https://github.com/vitalybuka created
https://github.com/llvm/llvm-project/pull/137225
1. Trap
2. Abort from runtime
3. Recover from runtime
4. Abort from minimal runtime
5. Recover from minimal runtime
They already work as expected.
>From af97f1de6c51782ac2bd3221a076052d076c2d58 Mon Sep 17 00:00:00 2001
From: Vitaly Buka <vitalyb...@google.com>
Date: Thu, 24 Apr 2025 11:20:28 -0700
Subject: [PATCH] =?UTF-8?q?[=F0=9D=98=80=F0=9D=97=BD=F0=9D=97=BF]=20initia?=
=?UTF-8?q?l=20version?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Created using spr 1.3.4
---
.../CodeGen/cfi-icall-trap-recover-runtime.c | 188 ++++++++++++++++++
.../cfi-vcall-trap-recover-runtime.cpp | 132 ++++++++++++
2 files changed, 320 insertions(+)
create mode 100644 clang/test/CodeGen/cfi-icall-trap-recover-runtime.c
create mode 100644 clang/test/CodeGenCXX/cfi-vcall-trap-recover-runtime.cpp
diff --git a/clang/test/CodeGen/cfi-icall-trap-recover-runtime.c
b/clang/test/CodeGen/cfi-icall-trap-recover-runtime.c
new file mode 100644
index 0000000000000..117672a9d4368
--- /dev/null
+++ b/clang/test/CodeGen/cfi-icall-trap-recover-runtime.c
@@ -0,0 +1,188 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
UTC_ARGS: --version 5
+// RUN: %clang_cc1 -fsanitize=cfi-icall -fsanitize-trap=cfi-icall -flto
-fvisibility=hidden -triple x86_64-unknown-linux -fwhole-program-vtables
-emit-llvm -o - %s | FileCheck --check-prefix=TRAP %s
+
+// RUN: %clang_cc1 -fsanitize=cfi-icall -fno-sanitize-trap=cfi-icall -flto
-fvisibility=hidden -triple x86_64-unknown-linux -fwhole-program-vtables
-emit-llvm -o - %s | FileCheck --check-prefix=ABORT %s
+
+// RUN: %clang_cc1 -fsanitize=cfi-icall -fno-sanitize-trap=cfi-icall
-fsanitize-recover=cfi-icall -flto -fvisibility=hidden -triple
x86_64-unknown-linux -fwhole-program-vtables -emit-llvm -o - %s | FileCheck
--check-prefix=RECOVER %s
+
+// RUN: %clang_cc1 -fsanitize=cfi-icall -fno-sanitize-trap=cfi-icall
-fsanitize-minimal-runtime -flto -fvisibility=hidden -triple
x86_64-unknown-linux -fwhole-program-vtables -emit-llvm -o - %s | FileCheck
--check-prefix=ABORT_MIN %s
+
+// RUN: %clang_cc1 -fsanitize=cfi-icall -fno-sanitize-trap=cfi-icall
-fsanitize-recover=cfi-icall -fsanitize-minimal-runtime -flto
-fvisibility=hidden -triple x86_64-unknown-linux -fwhole-program-vtables
-emit-llvm -o - %s | FileCheck --check-prefix=RECOVER_MIN %s
+
+// TRAP-LABEL: define hidden void @f(
+// TRAP-SAME: ) #[[ATTR0:[0-9]+]] !type [[META6:![0-9]+]] !type
[[META7:![0-9]+]] {
+// TRAP-NEXT: [[ENTRY:.*:]]
+// TRAP-NEXT: ret void
+//
+// ABORT-LABEL: define hidden void @f(
+// ABORT-SAME: ) #[[ATTR0:[0-9]+]] !type [[META6:![0-9]+]] !type
[[META7:![0-9]+]] {
+// ABORT-NEXT: [[ENTRY:.*:]]
+// ABORT-NEXT: ret void
+//
+// RECOVER-LABEL: define hidden void @f(
+// RECOVER-SAME: ) #[[ATTR0:[0-9]+]] !type [[META6:![0-9]+]] !type
[[META7:![0-9]+]] {
+// RECOVER-NEXT: [[ENTRY:.*:]]
+// RECOVER-NEXT: ret void
+//
+// ABORT_MIN-LABEL: define hidden void @f(
+// ABORT_MIN-SAME: ) #[[ATTR0:[0-9]+]] !type [[META6:![0-9]+]] !type
[[META7:![0-9]+]] {
+// ABORT_MIN-NEXT: [[ENTRY:.*:]]
+// ABORT_MIN-NEXT: ret void
+//
+// RECOVER_MIN-LABEL: define hidden void @f(
+// RECOVER_MIN-SAME: ) #[[ATTR0:[0-9]+]] !type [[META6:![0-9]+]] !type
[[META7:![0-9]+]] {
+// RECOVER_MIN-NEXT: [[ENTRY:.*:]]
+// RECOVER_MIN-NEXT: ret void
+//
