* origin/topic/vern/event-trace:
low-level style tweaks
--event-trace / -E option to generate event trace
hooks to support event tracing
classes providing event-tracing/dumping functionality
provide access to Val internals for event tracing purposes
set_network_time() BiF in support of event replaying
low-level naming tweaks / comments / const-ified accessor
* origin/topic/vern/zval: (42 commits)
whitespace tweaks
resolved some TODO comments
remove unnecessary casts, and change necessary ones to use static_cast<>
explain cmp_func default
change functions for ZVal type management to static members
fix some unsigned/signed integer warnings
address lint concern about uninitialized variable
Remove use of obsolete forward-declaration macros
fix #include's that lack zeek/ prefixes
explicitly populate holes created in vectors
fixes for now-incorrect assumption that GetField always returns an existing ValPtr
memory management for assignment to vector elements
memory management for assignment to record fields
destructor cleanup from ZAM_vector/ZAM_record
fix #include's that lack zeek/ prefixes
overlooked another way in which vector holes can be created
initialize vector holes to the correct corresponding type
explicitly populate holes created in vectors
fix other instances of GetField().get() assuming long-lived ValPtr's
fix for now-incorrect assumption that GetField always returns an existing ValPtr
...
* origin/topic/vern/reaching-defs: (36 commits)
added &is_assigned test case for variable rather than record field
Speedup ReachingDefs logic by ~15%
Simplify ReachingDefs::RDMap() accessor
test for -uu correctly tracking $?, and not misled by conditional assignments
&is_set => &is_assigned
remove pending maybe-reconsider-this comment
fixes for ?$ operator - always track it, and assume subrecords are initialized
speedup (and more coherent memory management) for tracking RDs
fixes for generating and evaluating RDs associate with ?$ expressions
fix for failure to reduce InlineExpr's to CatchReturnStmt's
inlining fix: propagate identifier attributes (such as &is_set)
tidier memory management
fix for an ancient bug - surprising that this hasn't caused problems previously
Fix IntrusivePtr release leaks in reaching-def logic
Change dynamic_cast in reaching-def logic to static_cast
Adjust some reaching-def memory management
Update a couple baselines for "xform" alternative
Adjust various reaching-def move/reference semantics
Change LambdaExpr::OuterIDs() accessor to return const-reference
Simplify declaration of DefPointType enum
...
This enables locating the headers within the install-tree using the
dirs provided by `zeek-config --include_dir`.
To enable locating these headers within the build-tree, this change also
creates a 'build/src/include/zeek -> ..' symlink.
