Revert "[coverage] Special-case calls to noreturn functions."

This reverts commit r309995. It looks like it's responsible for breaking
the stage2 coverage build:

http://green.lab.llvm.org/green/job/clang-stage2-coverage-R_build/1402

The cfe-commits discussion re: r309995 has more context.

llvm-svn: 310019

1 files changed, 0 insertions, 12 deletions

diff --git a/clang/lib/CodeGen/CoverageMappingGen.cpp b/clang/lib/CodeGen/CoverageMappingGen.cpp
index 27d98dc60d7..07d16186b66 100644
--- a/clang/lib/CodeGen/CoverageMappingGen.cpp
+++ b/clang/lib/CodeGen/CoverageMappingGen.cpp
@@ -797,18 +797,6 @@ struct CounterCoverageMappingBuilder
     terminateRegion(S);
   }
 
-  void VisitCallExpr(const CallExpr *E) {
-    extendRegion(E);
-    for (const Stmt *Child : E->children())
-      this->Visit(Child);
-
-    // Terminate the region when we hit a noreturn function.
-    // (This is helpful dealing with switch statements.)
-    QualType CalleeType = E->getCallee()->getType();
-    if (getFunctionExtInfo(*CalleeType).getNoReturn())
-      terminateRegion(E);
-  }
-
   void VisitWhileStmt(const WhileStmt *S) {
     extendRegion(S);