[test-release.sh] Add -no-libunwind to disable it on targets that don't support it.

Summary:
Mips doesn't implement unw_getcontext() or libunwind::Registers_*::jumpto() yet
so we must disable libunwind for this release.

Reviewers: hans

Subscribers: llvm-commits

Differential Revision: http://reviews.llvm.org/D11563

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@243633 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed