---

yaml
---
r: 345949
b: refs/heads/master
c: abe703a
h: refs/heads/master
i:
  345947: 2375b64

Author: swift-ci

[refs]

@@ -1,5 +1,5 @@
 ---
-refs/heads/master: 635eef202f6ca5ea62f0360767ad0cf2aaaef06b
+refs/heads/master: abe703a4fd50a909198ed13d7c8c3ce8a8f605f5
 refs/heads/master-next: 203b3026584ecad859eb328b2e12490099409cd5
 refs/tags/osx-passed: b6b74147ef8a386f532cf9357a1bde006e552c54
 refs/tags/swift-2.2-SNAPSHOT-2015-12-01-a: 6bb18e013c2284f2b45f5f84f2df2887dc0f7dea

trunk/lib/SILOptimizer/UtilityPasses/CFGPrinter.cpp

@@ -29,19 +29,37 @@ using namespace swift;
 //                                  Options
 //===----------------------------------------------------------------------===//
 
+llvm::cl::opt<std::string> SILViewCFGOnlyFun(
+    "sil-view-cfg-only-function", llvm::cl::init(""),
+    llvm::cl::desc("Only produce a graphviz file for this function"));
+
+llvm::cl::opt<std::string> SILViewCFGOnlyFuns(
+    "sil-view-cfg-only-functions", llvm::cl::init(""),
+    llvm::cl::desc("Only produce a graphviz file for the sil for the functions "
+                   "whose name contains this substring"));
+
 //===----------------------------------------------------------------------===//
 //                              Top Level Driver
 //===----------------------------------------------------------------------===//
 
 namespace {
+
 class SILCFGPrinter : public SILFunctionTransform {
   /// The entry point to the transformation.
   void run() override {
     SILFunction *F = getFunction();
 
+    // If we are not supposed to dump view this cfg, return.
+    if (!SILViewCFGOnlyFun.empty() && F && F->getName() != SILViewCFGOnlyFun)
+      return;
+    if (!SILViewCFGOnlyFuns.empty() && F &&
+        F->getName().find(SILViewCFGOnlyFuns, 0) == StringRef::npos)
+      return;
+
     F->viewCFG();
   }
 };
+
 } // end anonymous namespace
 
 SILTransform *swift::createCFGPrinter() {