diff options
Diffstat (limited to 'lib/Driver/Tools.cpp')
| -rw-r--r-- | lib/Driver/Tools.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Driver/Tools.cpp b/lib/Driver/Tools.cpp index a3ce05f715..7254a364df 100644 --- a/lib/Driver/Tools.cpp +++ b/lib/Driver/Tools.cpp @@ -1435,6 +1435,9 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA, options::OPT_fno_strict_aliasing, getToolChain().IsStrictAliasingDefault())) CmdArgs.push_back("-relaxed-aliasing"); + if (!Args.hasFlag(options::OPT_foptimize_sibling_calls, + options::OPT_fno_optimize_sibling_calls)) + CmdArgs.push_back("-mdisable-tail-calls"); // Handle various floating point optimization flags, mapping them to the // appropriate LLVM code generation flags. The pattern for all of these is to |