C++: Add support for -fno-use-cxa-atexit.
- So much typing, so little gain...
Also, rename the __cxx_global_initialization function just to match llvm-gcc.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@99039 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/CompilerInvocation.cpp b/lib/Frontend/CompilerInvocation.cpp
index 2dfc592..6e18f34 100644
--- a/lib/Frontend/CompilerInvocation.cpp
+++ b/lib/Frontend/CompilerInvocation.cpp
@@ -154,6 +154,10 @@
Res.push_back("-mcode-model");
Res.push_back(Opts.CodeModel);
}
+ if (!Opts.CXAAtExit)
+ Res.push_back("-fno-use-cxa-atexit");
+ if (Opts.CXXCtorDtorAliases)
+ Res.push_back("-mconstructor-aliases");
if (!Opts.DebugPass.empty()) {
Res.push_back("-mdebug-pass");
Res.push_back(Opts.DebugPass);
@@ -180,8 +184,6 @@
Res.push_back("-mrelocation-model");
Res.push_back(Opts.RelocationModel);
}
- if (Opts.CXXCtorDtorAliases)
- Res.push_back("-mconstructor-aliases");
if (!Opts.VerifyModule)
Res.push_back("-disable-llvm-verifier");
}
@@ -784,6 +786,8 @@
Opts.UnrollLoops = (Opts.OptimizationLevel > 1 && !Opts.OptimizeSize);
Opts.AsmVerbose = Args.hasArg(OPT_masm_verbose);
+ Opts.CXAAtExit = !Args.hasArg(OPT_fno_use_cxa_atexit);
+ Opts.CXXCtorDtorAliases = Args.hasArg(OPT_mconstructor_aliases);
Opts.CodeModel = getLastArgValue(Args, OPT_mcode_model);
Opts.DebugPass = getLastArgValue(Args, OPT_mdebug_pass);
Opts.DisableFPElim = Args.hasArg(OPT_mdisable_fp_elim);
@@ -794,7 +798,6 @@
Opts.SoftFloat = Args.hasArg(OPT_msoft_float);
Opts.UnwindTables = Args.hasArg(OPT_munwind_tables);
Opts.RelocationModel = getLastArgValue(Args, OPT_mrelocation_model, "pic");
- Opts.CXXCtorDtorAliases = Args.hasArg(OPT_mconstructor_aliases);
Opts.MainFileName = getLastArgValue(Args, OPT_main_file_name);
Opts.VerifyModule = !Args.hasArg(OPT_disable_llvm_verifier);