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Check for (and throw on) large min repeat

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We were only checking for large maximum bounds, which meant that we
would attempt to compile A{N,} where N is huge.
This commit is contained in:
Justin Viiret
2015-10-29 09:08:40 +11:00
committed by Matthew Barr
parent b77613802d
commit 1afc591c30
2 changed files with 9 additions and 4 deletions
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1
unit/hyperscan/bad_patterns.txt
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@@ -127,3 +127,4 @@
127:/^fo?ob{ro|nax_off\Qt=10omnax+8Wnah/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>0}l.{1,60}Car*k|npanomnax+8Wnah/8 #Expression is not valid UTF-8.
128:/(*UTF8)^fo?ob{ro|nax_off\Qt=10omnax+8Wnah/<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>0}l.{1,60}Car*k|npanomnax+8Wnah/ #Expression is not valid UTF-8.
129:/bignum \1111111111111111111/ #Number is too big at index 7.
130:/foo|&{5555555,}/ #Bounded repeat is too large.