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Do not require positional arguments when we're only printing out the graph.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50742 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -32,7 +32,7 @@ using namespace llvmcc;
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// External linkage here is intentional.
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cl::list<std::string> InputFilenames(cl::Positional, cl::desc("<input file>"),
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cl::OneOrMore);
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cl::ZeroOrMore);
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cl::opt<std::string> OutputFilename("o", cl::desc("Output file name"),
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cl::value_desc("file"));
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cl::opt<bool> VerboseMode("v",
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@ -70,10 +70,20 @@ int main(int argc, char** argv) {
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"LLVM Compiler Driver(Work In Progress)");
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PopulateCompilationGraph(graph);
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if(WriteGraph)
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if (WriteGraph) {
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graph.writeGraph();
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if(ViewGraph)
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return 0;
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}
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if (ViewGraph) {
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graph.viewGraph();
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return 0;
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}
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if (InputFilenames.empty()) {
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std::cerr << "No input files.\n";
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return 1;
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}
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return BuildTargets(graph);
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}
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