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update_mir_test_checks: Handle empty liveins 

An empty livein block doesn't make much sense (why not just omit it?)
but they're legal and some tests have them, so its best to handle it.

llvm-svn: 316089
This commit is contained in:
Justin Bogner 2017-10-18 15:38:56 +00:00
parent 1a33cdb2e2
commit 3de36d6f11
1 changed files with 1 additions and 1 deletions
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2
llvm/utils/update_mir_test_checks.py
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@ -40,7 +40,7 @@ VREG_RE = re.compile(r'(%[0-9]+)(?::[a-z0-9_]+)?(?:\([<>a-z0-9 ]+\))?')
VREG_DEF_RE = re.compile(
r'^ *(?P<vregs>{0}(?:, {0})*) '
r'= (?P<opcode>[A-Zt][A-Za-z0-9_]+)'.format(VREG_RE.pattern))
PREFIX_DATA_RE = re.compile(r'^ *(;|bb.[0-9].*: *$|[a-z]+: |$)')
PREFIX_DATA_RE = re.compile(r'^ *(;|bb.[0-9].*: *$|[a-z]+:( |$)|$)')
MIR_FUNC_RE = re.compile(
r'^---$'