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[PAC][clang] Enhance preprocessor ptrauth tests
Test one feature at a time to make RUN lines shorter. See also llvm#96992 (comment)
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‎clang/test/Preprocessor/ptrauth_feature.c

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// RUN: %clang_cc1 -E %s -triple=aarch64 \
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// RUN: -fptrauth-intrinsics \
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// RUN: -fptrauth-calls \
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// RUN: -fptrauth-returns \
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// RUN: -fptrauth-vtable-pointer-address-discrimination \
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// RUN: -fptrauth-vtable-pointer-type-discrimination \
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// RUN: -fptrauth-init-fini | \
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// RUN: FileCheck %s --check-prefixes=INTRIN,CALLS,RETS,VPTR_ADDR_DISCR,VPTR_TYPE_DISCR,INITFINI,NOFUNC
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//// Note: preprocessor features exactly match corresponding clang driver flags. However, some flags are only intended to be used in combination with other ones.
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//// For example, -fptrauth-init-fini will not affect codegen without -fptrauth-calls, but the preprocessor feature would be set anyway.
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// RUN: %clang_cc1 -E %s -triple=aarch64 \
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// RUN: -fptrauth-calls \
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// RUN: -fptrauth-returns \
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// RUN: -fptrauth-vtable-pointer-address-discrimination \
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// RUN: -fptrauth-vtable-pointer-type-discrimination \
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// RUN: -fptrauth-init-fini | \
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// RUN: FileCheck %s --check-prefixes=NOINTRIN,CALLS,RETS,VPTR_ADDR_DISCR,VPTR_TYPE_DISCR,INITFINI,NOFUNC
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// RUN: %clang_cc1 -E %s -triple=aarch64 -fptrauth-intrinsics | \
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// RUN: FileCheck %s --check-prefixes=INTRIN,NOCALLS,NORETS,NOVPTR_ADDR_DISCR,NOVPTR_TYPE_DISCR,NOFUNC,NOINITFINI
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// RUN: %clang_cc1 -E %s -triple=aarch64 \
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// RUN: -fptrauth-intrinsics \
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// RUN: -fptrauth-returns \
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// RUN: -fptrauth-vtable-pointer-address-discrimination \
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// RUN: -fptrauth-vtable-pointer-type-discrimination \
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// RUN: -fptrauth-init-fini | \
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// RUN: FileCheck %s --check-prefixes=INTRIN,NOCALLS,RETS,VPTR_ADDR_DISCR,VPTR_TYPE_DISCR,INITFINI,NOFUNC
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// RUN: %clang_cc1 -E %s -triple=aarch64 -fptrauth-calls | \
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// RUN: FileCheck %s --check-prefixes=NOINTRIN,CALLS,NORETS,NOVPTR_ADDR_DISCR,NOVPTR_TYPE_DISCR,NOFUNC,NOINITFINI
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// RUN: %clang_cc1 -E %s -triple=aarch64 \
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// RUN: -fptrauth-intrinsics \
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// RUN: -fptrauth-calls \
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// RUN: -fptrauth-vtable-pointer-address-discrimination \
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// RUN: -fptrauth-vtable-pointer-type-discrimination \
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// RUN: -fptrauth-init-fini | \
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// RUN: FileCheck %s --check-prefixes=INTRIN,CALLS,NORETS,VPTR_ADDR_DISCR,VPTR_TYPE_DISCR,INITFINI,NOFUNC
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// RUN: %clang_cc1 -E %s -triple=aarch64 -fptrauth-returns | \
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// RUN: FileCheck %s --check-prefixes=NOINTRIN,NOCALLS,RETS,NOVPTR_ADDR_DISCR,NOVPTR_TYPE_DISCR,NOFUNC,NOINITFINI
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// RUN: %clang_cc1 -E %s -triple=aarch64 \
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// RUN: -fptrauth-intrinsics \
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// RUN: -fptrauth-calls \
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// RUN: -fptrauth-returns \
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// RUN: -fptrauth-vtable-pointer-type-discrimination \
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// RUN: -fptrauth-init-fini | \
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// RUN: FileCheck %s --check-prefixes=INTRIN,CALLS,RETS,NOVPTR_ADDR_DISCR,VPTR_TYPE_DISCR,INITFINI,NOFUNC
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// RUN: %clang_cc1 -E %s -triple=aarch64 -fptrauth-vtable-pointer-address-discrimination | \
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// RUN: FileCheck %s --check-prefixes=NOINTRIN,NOCALLS,NORETS,VPTR_ADDR_DISCR,NOVPTR_TYPE_DISCR,NOFUNC,NOINITFINI
