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Driver: For clang, accept -fsigned-bitfields and reject 

-funsigned-bitfields for now (clang defaults to -fsigned-bitfields).
 - <rdar://problem/6790309> ER: Support
   -fsigned-bitfields/-funsigned-bitfields

llvm-svn: 69131
This commit is contained in:
Daniel Dunbar 2009-04-15 02:37:43 +00:00
parent 64602b1ed6
commit 2edd923c90
2 changed files with 9 additions and 0 deletions
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2
clang/include/clang/Driver/Options.def
View File

@ -498,6 +498,7 @@ OPTION("-fprint-source-range-info", fprint_source_range_info, Flag, f_Group, INV
OPTION("-fprofile-arcs", fprofile_arcs, Flag, f_Group, INVALID, "", 0, 0, 0)
OPTION("-fprofile-generate", fprofile_generate, Flag, f_Group, INVALID, "", 0, 0, 0)
OPTION("-framework", framework, Separate, INVALID, INVALID, "l", 0, 0, 0)
OPTION("-fsigned-bitfields", fsigned_bitfields, Flag, f_Group, INVALID, "", 0, 0, 0)
OPTION("-fstack-protector", fstack_protector, Flag, clang_ignored_f_Group, INVALID, "", 0, 0, 0)
OPTION("-fstrict-aliasing", fstrict_aliasing, Flag, clang_ignored_f_Group, INVALID, "", 0, 0, 0)
OPTION("-fsyntax-only", fsyntax_only, Flag, INVALID, INVALID, "d", 0, 0, 0)
@ -506,6 +507,7 @@ OPTION("-fterminated-vtables", fterminated_vtables, Flag, f_Group, INVALID, "",
OPTION("-ftime-report", ftime_report, Flag, f_Group, INVALID, "", 0, 0, 0)
OPTION("-ftraditional", ftraditional, Flag, f_Group, INVALID, "", 0, 0, 0)
OPTION("-ftrapv", ftrapv, Flag, f_Group, INVALID, "", 0, 0, 0)
OPTION("-funsigned-bitfields", funsigned_bitfields, Flag, f_Group, INVALID, "", 0, 0, 0)
OPTION("-funwind-tables", funwind_tables, Flag, f_Group, INVALID, "", 0, 0, 0)
OPTION("-fverbose-asm", fverbose_asm, Flag, f_Group, INVALID, "", 0, 0, 0)
OPTION("-fvisibility=", fvisibility_EQ, Joined, f_Group, INVALID, "", 0, 0, 0)

7
clang/lib/Driver/Tools.cpp
View File

@ -473,6 +473,13 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
if (!Args.hasFlag(options::OPT_fcommon, options::OPT_fno_common))
CmdArgs.push_back("-fno-common");
// -fsigned-bitfields is default, and clang doesn't yet support
// --funsigned-bitfields.
if (!Args.hasFlag(options::OPT_fsigned_bitfields,
options::OPT_funsigned_bitfields))
D.Diag(clang::diag::warn_drv_clang_unsupported)
<< Args.getLastArg(options::OPT_funsigned_bitfields)->getAsString(Args);
Args.AddLastArg(CmdArgs, options::OPT_dM);
Args.AddLastArg(CmdArgs, options::OPT_dD);