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StringRefize code because we're good even when we crash. 

Patch by Jordy Rose.

llvm-svn: 156172
This commit is contained in:
Chad Rosier 2012-05-04 15:32:05 +00:00
parent 14afc07577
commit aaec1338b1
1 changed files with 6 additions and 6 deletions
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12
clang/lib/Driver/Driver.cpp
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@ -528,12 +528,12 @@ void Driver::generateCompilationDiagnostics(Compilation &C,
I += 16;
E = Cmd.find(" ", I);
assert (E != std::string::npos && "-main-file-name missing argument?");
std::string OldFilename = Cmd.substr(I, E - I);
std::string NewFilename = llvm::sys::path::filename(*it).str();
I = Cmd.rfind(OldFilename);
E = I + OldFilename.length() - 1;
I = Cmd.rfind(" ", I);
Cmd.replace(I + 1, E - I, NewFilename);
StringRef OldFilename = StringRef(Cmd).slice(I, E);
StringRef NewFilename = llvm::sys::path::filename(*it);
I = StringRef(Cmd).rfind(OldFilename);
E = I + OldFilename.size();
I = Cmd.rfind(" ", I) + 1;
Cmd.replace(I, E - I, NewFilename.data(), NewFilename.size());
ScriptOS << Cmd;
Diag(clang::diag::note_drv_command_failed_diag_msg) << Script;
}