Changes

Summary

add missing #ifdef to handle systems without io_uring (details)
modify time test to deal with unfreed storage from putenv/tzset (details)
preclude aggregate/enumeration type declaration in trait body (details)
After a years (or at least half a year) the CodeLocation optimization is merged in. Added Symbol (using Racket's name for interned strings), and used it for CodeLocation file names. The optimizes for the high number of copies - both instances with the same value and copy operations - and consistently brings down runtime by a few percent. (details)
update cast expression cost rule (details)

Commit a51dc0de37fbbde4fc497460bcc75e0b98fc4a8f by Peter Buhr add missing #ifdef to handle systems without io_uring
The file was modified	libcfa/src/concurrency/io/call.cfa.in
Commit f9b42bd810f37648afda1ddefda76c5fb8f9589e by Peter Buhr modify time test to deal with unfreed storage from putenv/tzset
The file was modified	tests/time.cfa
Commit 49417166ab36785304dc6a536b01f3470c41eb88 by Peter Buhr preclude aggregate/enumeration type declaration in trait body
The file was modified	src/Parser/parser.yy
Commit 661e7b01f8a9a2c15670b1615d96ea489f11fbe8 by ajbeach After a years (or at least half a year) the CodeLocation optimization is merged in. Added Symbol (using Racket's name for interned strings), and used it for CodeLocation file names. The optimizes for the high number of copies - both instances with the same value and copy operations - and consistently brings down runtime by a few percent.
The file was added	src/Common/Symbol.cpp
The file was modified	src/Common/module.mk
The file was modified	src/Common/CodeLocation.hpp
The file was added	src/Common/Symbol.hpp
The file was modified	src/InitTweak/FixInit.cpp
The file was modified	src/CodeGen/CodeGenerator.cpp
Commit 2870cb69f7deb12ee9dee9619f2038492fbd5628 by f37yu update cast expression cost rule
The file was modified	src/ResolvExpr/CandidateFinder.cpp