Import LLVM 3.9.1 including clang and lld.

1 files changed, 7 insertions, 1 deletions

diff --git a/gnu/llvm/tools/llvm-cov/CoverageSummaryInfo.h b/gnu/llvm/tools/llvm-cov/CoverageSummaryInfo.h
index c393b00d32a..822742b635e 100644
--- a/gnu/llvm/tools/llvm-cov/CoverageSummaryInfo.h
+++ b/gnu/llvm/tools/llvm-cov/CoverageSummaryInfo.h
@@ -15,7 +15,7 @@
 #ifndef LLVM_COV_COVERAGESUMMARYINFO_H
 #define LLVM_COV_COVERAGESUMMARYINFO_H
 
-#include "llvm/ProfileData/CoverageMapping.h"
+#include "llvm/ProfileData/Coverage/CoverageMapping.h"
 #include "llvm/Support/raw_ostream.h"
 
 namespace llvm {
@@ -47,6 +47,8 @@ struct RegionCoverageInfo {
   bool isFullyCovered() const { return Covered == NumRegions; }
 
   double getPercentCovered() const {
+    if (NumRegions == 0)
+      return 0.0;
     return double(Covered) / double(NumRegions) * 100.0;
   }
 };
@@ -83,6 +85,8 @@ struct LineCoverageInfo {
   bool isFullyCovered() const { return Covered == (NumLines - NonCodeLines); }
 
   double getPercentCovered() const {
+    if (NumLines - NonCodeLines == 0)
+      return 0.0;
     return double(Covered) / double(NumLines - NonCodeLines) * 100.0;
   }
 };
@@ -109,6 +113,8 @@ struct FunctionCoverageInfo {
   bool isFullyCovered() const { return Executed == NumFunctions; }
 
   double getPercentCovered() const {
+    if (NumFunctions == 0)
+      return 0.0;
     return double(Executed) / double(NumFunctions) * 100.0;
   }
 };