As announced here: http://lists.llvm.org/pipermail/llvm-dev/2019-April/131786.html Grouped option syntax (POSIX Utility Conventions) does not play well with -long-option A subsequent change will reject -long-option.
Summary: Patch adds support for the following instructions: * SQADD, UQADD, SUQADD, USQADD * SQSUB, UQSUB, SQSUBR, UQSUBR The specification can be found here: https://developer.arm.com/docs/ddi0602/latest Reviewed By: chill Differential Revision: https://reviews.llvm.org/D62130 llvm-svn: 361611