hist/TH1Merger: do not issue a Warning for empty histograms

gganis · gganis · commit ceab91fa9aaa · 2017-11-28T10:44:02.000+01:00
diff --git a/hist/hist/src/TH1Merger.cxx b/hist/hist/src/TH1Merger.cxx
@@ -633,7 +633,8 @@ Bool_t TH1Merger::AutoP2Merge()
    }
 
    if (!hist) {
-      Warning("TH1Merger::AutoP2Merge", "all histograms look empty!");
+      if (gDebug)
+         Info("TH1Merger::AutoP2Merge", "all histograms look empty!");
       return kFALSE;
    }
 

Original file line number	Diff line number	Diff line change
`@@ -633,7 +633,8 @@ Bool_t TH1Merger::AutoP2Merge()`
`633`	`633`	`}`
`634`	`634`
`635`	`635`	`if (!hist) {`
`636`		`- Warning("TH1Merger::AutoP2Merge", "all histograms look empty!");`
	`636`	`+ if (gDebug)`
	`637`	`+ Info("TH1Merger::AutoP2Merge", "all histograms look empty!");`
`637`	`638`	`return kFALSE;`
`638`	`639`	`}`
`639`	`640`