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→{{header|C++}}: document undefined behavior
(→{{header|Kotlin}}: don't retain double negatives) |
(→{{header|C++}}: document undefined behavior) |
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Line 575:
#include <string>
// Bug: calling operator++ on an empty collection invokes undefined behavior.
std::all_of( ++(strings.begin()), strings.end(),
[&](std::string a){ return a == strings.front(); } ) // All equal
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