// REQUIRES: arm-registered-target // RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -S -emit-llvm -o - -mbranch-protection=none %s | FileCheck %s --check-prefix=CHECK --check-prefix=NONE // RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -S -emit-llvm -o - -mbranch-protection=pac-ret %s | FileCheck %s --check-prefix=CHECK --check-prefix=PART // RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -S -emit-llvm -o - -mbranch-protection=pac-ret+leaf %s | FileCheck %s --check-prefix=CHECK --check-prefix=ALL // RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -S -emit-llvm -o - -mbranch-protection=pac-ret+b-key %s | FileCheck %s --check-prefix=CHECK --check-prefix=PART // RUN: %clang -target arm-arm-none-eabi -march=armv8.1-m.main -S -emit-llvm -o - -mbranch-protection=bti %s | FileCheck %s --check-prefix=CHECK --check-prefix=BTE // Check there are no branch protection function attributes // CHECK-LABEL: @foo() #[[#ATTR:]] // CHECK-NOT: attributes #[[#ATTR]] = { {{.*}} "sign-return-address" // CHECK-NOT: attributes #[[#ATTR]] = { {{.*}} "sign-return-address-key" // CHECK-NOT: attributes #[[#ATTR]] = { {{.*}} "branch-target-enforcement" // Check module attributes // NONE-NOT: !"branch-target-enforcement" // PART-NOT: !"branch-target-enforcement" // ALL-NOT: !"branch-target-enforcement" // BTE: !{i32 8, !"branch-target-enforcement", i32 1} // NONE-NOT: !"sign-return-address" // PART: !{i32 8, !"sign-return-address", i32 1} // ALL: !{i32 8, !"sign-return-address", i32 1} // BTE-NOT: !"sign-return-address" // NONE-NOT: !"sign-return-address-all", i32 0} // PART-NOT: !"sign-return-address-all", i32 0} // ALL: !{i32 8, !"sign-return-address-all", i32 1} // BTE-NOT: !"sign-return-address-all", i32 0} void foo() {}