================
@@ -0,0 +1,28 @@
+// REQUIRES: aarch64-registered-target
+
+// RUN: %clang -target aarch64-linux-pauthtest %s -S -emit-llvm -o - 2>&1 |
FileCheck --implicit-check-not=warning: %s
+// RUN: %clang -target aarch64 -fptrauth-returns %s -S -emit-llvm -o - 2>&1 |
FileCheck --implicit-check-not=warning: %s
+
+/// Unsupported with pauthtest, warning emitted
+__attribute__((target("branch-protection=pac-ret"))) void f1() {}
+// CHECK: warning: unsupported 'branch-protection' in the 'target'
attribute string; 'target' attribute ignored [-Wignored-attributes]
+// CHECK-NEXT: __attribute__((target("branch-protection=pac-ret"))) void f1()
{}
+__attribute__((target("branch-protection=gcs"))) void f2() {}
+// CHECK: warning: unsupported 'branch-protection' in the 'target'
attribute string; 'target' attribute ignored [-Wignored-attributes]
+// CHECK-NEXT: __attribute__((target("branch-protection=gcs"))) void f2() {}
+__attribute__((target("branch-protection=standard"))) void f3() {}
+// CHECK: warning: unsupported 'branch-protection' in the 'target'
attribute string; 'target' attribute ignored [-Wignored-attributes]
+// CHECK-NEXT: __attribute__((target("branch-protection=standard"))) void f3()
{}
+
+/// Supported with pauthtest, no warning emitted
+__attribute__((target("branch-protection=bti"))) void f4() {}
----------------
DanielKristofKiss wrote:
I'd add a test case of the "branch-protection=none".
https://github.com/llvm/llvm-project/pull/125280
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
