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[sancov] extending sancov --help documentation

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Differential Revision: https://reviews.llvm.org/D30361

llvm-svn: 296205
This commit is contained in:
Mike Aizatsky 2017-02-24 23:55:18 +00:00
parent 0d910ecf63
commit dae9b41484
1 changed files with 13 additions and 2 deletions
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15
tools/sancov/sancov.cc
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@ -96,7 +96,8 @@ cl::opt<ActionType> Action(
static cl::list<std::string>
ClInputFiles(cl::Positional, cl::OneOrMore,
cl::desc("(<binary file>|<.sancov file>)..."));
cl::desc("<action> <binary files...> <.sancov files...> "
"<.symcov files...>"));
static cl::opt<bool> ClDemangle("demangle", cl::init(true),
cl::desc("Print demangled function name."));
@ -1200,7 +1201,17 @@ int main(int Argc, char **Argv) {
llvm::InitializeAllTargetMCs();
llvm::InitializeAllDisassemblers();
cl::ParseCommandLineOptions(Argc, Argv, "Sanitizer Coverage Processing Tool");
cl::ParseCommandLineOptions(Argc, Argv,
"Sanitizer Coverage Processing Tool (sancov)\n\n"
" This tool can extract various coverage-related information from: \n"
" coverage-instrumented binary files, raw .sancov files and their "
"symbolized .symcov version.\n"
" Depending on chosen action the tool expects different input files:\n"
" -print-coverage-pcs - coverage-instrumented binary files\n"
" -print-coverage - .sancov files\n"
" <other actions> - .sancov files & corresponding binary "
"files, .symcov files\n"
);
// -print doesn't need object files.
if (Action == PrintAction) {