diff options
| -rw-r--r-- | utils/TableGen/LLVMCConfigurationEmitter.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/utils/TableGen/LLVMCConfigurationEmitter.cpp b/utils/TableGen/LLVMCConfigurationEmitter.cpp index e9acd96..9fcfd05 100644 --- a/utils/TableGen/LLVMCConfigurationEmitter.cpp +++ b/utils/TableGen/LLVMCConfigurationEmitter.cpp @@ -1132,12 +1132,14 @@ void TokenizeCmdline(const std::string& CmdLine, StrVector& Out) { enum TokenizerState { Normal, SpecialCommand, InsideSpecialCommand, InsideQuotationMarks } cur_st = Normal; + + if (CmdLine.empty()) + return; Out.push_back(""); std::string::size_type B = CmdLine.find_first_not_of(Delimiters), E = CmdLine.size(); - if (B == std::string::npos) - throw "Empty command-line string!"; + for (; B != E; ++B) { char cur_ch = CmdLine[B]; @@ -1278,7 +1280,7 @@ void EmitCmdLineVecFill(const Init* CmdLine, const std::string& ToolName, TokenizeCmdline(InitPtrToString(CmdLine), StrVec); if (StrVec.empty()) - throw "Tool " + ToolName + " has empty command line!"; + throw "Tool '" + ToolName + "' has empty command line!"; StrVector::const_iterator I = StrVec.begin(), E = StrVec.end(); |