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Driver: Don't honor -std-default for C++, this makes it hard to run the gdb test 

suite with clang++ enabled.

The right fix here is PR6175, although we would still have to find a different
work around for the gdb test suite.

llvm-svn: 94838
This commit is contained in:
Daniel Dunbar 2010-01-29 21:03:02 +00:00
parent 8d9842d43f
commit 1299819f71
1 changed files with 8 additions and 2 deletions
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10
clang/lib/Driver/Tools.cpp
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@ -901,8 +901,14 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
A->render(Args, CmdArgs);
} else {
// Honor -std-default.
Args.AddAllArgsTranslated(CmdArgs, options::OPT_std_default_EQ,
"-std=", /*Joined=*/true);
//
// FIXME: Clang doesn't correctly handle -std= when the input language
// doesn't match. For the time being just ignore this for C++ inputs;
// eventually we want to do all the standard defaulting here instead of
// splitting it between the driver and clang -cc1.
if (!types::isCXX(InputType))
Args.AddAllArgsTranslated(CmdArgs, options::OPT_std_default_EQ,
"-std=", /*Joined=*/true);
Args.AddLastArg(CmdArgs, options::OPT_trigraphs);
}