[llvm-dev] default value for a newly created clang option
Eli Friedman via llvm-dev
llvm-dev at lists.llvm.org
Wed Jun 8 12:26:15 PDT 2016
On Wed, Jun 8, 2016 at 11:26 AM, Rail Shafigulin via llvm-dev <
llvm-dev at lists.llvm.org> wrote:
> I've created a new clang option for my target through Options.td. Is there
> a way to give it a default value?
Usually cfe-dev is better for questions like this.
clang driver options don't inherently have default values; you just compute
a default value if the flag isn't specified. There are some helpers to
simplify this; for example, ArgList::hasFlag lets you specify whether the
default is true or false.
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