BugReporter (extensive diagnostics): don't mark location contexts that are
control-flow expressions as dead.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@70887 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/BugReporter.cpp b/lib/Analysis/BugReporter.cpp
index dcc88fe..a9d6771 100644
--- a/lib/Analysis/BugReporter.cpp
+++ b/lib/Analysis/BugReporter.cpp
@@ -955,7 +955,8 @@
     // Is the top location context the same as the one for the new location?
     if (TopContextLoc == CLoc) {
       if (alwaysAdd) {
-        if (IsConsumedExpr(TopContextLoc))
+        if (IsConsumedExpr(TopContextLoc) &&
+            !IsControlFlowExpr(TopContextLoc.asStmt()))
             TopContextLoc.markDead();
 
         rawAddEdge(NewLoc);
@@ -968,7 +969,7 @@
       if (alwaysAdd) {
         rawAddEdge(NewLoc);
         
-        if (IsConsumedExpr(CLoc)) {
+        if (IsConsumedExpr(CLoc) && !IsControlFlowExpr(CLoc.asStmt())) {
           CLocs.push_back(ContextLocation(CLoc, true));
           return;
         }