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When using -std= flag added check to make sure language and standard are compatable

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llvm-svn: 130710
This commit is contained in:
Chad Rosier
2011-05-02 19:24:53 +00:00
parent d71670c04a
commit 24874a449c
3 changed files with 51 additions and 14 deletions
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34
clang/lib/Frontend/CompilerInvocation.cpp
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@@ -1397,6 +1397,40 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK,
if (LangStd == LangStandard::lang_unspecified)
Diags.Report(diag::err_drv_invalid_value)
<< A->getAsString(Args) << A->getValue(Args);
else {
// Valid standard, check to make sure language and standard are compatable.
const LangStandard &Std = LangStandard::getLangStandardForKind(LangStd);
switch (IK) {
case IK_C:
case IK_ObjC:
case IK_PreprocessedC:
case IK_PreprocessedObjC:
if (!(Std.isC89() || Std.isC99()))
Diags.Report(diag::err_drv_argument_not_allowed_with)
<< A->getAsString(Args) << "C/ObjC";
break;
case IK_CXX:
case IK_ObjCXX:
case IK_PreprocessedCXX:
case IK_PreprocessedObjCXX:
if (!Std.isCPlusPlus())
Diags.Report(diag::err_drv_argument_not_allowed_with)
<< A->getAsString(Args) << "C++/ObjC++";
break;
case IK_OpenCL:
if (!Std.isC99())
Diags.Report(diag::err_drv_argument_not_allowed_with)
<< A->getAsString(Args) << "OpenCL";
break;
case IK_CUDA:
if (!Std.isCPlusPlus())
Diags.Report(diag::err_drv_argument_not_allowed_with)
<< A->getAsString(Args) << "CUDA";
break;
default:
break;
}
}
}
if (const Arg *A = Args.getLastArg(OPT_cl_std_EQ)) {