Douglas Gregor 4fc9f3e819 Optimize unqualified/global name lookup in modules by introducing a ...

generational scheme for identifiers that avoids searching the hash
tables of a given module more than once for a given
identifier. Previously, loading any new module invalidated all of the
previous lookup results for all identifiers, causing us to perform the
lookups repeatedly.

llvm-svn: 148412

2012-01-18 20:56:22 +00:00

4.7 KiB

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