1 files changed, 31 insertions, 0 deletions
diff --git a/test/inline_testingbloop.go b/test/inline_testingbloop.go
new file mode 100644
index 0000000000..9d5138e2d8
--- /dev/null
+++ b/test/inline_testingbloop.go
@@ -0,0 +1,31 @@
+// errorcheck -0 -m=2
+
+// Copyright 2024 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.
+
+// Test no inlining of function calls in testing.B.Loop.
+// See issue #61515.
+
+package foo
+
+import "testing"
+
+func caninline(x int) int { // ERROR "can inline caninline"
+	return x
+}
+
+func cannotinline(b *testing.B) { // ERROR "b does not escape" "cannot inline cannotinline.*"
+	for i := 0; i < b.N; i++ {
+		caninline(1) // ERROR "inlining call to caninline"
+	}
+	for b.Loop() { // ERROR "skip inlining within testing.B.loop"
+		caninline(1)
+	}
+	for i := 0; i < b.N; i++ {
+		caninline(1) // ERROR "inlining call to caninline"
+	}
+	for b.Loop() { // ERROR "skip inlining within testing.B.loop"
+		caninline(1)
+	}
+}