Silence unused function warning when graphviz is not available.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152346 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2012-03-08 22:15:23 +00:00
parent 72af527f01
commit cdaedf9f4a

View File

@ -54,11 +54,9 @@ std::string llvm::DOT::EscapeString(const std::string &Label) {
}
// Execute the graph viewer. Return true if successful.
static bool ExecGraphViewer(const sys::Path &ExecPath,
std::vector<const char*> &args,
const sys::Path &Filename,
bool wait,
std::string &ErrMsg) {
static bool LLVM_ATTRIBUTE_UNUSED
ExecGraphViewer(const sys::Path &ExecPath, std::vector<const char*> &args,
const sys::Path &Filename, bool wait, std::string &ErrMsg) {
if (wait) {
if (sys::Program::ExecuteAndWait(ExecPath, &args[0],0,0,0,0,&ErrMsg)) {
errs() << "Error: " << ErrMsg << "\n";