From 47ab3d4a42e9ab51c465c4322d2ec233f6324e6b Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 15:16:40 +0200
Subject: Adding upstream version 1.18.10.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/cmd/link/internal/sym/symbol.go | 42 +++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 src/cmd/link/internal/sym/symbol.go

(limited to 'src/cmd/link/internal/sym/symbol.go')

diff --git a/src/cmd/link/internal/sym/symbol.go b/src/cmd/link/internal/sym/symbol.go
new file mode 100644
index 0000000..2f2c839
--- /dev/null
+++ b/src/cmd/link/internal/sym/symbol.go
@@ -0,0 +1,42 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package sym
+
+import (
+	"cmd/internal/obj"
+	"internal/buildcfg"
+)
+
+const (
+	SymVerABI0        = 0
+	SymVerABIInternal = 1
+	SymVerABICount    = 2  // Number of internal ABIs
+	SymVerStatic      = 10 // Minimum version used by static (file-local) syms
+)
+
+func ABIToVersion(abi obj.ABI) int {
+	switch abi {
+	case obj.ABI0:
+		return SymVerABI0
+	case obj.ABIInternal:
+		if !buildcfg.Experiment.RegabiWrappers {
+			// If wrappers are not enabled, ABI0 and ABIInternal are actually same
+			// so we normalize everything to ABI0.
+			return SymVerABI0
+		}
+		return SymVerABIInternal
+	}
+	return -1
+}
+
+func VersionToABI(v int) (obj.ABI, bool) {
+	switch v {
+	case SymVerABI0:
+		return obj.ABI0, true
+	case SymVerABIInternal:
+		return obj.ABIInternal, true
+	}
+	return ^obj.ABI(0), false
+}
-- 
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