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Better error message.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74193 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mikhail Glushenkov 2009-06-25 18:21:34 +00:00
parent d7acf73094
commit 7bba2333fb
1 changed files with 5 additions and 3 deletions
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8
utils/TableGen/LLVMCConfigurationEmitter.cpp
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@ -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();