#include "llvm/Analysis/CFGPrinter.h"
#include "llvm/Pass.h"
+#include "llvm/Support/FileSystem.h"
using namespace llvm;
namespace {
bool runOnFunction(Function &F) override {
std::string Filename = "cfg." + F.getName().str() + ".dot";
errs() << "Writing '" << Filename << "'...";
-
- std::string ErrorInfo;
- raw_fd_ostream File(Filename.c_str(), ErrorInfo, sys::fs::F_Text);
- if (ErrorInfo.empty())
+ std::error_code EC;
+ raw_fd_ostream File(Filename, EC, sys::fs::F_Text);
+
+ if (!EC)
WriteGraph(File, (const Function*)&F);
else
errs() << " error opening file for writing!";
std::string Filename = "cfg." + F.getName().str() + ".dot";
errs() << "Writing '" << Filename << "'...";
- std::string ErrorInfo;
- raw_fd_ostream File(Filename.c_str(), ErrorInfo, sys::fs::F_Text);
-
- if (ErrorInfo.empty())
+ std::error_code EC;
+ raw_fd_ostream File(Filename, EC, sys::fs::F_Text);
+
+ if (!EC)
WriteGraph(File, (const Function*)&F, true);
else
errs() << " error opening file for writing!";
/// viewCFGOnly - This function is meant for use from the debugger. It works
/// just like viewCFG, but it does not include the contents of basic blocks
-/// into the nodes, just the label. If you are only interested in the CFG t
-/// his can make the graph smaller.
+/// into the nodes, just the label. If you are only interested in the CFG
+/// this can make the graph smaller.
///
void Function::viewCFGOnly() const {
ViewGraph(this, "cfg" + getName(), true);