add -view-call-graph option to wpa.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@107462 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/examples/wpa/clang-wpa.cpp b/examples/wpa/clang-wpa.cpp
index c75626d..04a706e 100644
--- a/examples/wpa/clang-wpa.cpp
+++ b/examples/wpa/clang-wpa.cpp
@@ -26,6 +26,9 @@
static llvm::cl::list<std::string>
InputFilenames(llvm::cl::Positional, llvm::cl::desc("<input AST files>"));
+static llvm::cl::opt<bool> ViewCallGraph("view-call-graph",
+ llvm::cl::desc("Display the call graph."));
+
int main(int argc, char **argv) {
llvm::cl::ParseCommandLineOptions(argc, argv, "clang-wpa");
FileManager FileMgr;
@@ -48,11 +51,14 @@
ASTUnits.push_back(AST.take());
}
- llvm::OwningPtr<CallGraph> CG;
- CG.reset(new CallGraph(Prog));
+ if (ViewCallGraph) {
+ llvm::OwningPtr<CallGraph> CG;
+ CG.reset(new CallGraph(Prog));
- for (unsigned i = 0, e = ASTUnits.size(); i != e; ++i)
- CG->addTU(ASTUnits[i]->getASTContext());
+ for (unsigned i = 0, e = ASTUnits.size(); i != e; ++i)
+ CG->addTU(ASTUnits[i]->getASTContext());
- CG->ViewCallGraph();
+ CG->ViewCallGraph();
+ return 0;
+ }
}