https://github.com/kovdan01 created
https://github.com/llvm/llvm-project/pull/100480
None
>From b6604c33428a6c0e337212a0e33fbb85d2687a97 Mon Sep 17 00:00:00 2001
From: Daniil Kovalev <dkova...@accesssoftek.com>
Date: Thu, 25 Jul 2024 01:27:47 +0300
Subject: [PATCH] [PAC][clang] Enable `-fptrauth-indirect-gotos` as part of
`pauthtest` ABI
---
clang/lib/Driver/ToolChains/Clang.cpp | 4 ++++
clang/test/Driver/aarch64-ptrauth.c | 6 +++---
2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/clang/lib/Driver/ToolChains/Clang.cpp
b/clang/lib/Driver/ToolChains/Clang.cpp
index 752a71739eeb5..d3edda3f10543 100644
--- a/clang/lib/Driver/ToolChains/Clang.cpp
+++ b/clang/lib/Driver/ToolChains/Clang.cpp
@@ -1512,6 +1512,10 @@ static void handlePAuthABI(const ArgList &DriverArgs,
ArgStringList &CC1Args) {
options::OPT_fno_ptrauth_vtable_pointer_type_discrimination))
CC1Args.push_back("-fptrauth-vtable-pointer-type-discrimination");
+ if (!DriverArgs.hasArg(options::OPT_fptrauth_indirect_gotos,
+ options::OPT_fno_ptrauth_indirect_gotos))
+ CC1Args.push_back("-fptrauth-indirect-gotos");
+
if (!DriverArgs.hasArg(options::OPT_fptrauth_init_fini,
options::OPT_fno_ptrauth_init_fini))
CC1Args.push_back("-fptrauth-init-fini");
diff --git a/clang/test/Driver/aarch64-ptrauth.c
b/clang/test/Driver/aarch64-ptrauth.c
index 20899b8920cf9..c8e3aeef1640a 100644
--- a/clang/test/Driver/aarch64-ptrauth.c
+++ b/clang/test/Driver/aarch64-ptrauth.c
@@ -21,16 +21,16 @@
// RUN: %clang -### -c --target=aarch64-linux-pauthtest %s 2>&1 | FileCheck %s
--check-prefix=PAUTHABI1
// PAUTHABI1: "-cc1"{{.*}} "-triple" "aarch64-unknown-linux-pauthtest"
// PAUTHABI1-SAME: "-target-abi" "pauthtest"
-// PAUTHABI1-SAME: "-fptrauth-intrinsics" "-fptrauth-calls"
"-fptrauth-returns" "-fptrauth-auth-traps"
"-fptrauth-vtable-pointer-address-discrimination"
"-fptrauth-vtable-pointer-type-discrimination" "-fptrauth-init-fini"
+// PAUTHABI1-SAME: "-fptrauth-intrinsics" "-fptrauth-calls"
"-fptrauth-returns" "-fptrauth-auth-traps"
"-fptrauth-vtable-pointer-address-discrimination"
"-fptrauth-vtable-pointer-type-discrimination" "-fptrauth-indirect-gotos"
"-fptrauth-init-fini"
// RUN: %clang -### -c --target=aarch64 -mabi=pauthtest
-fno-ptrauth-intrinsics \
// RUN: -fno-ptrauth-calls -fno-ptrauth-returns -fno-ptrauth-auth-traps \
// RUN: -fno-ptrauth-vtable-pointer-address-discrimination
-fno-ptrauth-vtable-pointer-type-discrimination \
-// RUN: -fno-ptrauth-init-fini %s 2>&1 | FileCheck %s
--check-prefix=PAUTHABI2
+// RUN: -fno-ptrauth-indirect-gotos -fno-ptrauth-init-fini %s 2>&1 |
FileCheck %s --check-prefix=PAUTHABI2
// RUN: %clang -### -c --target=aarch64-pauthtest -fno-ptrauth-intrinsics \
// RUN: -fno-ptrauth-calls -fno-ptrauth-returns -fno-ptrauth-auth-traps \
// RUN: -fno-ptrauth-vtable-pointer-address-discrimination
-fno-ptrauth-vtable-pointer-type-discrimination \
-// RUN: -fno-ptrauth-init-fini %s 2>&1 | FileCheck %s
--check-prefix=PAUTHABI2
+// RUN: -fno-ptrauth-indirect-gotos -fno-ptrauth-init-fini %s 2>&1 |
FileCheck %s --check-prefix=PAUTHABI2
// PAUTHABI2: "-cc1"
// PAUTHABI2-NOT: "-fptrauth-
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