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tinyxml2
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merge change; add extra assert

This commit is contained in:
Lee Thomason 2015-03-15 16:11:47 -07:00
parent bab9b6d59c
commit 7265b763fc
1 changed files with 3 additions and 1 deletions
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4
tinyxml2.cpp
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@ -374,7 +374,8 @@ const char* XMLUtil::GetCharacterRef( const char* p, char* value, int* length )
--q;
while ( *q != 'x' ) {
unsigned int digit;
unsigned int digit = 0;
if ( *q >= '0' && *q <= '9' ) {
digit = *q - '0';
}
@ -388,6 +389,7 @@ const char* XMLUtil::GetCharacterRef( const char* p, char* value, int* length )
return 0;
}
TIXMLASSERT( digit == 0 || mult <= UINT_MAX / digit );
TIXMLASSERT( digit >= 0 && digit < 16);
const unsigned int digitScaled = mult * digit;
TIXMLASSERT( ucs <= ULONG_MAX - digitScaled );
ucs += digitScaled;