diff options
Diffstat (limited to 'clang/lib/Driver/ToolChains/Clang.cpp')
| -rw-r--r-- | clang/lib/Driver/ToolChains/Clang.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/clang/lib/Driver/ToolChains/Clang.cpp b/clang/lib/Driver/ToolChains/Clang.cpp index 5751ceac710..a0a5a5cc715 100644 --- a/clang/lib/Driver/ToolChains/Clang.cpp +++ b/clang/lib/Driver/ToolChains/Clang.cpp @@ -2241,6 +2241,11 @@ static void RenderFloatingPointOptions(const ToolChain &TC, const Driver &D, CmdArgs.push_back("-mfpmath"); CmdArgs.push_back(A->getValue()); } + + // Disable a codegen optimization for floating-point casts. + if (Args.hasFlag(options::OPT_ffp_cast_overflow_workaround, + options::OPT_fno_fp_cast_overflow_workaround, false)) + CmdArgs.push_back("-ffp-cast-overflow-workaround"); } static void RenderAnalyzerOptions(const ArgList &Args, ArgStringList &CmdArgs, |
