summaryrefslogtreecommitdiffstats
path: root/tests/mir-opt/dest-prop/branch.rs
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
commit64d98f8ee037282c35007b64c2649055c56af1db (patch)
tree5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/mir-opt/dest-prop/branch.rs
parentAdding debian version 1.67.1+dfsg1-1. (diff)
downloadrustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz
rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/mir-opt/dest-prop/branch.rs')
-rw-r--r--tests/mir-opt/dest-prop/branch.rs27
1 files changed, 27 insertions, 0 deletions
diff --git a/tests/mir-opt/dest-prop/branch.rs b/tests/mir-opt/dest-prop/branch.rs
new file mode 100644
index 000000000..898c908b1
--- /dev/null
+++ b/tests/mir-opt/dest-prop/branch.rs
@@ -0,0 +1,27 @@
+//! Tests that assignment in both branches of an `if` are eliminated.
+// unit-test: DestinationPropagation
+fn val() -> i32 {
+ 1
+}
+
+fn cond() -> bool {
+ true
+}
+
+// EMIT_MIR branch.foo.DestinationPropagation.diff
+fn foo() -> i32 {
+ let x = val();
+
+ let y = if cond() {
+ x
+ } else {
+ val();
+ x
+ };
+
+ y
+}
+
+fn main() {
+ foo();
+}