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#!/usr/bin/env python
"""
Script to Summarize statistics in the scan-build output.
Statistics are enabled by passing '-internal-stats' option to scan-build
(or '-analyzer-stats' to the analyzer).
"""
from __future__ import absolute_import, division, print_function
import sys
if __name__ == '__main__':
if len(sys.argv) < 2:
print('Usage: ', sys.argv[0],\
'scan_build_output_file', file=sys.stderr)
sys.exit(-1)
f = open(sys.argv[1], 'r')
Time = 0.0
TotalTime = 0.0
MaxTime = 0.0
Warnings = 0
Count = 0
FunctionsAnalyzed = 0
ReachableBlocks = 0
ReachedMaxSteps = 0
NumSteps = 0
NumInlinedCallSites = 0
NumBifurcatedCallSites = 0
MaxCFGSize = 0
for line in f:
if ("Analyzer Total Time" in line):
s = line.split()
Time = Time + float(s[6])
Count = Count + 1
if (float(s[6]) > MaxTime):
MaxTime = float(s[6])
if ("warning generated." in line) or ("warnings generated" in line):
s = line.split()
Warnings = Warnings + int(s[0])
if "The # of functions analysed (as top level)" in line:
s = line.split()
FunctionsAnalyzed = FunctionsAnalyzed + int(s[0])
if "The % of reachable basic blocks" in line:
s = line.split()
ReachableBlocks = ReachableBlocks + int(s[0])
if "The # of times we reached the max number of steps" in line:
s = line.split()
ReachedMaxSteps = ReachedMaxSteps + int(s[0])
if "The maximum number of basic blocks in a function" in line:
s = line.split()
if MaxCFGSize < int(s[0]):
MaxCFGSize = int(s[0])
if "The # of steps executed" in line:
s = line.split()
NumSteps = NumSteps + int(s[0])
if "The # of times we inlined a call" in line:
s = line.split()
NumInlinedCallSites = NumInlinedCallSites + int(s[0])
if "The # of times we split the path due \
to imprecise dynamic dispatch info" in line:
s = line.split()
NumBifurcatedCallSites = NumBifurcatedCallSites + int(s[0])
if ") Total" in line:
s = line.split()
TotalTime = TotalTime + float(s[6])
print("TU Count %d" % (Count))
print("Time %f" % (Time))
print("Warnings %d" % (Warnings))
print("Functions Analyzed %d" % (FunctionsAnalyzed))
print("Reachable Blocks %d" % (ReachableBlocks))
print("Reached Max Steps %d" % (ReachedMaxSteps))
print("Number of Steps %d" % (NumSteps))
print("Number of Inlined calls %d (bifurcated %d)" % (
NumInlinedCallSites, NumBifurcatedCallSites))
print("MaxTime %f" % (MaxTime))
print("TotalTime %f" % (TotalTime))
print("Max CFG Size %d" % (MaxCFGSize))
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