Show argv[0] in error messages (like gcc).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51755 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvmc2/llvmc.cpp b/tools/llvmc2/llvmc.cpp
index 403e61d..9580717 100644
--- a/tools/llvmc2/llvmc.cpp
+++ b/tools/llvmc2/llvmc.cpp
@@ -87,8 +87,7 @@
}
if (InputFilenames.empty()) {
- std::cerr << "No input files.\n";
- return 1;
+ throw std::runtime_error("no input files");
}
return BuildTargets(graph);
@@ -97,10 +96,10 @@
return ec.code();
}
catch(const std::exception& ex) {
- std::cerr << ex.what() << '\n';
+ std::cerr << argv[0] << ": " << ex.what() << '\n';
}
catch(...) {
- std::cerr << "Unknown error!\n";
+ std::cerr << argv[0] << ": unknown error!\n";
}
return 1;
}