[llvm] r263847 - Revert "Revert "[sancov] specifying sanitizer coverage dependencies.""

[Chandler Carruth via llvm-commits]

Author: chandlerc
Date: Fri Mar 18 17:43:42 2016
New Revision: 263847

URL: http://llvm.org/viewvc/llvm-project?rev=263847&view=rev
Log:
Revert "Revert "[sancov] specifying sanitizer coverage dependencies.""

This reverts commit r263825, re-instating r263797.

Modified:
    llvm/trunk/lib/Transforms/Instrumentation/SanitizerCoverage.cpp

Modified: llvm/trunk/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Instrumentation/SanitizerCoverage.cpp?rev=263847&r1=263846&r2=263847&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Instrumentation/SanitizerCoverage.cpp (original)
+++ llvm/trunk/lib/Transforms/Instrumentation/SanitizerCoverage.cpp Fri Mar 18 17:43:42 2016
@@ -31,6 +31,7 @@
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/Analysis/EHPersonalities.h"
+#include "llvm/Analysis/PostDominators.h"
 #include "llvm/IR/CFG.h"
 #include "llvm/IR/CallSite.h"
 #include "llvm/IR/DataLayout.h"
@@ -162,7 +163,12 @@ class SanitizerCoverageModule : public M
     return "SanitizerCoverageModule";
   }
 
- private:
+  void getAnalysisUsage(AnalysisUsage &AU) const override {
+    AU.addRequired<DominatorTreeWrapperPass>();
+    AU.addRequired<PostDominatorTreeWrapperPass>();
+  }
+
+private:
   void InjectCoverageForIndirectCalls(Function &F,
                                       ArrayRef<Instruction *> IndirCalls);
   void InjectTraceForCmp(Function &F, ArrayRef<Instruction *> CmpTraceTargets);