test/CodeGen/ptrauth-init-fini.c

// REQUIRES: aarch64-registered-target

// RUN: %clang_cc1 -triple aarch64-elf -target-feature +pauth -fptrauth-calls -fptrauth-init-fini    \
// RUN:   -emit-llvm %s -o - | FileCheck --check-prefix=SIGNED %s

// RUN: %clang_cc1 -triple aarch64-elf -target-feature +pauth -fptrauth-calls -fptrauth-init-fini    \
// RUN:   -fptrauth-init-fini-address-discrimination -emit-llvm %s -o - | FileCheck --check-prefix=ADDRDISC %s

// RUN: %clang_cc1 -triple aarch64-elf -target-feature +pauth -fptrauth-calls \
// RUN:   -emit-llvm %s -o - | FileCheck --check-prefix=UNSIGNED %s

// RUN: %clang_cc1 -triple aarch64-elf -target-feature +pauth -fptrauth-calls -fptrauth-init-fini-address-discrimination \
// RUN:   -emit-llvm %s -o - | FileCheck --check-prefix=UNSIGNED %s

// RUN: %clang_cc1 -triple aarch64-elf -target-feature +pauth                 -fptrauth-init-fini    \
// RUN:   -emit-llvm %s -o - | FileCheck --check-prefix=UNSIGNED %s

// SIGNED: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr ptrauth (ptr @foo, i32 0, i64 55764), ptr null }]
// SIGNED: @llvm.global_dtors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr ptrauth (ptr @bar, i32 0, i64 55764), ptr null }]

// ADDRDISC: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr ptrauth (ptr @foo, i32 0, i64 55764, ptr inttoptr (i64 1 to ptr)), ptr null }]
// ADDRDISC: @llvm.global_dtors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr ptrauth (ptr @bar, i32 0, i64 55764, ptr inttoptr (i64 1 to ptr)), ptr null }]

// UNSIGNED: @llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr @foo, ptr null }]
// UNSIGNED: @llvm.global_dtors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr @bar, ptr null }]

volatile int x = 0;

__attribute__((constructor)) void foo(void) {
  x = 42;
}

__attribute__((destructor)) void bar(void) {
  x = 24;
}

int main() {
  return x;
}