| // REQUIRES: arm-registered-target |
| |
| /// Check warning for |
| // RUN: %clang -target arm-arm-none-eabi -march=armv7-m -mbranch-protection=bti %s -S -emit-llvm -o - 2>&1 | FileCheck %s |
| |
| __attribute__((target("arch=cortex-m0"))) void f() {} |
| |
| // CHECK: warning: ignoring the 'branch-protection' attribute because the 'cortex-m0' architecture does not support it [-Wbranch-protection] |
| // CHECK-NEXT: __attribute__((target("arch=cortex-m0"))) void f() {} |
| |
| /// Check there are no branch protection function attributes |
| |
| // CHECK-NOT: attributes { {{.*}} "sign-return-address" |
| // CHECK-NOT: attributes { {{.*}} "sign-return-address-key" |
| // CHECK-NOT: attributes { {{.*}} "branch-target-enforcement" |
| |
| /// Check that there are branch protection module attributes despite the warning. |
| // CHECK: !{i32 1, !"branch-target-enforcement", i32 1} |
