Summary:
This change enables `cl::Grouping` for short options --
options with names of a single character. This is consistent with GNU
getopt behavior.
Reviewers: rnk, MaskRay
Reviewed By: MaskRay
Subscribers: thopre, cfe-commits, MaskRay, rupprecht, hiraditya, llvm-commits
Tags: #llvm, #clang
Differential Revision: https://reviews.llvm.org/D61270
llvm-svn: 359917
};
template <> struct applicator<MiscFlags> {
- static void opt(MiscFlags MF, Option &O) { O.setMiscFlag(MF); }
+ static void opt(MiscFlags MF, Option &O) {
+ assert((MF != Grouping || O.ArgStr.size() == 1) &&
+ "cl::Grouping can only apply to single charater Options.");
+ O.setMiscFlag(MF);
+ }
};
// apply method - Apply modifiers to an option in a type safe way.
GlobalParser->updateArgStr(this, S);
assert((S.empty() || S[0] != '-') && "Option can't start with '-");
ArgStr = S;
+ if (ArgStr.size() == 1)
+ setMiscFlag(Grouping);
}
void Option::reset() {
RUN: not llvm-readobj -aeWhSrnudlVgIs %p/Inputs/trivial.obj.elf-i386 2>&1 | FileCheck %s --check-prefix=UNKNOWN
CHECK-NOT: Unknown command line argument
-UNKNOWN: Unknown command line argument
+UNKNOWN: for the --section-headers option: may only occur zero or one times!