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In addition to dumping preprocessed source, dump a script with the command line 

arguments that caused clang to crash.
rdar://8314451

llvm-svn: 143573
This commit is contained in:
Chad Rosier 2011-11-02 21:29:05 +00:00
parent ef4ab810d1
commit cdb008d117
1 changed files with 23 additions and 2 deletions
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25
clang/lib/Driver/Driver.cpp
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@ -373,6 +373,12 @@ void Driver::generateCompilationDiagnostics(Compilation &C,
CCCIsCPP = true;
CCGenDiagnostics = true;
// Save the original job command(s).
std::string Cmd;
llvm::raw_string_ostream OS(Cmd);
C.PrintJob(OS, C.getJobs(), "\n", false);
OS.flush();
// Clear stale state and suppress tool output.
C.initCompilationForDiagnostics();
Diags.Reset();
@ -449,11 +455,26 @@ void Driver::generateCompilationDiagnostics(Compilation &C,
// If the command succeeded, we are done.
if (Res == 0) {
Diag(clang::diag::note_drv_command_failed_diag_msg)
<< "Preprocessed source(s) are located at:";
<< "Preprocessed source(s) and associated run script(s) are located at:";
ArgStringList Files = C.getTempFiles();
for (ArgStringList::const_iterator it = Files.begin(), ie = Files.end();
it != ie; ++it)
it != ie; ++it) {
Diag(clang::diag::note_drv_command_failed_diag_msg) << *it;
std::string Err;
std::string Script = StringRef(*it).rsplit('.').first;
Script += ".sh";
llvm::raw_fd_ostream ScriptOS(Script.c_str(), Err,
llvm::raw_fd_ostream::F_Excl |
llvm::raw_fd_ostream::F_Binary);
if (!Err.empty()) {
Diag(clang::diag::note_drv_command_failed_diag_msg)
<< "Error generating run script: " + Script + " " + Err;
} else {
ScriptOS << Cmd;
Diag(clang::diag::note_drv_command_failed_diag_msg) << Script;
}
}
} else {
// Failure, remove preprocessed files.
if (!C.getArgs().hasArg(options::OPT_save_temps))