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Fix pr1448

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37658 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-06-19 16:46:48 +00:00
parent 5cec4db6ae
commit 3f931b8c0e
1 changed files with 20 additions and 14 deletions
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34
tools/llvm-ld/llvm-ld.cpp
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@ -326,46 +326,52 @@ static int GenerateNative(const std::string &OutputFilename,
// We can't just assemble and link the file with the system assembler
// and linker because we don't know where to put the _start symbol.
// GCC mysteriously knows how to do it.
std::vector<const char*> args;
std::vector<std::string> args;
args.push_back(gcc.c_str());
args.push_back("-fno-strict-aliasing");
args.push_back("-O3");
args.push_back("-o");
args.push_back(OutputFilename.c_str());
args.push_back(InputFilename.c_str());
args.push_back(OutputFilename);
args.push_back(InputFilename);
// Add in the library paths
for (unsigned index = 0; index < LibPaths.size(); index++) {
args.push_back("-L");
args.push_back(LibPaths[index].c_str());
args.push_back(LibPaths[index]);
}
// Add the requested options
for (unsigned index = 0; index < XLinker.size(); index++) {
args.push_back(XLinker[index].c_str());
args.push_back(Libraries[index].c_str());
args.push_back(XLinker[index]);
args.push_back(Libraries[index]);
}
// Add in the libraries to link.
for (unsigned index = 0; index < LinkItems.size(); index++)
if (LinkItems[index].first != "crtend") {
if (LinkItems[index].second) {
std::string lib_name = "-l" + LinkItems[index].first;
args.push_back(lib_name.c_str());
} else
args.push_back(LinkItems[index].first.c_str());
if (LinkItems[index].second)
args.push_back("-l" + LinkItems[index].first);
else
args.push_back(LinkItems[index].first);
}
args.push_back(0);
// Now that "args" owns all the std::strings for the arguments, call the c_str
// method to get the underlying string array. We do this game so that the
// std::string array is guaranteed to outlive the const char* array.
std::vector<const char *> Args;
for (unsigned i = 0, e = args.size(); i != e; ++i)
Args.push_back(args[i].c_str());
Args.push_back(0);
if (Verbose) {
cout << "Generating Native Executable With:\n";
PrintCommand(args);
PrintCommand(Args);
}
// Run the compiler to assembly and link together the program.
int R = sys::Program::ExecuteAndWait(
gcc, &args[0], (const char**)clean_env, 0, 0, 0, &ErrMsg);
gcc, &Args[0], (const char**)clean_env, 0, 0, 0, &ErrMsg);
delete [] clean_env;
return R;
}