diff options
Diffstat (limited to 'gnu/llvm/tools/clang/lib/Driver/Tools.cpp')
| -rw-r--r-- | gnu/llvm/tools/clang/lib/Driver/Tools.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/gnu/llvm/tools/clang/lib/Driver/Tools.cpp b/gnu/llvm/tools/clang/lib/Driver/Tools.cpp index 81bd5da9276..656a8fbbdaf 100644 --- a/gnu/llvm/tools/clang/lib/Driver/Tools.cpp +++ b/gnu/llvm/tools/clang/lib/Driver/Tools.cpp @@ -3746,9 +3746,12 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA, OFastEnabled ? options::OPT_Ofast : options::OPT_fstrict_aliasing; // We turn strict aliasing off by default if we're in CL mode, since MSVC // doesn't do any TBAA. - bool TBAAOnByDefault = !getToolChain().getDriver().IsCLMode(); + bool StrictAliasingDefault = !getToolChain().getDriver().IsCLMode(); + // We also turn off strict aliasing on OpenBSD. + if (getToolChain().getTriple().isOSOpenBSD()) + StrictAliasingDefault = false; if (!Args.hasFlag(options::OPT_fstrict_aliasing, StrictAliasingAliasOption, - options::OPT_fno_strict_aliasing, TBAAOnByDefault)) + options::OPT_fno_strict_aliasing, StrictAliasingDefault)) CmdArgs.push_back("-relaxed-aliasing"); if (!Args.hasFlag(options::OPT_fstruct_path_tbaa, options::OPT_fno_struct_path_tbaa)) |