diff options
Diffstat (limited to 'llvm/tools')
| -rw-r--r-- | llvm/tools/llvm-profdata/llvm-profdata.cpp | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/llvm/tools/llvm-profdata/llvm-profdata.cpp b/llvm/tools/llvm-profdata/llvm-profdata.cpp index 397b5239692..0bd8e834f45 100644 --- a/llvm/tools/llvm-profdata/llvm-profdata.cpp +++ b/llvm/tools/llvm-profdata/llvm-profdata.cpp @@ -39,16 +39,15 @@ int merge_main(int argc, const char *argv[]) { cl::opt<std::string> OutputFilename("output", cl::value_desc("output"), cl::init("-"), cl::desc("Output file")); - cl::alias OutputFilenameA("o", cl::desc("Alias for --output"), - cl::aliasopt(OutputFilename)); + cl::alias OutputFilenameA("o", cl::desc("Alias for --output"), cl::Required, + cl::aliasopt(OutputFilename)); cl::ParseCommandLineOptions(argc, argv, "LLVM profile data merger\n"); - if (OutputFilename.empty()) - OutputFilename = "-"; + if (OutputFilename.compare("-") == 0) + exitWithError("Cannot write indexed profdata format to stdout."); std::string ErrorInfo; - // FIXME: F_Text would be available if line_iterator could accept CRLF. raw_fd_ostream Output(OutputFilename.data(), ErrorInfo, sys::fs::F_None); if (!ErrorInfo.empty()) exitWithError(ErrorInfo, OutputFilename); |