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// RUN: %clang_cc1 -E %s -triple=aarch64 \
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// RUN: -fptrauth-intrinsics \
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// RUN: -fptrauth-calls \
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// RUN: -fptrauth-returns \
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// RUN: -fptrauth-vtable-pointer-address-discrimination \
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// RUN: -fptrauth-init-fini | \
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// RUN: FileCheck %s --check-prefixes=INTRIN,CALLS,RETS,VPTR_ADDR_DISCR,NOVPTR_TYPE_DISCR,INITFINI,NOFUNC
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// RUN: %clang_cc1 -E %s -triple=aarch64 -fptrauth-vtable-pointer-type-discrimination | \
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// RUN: FileCheck %s --check-prefixes=NOINTRIN,NOCALLS,NORETS,NOVPTR_ADDR_DISCR,VPTR_TYPE_DISCR,NOFUNC,NOINITFINI
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// RUN: %clang_cc1 -E %s -triple=aarch64 \
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// RUN: -fptrauth-intrinsics \
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// RUN: -fptrauth-calls \
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// RUN: -fptrauth-returns \
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// RUN: -fptrauth-vtable-pointer-address-discrimination \
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// RUN: -fptrauth-vtable-pointer-type-discrimination | \
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// RUN: FileCheck %s --check-prefixes=INTRIN,CALLS,RETS,VPTR_ADDR_DISCR,VPTR_TYPE_DISCR,NOINITFINI,NOFUNC
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// RUN: %clang_cc1 -E %s -triple=aarch64 \
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// RUN: -fptrauth-intrinsics \
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// RUN: -fptrauth-calls \
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// RUN: -fptrauth-returns \
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// RUN: -fptrauth-vtable-pointer-address-discrimination \
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// RUN: -fptrauth-vtable-pointer-type-discrimination \
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// RUN: -fptrauth-function-pointer-type-discrimination | \
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// RUN: FileCheck %s --check-prefixes=INTRIN,CALLS,RETS,VPTR_ADDR_DISCR,VPTR_TYPE_DISCR,NOINITFINI,FUNC
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// RUN: %clang_cc1 -E %s -triple=aarch64 -fptrauth-function-pointer-type-discrimination | \
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// RUN: FileCheck %s --check-prefixes=NOINTRIN,NOCALLS,NORETS,NOVPTR_ADDR_DISCR,NOVPTR_TYPE_DISCR,FUNC,NOINITFINI
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// RUN: %clang_cc1 -E %s -triple=aarch64 -fptrauth-init-fini | \
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// RUN: FileCheck %s --check-prefixes=NOINTRIN,NOCALLS,NORETS,NOVPTR_ADDR_DISCR,NOVPTR_TYPE_DISCR,NOFUNC,INITFINI
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#if __has_feature(ptrauth_intrinsics)
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// INTRIN: has_ptrauth_intrinsics
@@ -114,20 +71,18 @@ void has_ptrauth_vtable_pointer_type_discrimination() {}
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void no_ptrauth_vtable_pointer_type_discrimination() {}
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#endif
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#if __has_feature(ptrauth_init_fini)
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// INITFINI: has_ptrauth_init_fini
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void has_ptrauth_init_fini() {}
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#else
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// NOINITFINI: no_ptrauth_init_fini
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void no_ptrauth_init_fini() {}
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#endif
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#include <ptrauth.h>
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#if __has_feature(ptrauth_function_pointer_type_discrimination)
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// FUNC: has_ptrauth_function_pointer_type_discrimination
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void has_ptrauth_function_pointer_type_discrimination() {}
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#else
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// NOFUNC: no_ptrauth_function_pointer_type_discrimination
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void no_ptrauth_function_pointer_type_discrimination() {}
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#endif
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#if __has_feature(ptrauth_init_fini)
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// INITFINI: has_ptrauth_init_fini
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void has_ptrauth_init_fini() {}
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#else
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// NOINITFINI: no_ptrauth_init_fini
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void no_ptrauth_init_fini() {}
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#endif

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