From ef24de24a82fe681581cc130f342363c47c0969a Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 7 Jun 2024 07:48:48 +0200
Subject: Merging upstream version 1.75.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../codegen/cross-crate-inlining/auxiliary/always.rs | 20 ++++++++++++++++++++
 tests/codegen/cross-crate-inlining/auxiliary/leaf.rs | 20 ++++++++++++++++++++
 .../codegen/cross-crate-inlining/auxiliary/never.rs  | 20 ++++++++++++++++++++
 3 files changed, 60 insertions(+)
 create mode 100644 tests/codegen/cross-crate-inlining/auxiliary/always.rs
 create mode 100644 tests/codegen/cross-crate-inlining/auxiliary/leaf.rs
 create mode 100644 tests/codegen/cross-crate-inlining/auxiliary/never.rs

(limited to 'tests/codegen/cross-crate-inlining/auxiliary')

diff --git a/tests/codegen/cross-crate-inlining/auxiliary/always.rs b/tests/codegen/cross-crate-inlining/auxiliary/always.rs
new file mode 100644
index 000000000..3670307ec
--- /dev/null
+++ b/tests/codegen/cross-crate-inlining/auxiliary/always.rs
@@ -0,0 +1,20 @@
+// compile-flags: -O -Zcross-crate-inline-threshold=always
+
+#![crate_type = "lib"]
+
+// This function *looks* like it contains a call, but that call will be optimized out by MIR
+// optimizations.
+pub fn leaf_fn() -> String {
+    String::new()
+}
+
+// This function contains a call, even after MIR optimizations. It is only eligible for
+// cross-crate-inlining with "always".
+pub fn stem_fn() -> String {
+    inner()
+}
+
+#[inline(never)]
+fn inner() -> String {
+    String::from("test")
+}
diff --git a/tests/codegen/cross-crate-inlining/auxiliary/leaf.rs b/tests/codegen/cross-crate-inlining/auxiliary/leaf.rs
new file mode 100644
index 000000000..963f087f2
--- /dev/null
+++ b/tests/codegen/cross-crate-inlining/auxiliary/leaf.rs
@@ -0,0 +1,20 @@
+// compile-flags: -O
+
+#![crate_type = "lib"]
+
+// This function *looks* like it contains a call, but that call will be optimized out by MIR
+// optimizations.
+pub fn leaf_fn() -> String {
+    String::new()
+}
+
+// This function contains a call, even after MIR optimizations. It is only eligible for
+// cross-crate-inlining with "always".
+pub fn stem_fn() -> String {
+    inner()
+}
+
+#[inline(never)]
+fn inner() -> String {
+    String::from("test")
+}
diff --git a/tests/codegen/cross-crate-inlining/auxiliary/never.rs b/tests/codegen/cross-crate-inlining/auxiliary/never.rs
new file mode 100644
index 000000000..e222a6dea
--- /dev/null
+++ b/tests/codegen/cross-crate-inlining/auxiliary/never.rs
@@ -0,0 +1,20 @@
+// compile-flags: -O -Zcross-crate-inline-threshold=never
+
+#![crate_type = "lib"]
+
+// This function *looks* like it contains a call, but that call will be optimized out by MIR
+// optimizations.
+pub fn leaf_fn() -> String {
+    String::new()
+}
+
+// This function contains a call, even after MIR optimizations. It is only eligible for
+// cross-crate-inlining with "always".
+pub fn stem_fn() -> String {
+    inner()
+}
+
+#[inline(never)]
+fn inner() -> String {
+    String::from("test")
+}
-- 
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