llvm-cov: Use the number of executed functions for the function coverage metric.

This commit fixes llvm-cov's function coverage metric by using the number of executed functions instead of the number of fully covered functions.

Differential Revision: http://reviews.llvm.org/D5196

llvm-svn: 218672

1 files changed, 3 insertions, 1 deletions

diff --git a/llvm/lib/ProfileData/CoverageMapping.cpp b/llvm/lib/ProfileData/CoverageMapping.cpp
index 06a950c2e40..115256358ed 100644
--- a/llvm/lib/ProfileData/CoverageMapping.cpp
+++ b/llvm/lib/ProfileData/CoverageMapping.cpp
@@ -167,7 +167,9 @@ CoverageMapping::load(ObjectFileCoverageMappingReader &CoverageReader,
       continue;
     }
 
-    FunctionRecord Function(Record.FunctionName, Record.Filenames);
+    assert(Counts.size() != 0 && "Function's counts are empty");
+    FunctionRecord Function(Record.FunctionName, Record.Filenames,
+                            Counts.front());
     CounterMappingContext Ctx(Record.Expressions, Counts);
     for (const auto &Region : Record.MappingRegions) {
       ErrorOr<int64_t> ExecutionCount = Ctx.evaluate(Region.Count);