Authors Info & ClaimsArticle No.: 156, Pages 223 - 245Published: 20 June 2024 Publication HistoryAbstractWe introduce a novel approach for testing optimizing compilers with code from real-world applications. The main idea is to construct well-formed programs by fusing multiple code snippets from various real-world projects. The key insight is backed by the fact that the large volume of real-world code exercises rich syntactical and semantic language features, which current engineering-intensive ...