Merging upstream version 1.70.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 40 insertions, 0 deletions

diff --git a/tests/run-make/pgo-branch-weights/interesting.rs b/tests/run-make/pgo-branch-weights/interesting.rs
new file mode 100644
index 000000000..a26d6fd69
--- /dev/null
+++ b/tests/run-make/pgo-branch-weights/interesting.rs
@@ -0,0 +1,40 @@
+#![crate_name="interesting"]
+#![crate_type="rlib"]
+
+extern crate opaque;
+
+#[no_mangle]
+#[inline(never)]
+pub fn function_called_twice(c: char) {
+    if c == '2' {
+        // This branch is taken twice
+        opaque::f1();
+    } else {
+        // This branch is never taken
+        opaque::f2();
+    }
+}
+
+#[no_mangle]
+#[inline(never)]
+pub fn function_called_42_times(c: char) {
+    if c == 'a' {
+        // This branch is taken 12 times
+        opaque::f1();
+    } else {
+
+        if c == 'b' {
+            // This branch is taken 28 times
+            opaque::f2();
+        } else {
+            // This branch is taken 2 times
+            opaque::f3();
+        }
+    }
+}
+
+#[no_mangle]
+#[inline(never)]
+pub fn function_called_never(_: char) {
+    opaque::f1();
+}