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go/misc/cgo/testshared
Cherry Zhang 19a932ceb8 cmd/link: don't mark shared library symbols reachable unconditionally
During the transitioning period, we mark symbols from Go shared
libraries reachable unconditionally. That might be useful when
there was still a large portion of the linker using sym.Symbols,
and only reachable symbols were converted to sym.Symbols. Marking
them reachable brings them to the dynamic symbol table, even if
they are not needed, increased the binary size unexpectedly.

That time has passed. Now we largely operate on loader symbols,
and it is not needed to mark them reachable anymore.

Fixes #40416.

Change-Id: I1e2bdb93a960ba7dc96575fabe15af93d8e95329
Reviewed-on: https://go-review.googlesource.com/c/go/+/244839
Run-TryBot: Cherry Zhang <cherryyz@google.com>
Reviewed-by: Austin Clements <austin@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-07-27 16:04:55 +00:00
..
testdata cmd/link: fix GC data reading from shared library (attempt 2) 2020-07-01 14:41:56 +00:00
overlaydir_test.go misc: remove use of relative directories in overlayDir functions 2019-11-25 16:26:15 +00:00
shared_test.go cmd/link: don't mark shared library symbols reachable unconditionally 2020-07-27 16:04:55 +00:00