From: Cherry Mui <cherryyz@google.com>
Date: Thu, 6 May 2021 20:16:19 +0000 (-0400)
Subject: cmd/link: don't include arginfo symbols in symbol table
X-Git-Tag: go1.17beta1~210
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=bdb8044665;p=gostls13.git

cmd/link: don't include arginfo symbols in symbol table

We recently add arginfo symbols for traceback argument metadata.
Like other metadata symbols (GC bitmaps, opendefer info, etc.),
skip arginfo symbols for symbol table as well.

Fixes #45971.

Change-Id: I7a126b75f70ec88e2170e9a274d968762c7bce56
Reviewed-on: https://go-review.googlesource.com/c/go/+/317769
Trust: Cherry Mui <cherryyz@google.com>
Run-TryBot: Cherry Mui <cherryyz@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
---

diff --git a/src/cmd/link/internal/ld/symtab.go b/src/cmd/link/internal/ld/symtab.go
index 3b4fda0c89..00f557875a 100644
--- a/src/cmd/link/internal/ld/symtab.go
+++ b/src/cmd/link/internal/ld/symtab.go
@@ -585,7 +585,9 @@ func (ctxt *Link) symtab(pcln *pclntab) []sym.SymKind {
 			strings.HasPrefix(name, "gclocals."),
 			strings.HasPrefix(name, "gclocals·"),
 			ldr.SymType(s) == sym.SGOFUNC && s != symgofunc,
-			strings.HasSuffix(name, ".opendefer"):
+			strings.HasSuffix(name, ".opendefer"),
+			strings.HasSuffix(name, ".arginfo0"),
+			strings.HasSuffix(name, ".arginfo1"):
 			symGroupType[s] = sym.SGOFUNC
 			ldr.SetAttrNotInSymbolTable(s, true)
 			ldr.SetCarrierSym(s, symgofunc)