Driver: Support -fno-lto.
llvm-svn: 129712
diff --git a/clang/include/clang/Driver/Options.td b/clang/include/clang/Driver/Options.td
index 8f4a250..9a29e34 100644
--- a/clang/include/clang/Driver/Options.td
+++ b/clang/include/clang/Driver/Options.td
@@ -305,6 +305,7 @@
HelpText<"Limit debug information produced to reduce size of debug binary">;
def flimited_precision_EQ : Joined<"-flimited-precision=">, Group<f_Group>;
def flto : Flag<"-flto">, Group<f_Group>;
+def fno_lto : Flag<"-fno-lto">, Group<f_Group>;
def fmacro_backtrace_limit_EQ : Joined<"-fmacro-backtrace-limit=">,
Group<f_Group>;
def fmath_errno : Flag<"-fmath-errno">, Group<f_Group>;
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index a3c93bd..39ace11 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -950,7 +950,8 @@
} else if (Args.hasArg(options::OPT_emit_ast)) {
return new CompileJobAction(Input, types::TY_AST);
} else if (Args.hasArg(options::OPT_emit_llvm) ||
- Args.hasArg(options::OPT_flto) || HasO4) {
+ Args.hasFlag(options::OPT_flto, options::OPT_fno_lto, false) ||
+ HasO4) {
types::ID Output =
Args.hasArg(options::OPT_S) ? types::TY_LTO_IR : types::TY_LTO_BC;
return new CompileJobAction(Input, Output);