diff options
Diffstat (limited to 'tools/llvm-lto/llvm-lto.cpp')
-rw-r--r-- | tools/llvm-lto/llvm-lto.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/llvm-lto/llvm-lto.cpp b/tools/llvm-lto/llvm-lto.cpp index ab1e162..3ecd13f 100644 --- a/tools/llvm-lto/llvm-lto.cpp +++ b/tools/llvm-lto/llvm-lto.cpp @@ -45,6 +45,12 @@ OutputFilename("o", cl::init(""), cl::desc("Override output filename"), cl::value_desc("filename")); +static cl::list<std::string> +ExportedSymbols("exported-symbol", + cl::desc("Symbol to export from the resulting object file"), + cl::ZeroOrMore); + + int main(int argc, char **argv) { // Print a stack trace if we signal out. sys::PrintStackTraceOnErrorSignal(); @@ -107,6 +113,10 @@ int main(int argc, char **argv) { } } + // Add all the exported symbols to the table of symbols to preserve. + for (unsigned i = 0; i < ExportedSymbols.size(); ++i) + CodeGen.addMustPreserveSymbol(ExportedSymbols[i].c_str()); + if (!OutputFilename.empty()) { size_t len = 0; std::string ErrorInfo; |