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'''
Simple tool to find big functions in an .ll file.
'''
import os, sys, re
filename = sys.argv[1]
i = 0
start = -1
curr = None
data = []
for line in open(filename):
i += 1
if line.startswith('function '):
start = i
curr = line
elif line.startswith('}') and curr:
size = i - start
data.append([curr, size])
curr = None
data.sort(lambda x, y: x[1] - y[1])
print ''.join(['%6d : %s' % (x[1], x[0]) for x in data])
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