From 43a123c1ae6613b3efeed291fa552ecd909d3acf Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 16 Apr 2024 21:23:18 +0200
Subject: Adding upstream version 1.20.14.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../link/internal/ld/testdata/stackcheck/main.go   | 20 +++++++++++
 .../link/internal/ld/testdata/stackcheck/main.s    | 40 ++++++++++++++++++++++
 2 files changed, 60 insertions(+)
 create mode 100644 src/cmd/link/internal/ld/testdata/stackcheck/main.go
 create mode 100644 src/cmd/link/internal/ld/testdata/stackcheck/main.s

(limited to 'src/cmd/link/internal/ld/testdata/stackcheck')

diff --git a/src/cmd/link/internal/ld/testdata/stackcheck/main.go b/src/cmd/link/internal/ld/testdata/stackcheck/main.go
new file mode 100644
index 0000000..b708cc5
--- /dev/null
+++ b/src/cmd/link/internal/ld/testdata/stackcheck/main.go
@@ -0,0 +1,20 @@
+// Copyright 2022 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 main
+
+func main() { asmMain() }
+
+func asmMain()
+
+func startSelf()
+
+func startChain()
+func chain0()
+func chain1()
+func chain2()
+func chainEnd()
+
+func startRec()
+func startRec0()
diff --git a/src/cmd/link/internal/ld/testdata/stackcheck/main.s b/src/cmd/link/internal/ld/testdata/stackcheck/main.s
new file mode 100644
index 0000000..10f6a3f
--- /dev/null
+++ b/src/cmd/link/internal/ld/testdata/stackcheck/main.s
@@ -0,0 +1,40 @@
+// Copyright 2022 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.
+
+#define NOSPLIT 7
+
+TEXT ·asmMain(SB),0,$0-0
+	CALL ·startSelf(SB)
+	CALL ·startChain(SB)
+	CALL ·startRec(SB)
+	RET
+
+// Test reporting of basic over-the-limit
+TEXT ·startSelf(SB),NOSPLIT,$1000-0
+	RET
+
+// Test reporting of multiple over-the-limit chains
+TEXT ·startChain(SB),NOSPLIT,$16-0
+	CALL ·chain0(SB)
+	CALL ·chain1(SB)
+	CALL ·chain2(SB)
+	RET
+TEXT ·chain0(SB),NOSPLIT,$32-0
+	CALL ·chainEnd(SB)
+	RET
+TEXT ·chain1(SB),NOSPLIT,$48-0 // Doesn't go over
+	RET
+TEXT ·chain2(SB),NOSPLIT,$64-0
+	CALL ·chainEnd(SB)
+	RET
+TEXT ·chainEnd(SB),NOSPLIT,$1000-0 // Should be reported twice
+	RET
+
+// Test reporting of rootless recursion
+TEXT ·startRec(SB),NOSPLIT,$0-0
+	CALL ·startRec0(SB)
+	RET
+TEXT ·startRec0(SB),NOSPLIT,$0-0
+	CALL ·startRec(SB)
+	RET
-- 
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