From: crazycomputer <zhouguangyuan.xian@gmail.com>
Date: Sun, 22 Aug 2021 09:26:20 +0000 (+0800)
Subject: cmd/link: guarantee "section .debug_gdb_scripts" is always "$GOROOT/src/runtime/runti... 
X-Git-Tag: go1.18beta1~1646
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=daa55b21d1e7707ed251336c851841bb0eca3021;p=gostls13.git

cmd/link: guarantee "section .debug_gdb_scripts" is always "$GOROOT/src/runtime/runtime-gdb.py".

to guarantee the "section .debug_gdb_scripts" is  always "$GOROOT/src/runtime/runtime-gdb.py" , a check for package name is needed when search "runtime/proc.go".

Fixes #47881

Change-Id: Ib471314ca1a6777f625b488e5ae3790457540ef9
Reviewed-on: https://go-review.googlesource.com/c/go/+/344229
Run-TryBot: Than McIntosh <thanm@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
Trust: Michael Knyszek <mknyszek@google.com>
---

diff --git a/src/cmd/link/internal/ld/dwarf.go b/src/cmd/link/internal/ld/dwarf.go
index c53d2408cb..98ab248e13 100644
--- a/src/cmd/link/internal/ld/dwarf.go
+++ b/src/cmd/link/internal/ld/dwarf.go
@@ -1190,7 +1190,7 @@ func (d *dwctxt) writeDirFileTables(unit *sym.CompilationUnit, lsu *loader.Symbo
 		// We can't use something that may be dead-code
 		// eliminated from a binary here. proc.go contains
 		// main and the scheduler, so it's not going anywhere.
-		if i := strings.Index(name, "runtime/proc.go"); i >= 0 {
+		if i := strings.Index(name, "runtime/proc.go"); i >= 0 && unit.Lib.Pkg == "runtime" {
 			d.dwmu.Lock()
 			if gdbscript == "" {
 				k := strings.Index(name, "runtime/proc.go")