverage output format!");
 }
 
-LineCoverageStats::LineCoverageStats(
-    ArrayRef<const coverage::CoverageSegment *> LineSegments,
-    const coverage::CoverageSegment *WrappedSegment) {
-  // Find the minimum number of regions which start in this line.
-  unsigned MinRegionCount = 0;
-  auto isStartOfRegion = [](const coverage::CoverageSegment *S) {
-    return !S->IsGapRegion && S->HasCount && S->IsRegionEntry;
-  };
-  for (unsigned I = 0; I < LineSegments.size() && MinRegionCount < 2; ++I)
-    if (isStartOfRegion(LineSegments[I]))
-      ++MinRegionCount;
-
-  bool StartOfSkippedRegion = !LineSegments.empty() &&
-                              !LineSegments.front()->HasCount &&
-                              LineSegments.front()->IsRegionEntry;
-
-  ExecutionCount = 0;
-  HasMultipleRegions = MinRegionCount > 1;
-  Mapped =
-      !StartOfSkippedRegion &&
-      ((WrappedSegment && WrappedSegment->HasCount) || (MinRegionCount > 0));
-
-  if (!Mapped)
-    return;
-
-  // Pick the max count among regions which start and end on this line, to
-  // avoid erroneously using the wrapped count, and to avoid picking region
-  // counts which come from deferred regions.
-  if (LineSegments.size() > 1) {
-    for (unsigned I = 0; I < LineSegments.size() - 1; ++I) {
-      if (!LineSegments[I]->IsGapRegion)
-        ExecutionCount = std::max(ExecutionCount, LineSegments[I]->Count);
-    }
-    return;
-  }
-
-  // If a non-gap region starts here, use its count. Otherwise use the wrapped
-  // count.
-  if (MinRegionCount == 1)
-    ExecutionCount = LineSegments[0]->Count;
-  else
-    ExecutionCount = WrappedSegment->Count;
-}
-
 unsigned SourceCoverageView::getFirstUncoveredLineNo() {
   const auto MinSegIt =
       find_if(CoverageInfo, [](const coverage::CoverageSegment &S) {