This book constitutes the refereed proceedings of the 8th International Conference on Compiler Construction, CC'99, held in Amsterdam, The Netherlands in March 1999 as part of ETAPS'99. The 22 revised full papers presented were carefully reviewed and selected for inclusion in the proceedings. The book is divided in sections on compiler generation, interprocedural analysis, code optimization, parallelization techniques, compiler systems, program transformation, cache specific optimziation, and tool demonstrations.