fix segfault when the VCF contains no records

will-rowe · Aug 12, 2021 · 0a03af4 · 0a03af4
1 parent fc2a19a
commit 0a03af4
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/artic/vcfCheck.cpp b/artic/vcfCheck.cpp
@@ -229,8 +229,10 @@ void artic::VcfChecker::Run()
         _getRecordStats();
     }
 
-    // get stats from final record
-    _getRecordStats();
+    // get stats from final record, if there was one
+    if(_numValid > 0) {
+        _getRecordStats();
+    }
 
     // write the stats to the report file
     std::ofstream outputReport;
@@ -255,4 +257,4 @@ unsigned int artic::VcfChecker::GetNumInPrimerSite(void) const { return _numPrim
 unsigned int artic::VcfChecker::GetNumInOverlap(void) const { return _numAmpOverlap; }
 
 // GetNumLowQual returns the number of records with low quality.
-unsigned int artic::VcfChecker::GetNumLowQual(void) const { return _numLowQual; }
+unsigned int artic::VcfChecker::GetNumLowQual(void) const { return _numLowQual; }