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Add an option to emulate the strange Apple gcc behavior of #pragma pack.

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<rdar://problem/10374763>

llvm-svn: 143527
This commit is contained in:
Eli Friedman
2011-11-02 01:53:16 +00:00
parent dbb583992a
commit 055c970839
7 changed files with 34 additions and 0 deletions
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3
clang/lib/Frontend/CompilerInvocation.cpp
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@@ -777,6 +777,8 @@ static void LangOptsToArgs(const LangOptions &Opts,
Res.push_back("-fdelayed-template-parsing");
if (Opts.Deprecated)
Res.push_back("-fdeprecated-macro");
if (Opts.ApplePragmaPack)
Res.push_back("-fapple-pragma-pack");
}
static void PreprocessorOptsToArgs(const PreprocessorOptions &Opts,
@@ -1763,6 +1765,7 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK,
Opts.FakeAddressSpaceMap = Args.hasArg(OPT_ffake_address_space_map);
Opts.ParseUnknownAnytype = Args.hasArg(OPT_funknown_anytype);
Opts.DebuggerSupport = Args.hasArg(OPT_fdebugger_support);
Opts.ApplePragmaPack = Args.hasArg(OPT_fapple_pragma_pack);
// Record whether the __DEPRECATED define was requested.
Opts.Deprecated = Args.hasFlag(OPT_fdeprecated_macro,