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[dev.link] cmd/compile: mark stmp and stkobj symbols as static

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Mark compiler-generated ".stmp_%d" and "<fn>.stkobj" symbols as
AttrStatic, so as to tell the linker that they do not need to be
inserted into its name lookup tables.

Change-Id: I59ffd11659b2c54c2d0ad41275d05c3f919e3b88
Reviewed-on: https://go-review.googlesource.com/c/go/+/240497
Run-TryBot: Than McIntosh <thanm@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
This commit is contained in:
Than McIntosh 2020-06-30 07:55:16 -04:00
parent 59a702aa6a
commit 0434d40934
4 changed files with 11 additions and 4 deletions
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5
src/cmd/internal/obj/sym.go
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@ -264,6 +264,11 @@ func isNonPkgSym(ctxt *Link, s *LSym) bool {
return false
}
// StaticNamePref is the prefix the front end applies to static temporary
// variables. When turned into LSyms, these can be tagged as static so
// as to avoid inserting them into the linker's name lookup tables.
const StaticNamePref = ".stmp_"
type traverseFlag uint32
const (