+void f() {
+}
+
+void xf();
+
+// TRAP-LABEL: define hidden void @g(
+// TRAP-SAME: i32 noundef [[B:%.*]]) #[[ATTR0]] !type [[META8:![0-9]+]] !type
[[META9:![0-9]+]] {
+// TRAP-NEXT: [[ENTRY:.*:]]
+// TRAP-NEXT: [[B_ADDR:%.*]] = alloca i32, align 4
+// TRAP-NEXT: [[FP:%.*]] = alloca ptr, align 8
+// TRAP-NEXT: store i32 [[B]], ptr [[B_ADDR]], align 4
+// TRAP-NEXT: [[TMP0:%.*]] = load i32, ptr [[B_ADDR]], align 4
+// TRAP-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
+// TRAP-NEXT: [[TMP1:%.*]] = zext i1 [[TOBOOL]] to i64
+// TRAP-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], ptr @f, ptr @xf
+// TRAP-NEXT: store ptr [[COND]], ptr [[FP]], align 8
+// TRAP-NEXT: [[TMP2:%.*]] = load ptr, ptr [[FP]], align 8
+// TRAP-NEXT: [[TMP3:%.*]] = call i1 @llvm.type.test(ptr [[TMP2]], metadata
!"_ZTSFvE"), !nosanitize [[META10:![0-9]+]]
+// TRAP-NEXT: br i1 [[TMP3]], label %[[CONT:.*]], label %[[TRAP:.*]], !prof
[[PROF11:![0-9]+]], !nosanitize [[META10]]
+// TRAP: [[TRAP]]:
+// TRAP-NEXT: call void @llvm.ubsantrap(i8 2) #[[ATTR4:[0-9]+]],
!nosanitize [[META10]]
+// TRAP-NEXT: unreachable, !nosanitize [[META10]]
+// TRAP: [[CONT]]:
+// TRAP-NEXT: call void (...) [[TMP2]]()
+// TRAP-NEXT: ret void
+//
+// ABORT-LABEL: define hidden void @g(
+// ABORT-SAME: i32 noundef [[B:%.*]]) #[[ATTR0]] !type [[META8:![0-9]+]] !type
[[META9:![0-9]+]] {
+// ABORT-NEXT: [[ENTRY:.*:]]
+// ABORT-NEXT: [[B_ADDR:%.*]] = alloca i32, align 4
+// ABORT-NEXT: [[FP:%.*]] = alloca ptr, align 8
+// ABORT-NEXT: store i32 [[B]], ptr [[B_ADDR]], align 4
+// ABORT-NEXT: [[TMP0:%.*]] = load i32, ptr [[B_ADDR]], align 4
+// ABORT-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
+// ABORT-NEXT: [[TMP1:%.*]] = zext i1 [[TOBOOL]] to i64
+// ABORT-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], ptr @f, ptr @xf
+// ABORT-NEXT: store ptr [[COND]], ptr [[FP]], align 8
+// ABORT-NEXT: [[TMP2:%.*]] = load ptr, ptr [[FP]], align 8
+// ABORT-NEXT: [[TMP3:%.*]] = call i1 @llvm.type.test(ptr [[TMP2]],
metadata !"_ZTSFvE"), !nosanitize [[META10:![0-9]+]]
+// ABORT-NEXT: br i1 [[TMP3]], label %[[CONT:.*]], label
%[[HANDLER_CFI_CHECK_FAIL:.*]], !prof [[PROF11:![0-9]+]], !nosanitize [[META10]]
+// ABORT: [[HANDLER_CFI_CHECK_FAIL]]:
+// ABORT-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[TMP2]] to i64, !nosanitize
[[META10]]
+// ABORT-NEXT: call void @__ubsan_handle_cfi_check_fail_abort(ptr
@anon.3d4044d65abdda407a92991f1300ec97.1, i64 [[TMP4]], i64 undef)
#[[ATTR4:[0-9]+]], !nosanitize [[META10]]
+// ABORT-NEXT: unreachable, !nosanitize [[META10]]
+// ABORT: [[CONT]]:
+// ABORT-NEXT: call void (...) [[TMP2]]()
+// ABORT-NEXT: ret void
+//
+// RECOVER-LABEL: define hidden void @g(
+// RECOVER-SAME: i32 noundef [[B:%.*]]) #[[ATTR0]] !type [[META8:![0-9]+]]
!type [[META9:![0-9]+]] {
+// RECOVER-NEXT: [[ENTRY:.*:]]
+// RECOVER-NEXT: [[B_ADDR:%.*]] = alloca i32, align 4
+// RECOVER-NEXT: [[FP:%.*]] = alloca ptr, align 8
+// RECOVER-NEXT: store i32 [[B]], ptr [[B_ADDR]], align 4
+// RECOVER-NEXT: [[TMP0:%.*]] = load i32, ptr [[B_ADDR]], align 4
+// RECOVER-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
+// RECOVER-NEXT: [[TMP1:%.*]] = zext i1 [[TOBOOL]] to i64
+// RECOVER-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], ptr @f, ptr @xf
+// RECOVER-NEXT: store ptr [[COND]], ptr [[FP]], align 8
+// RECOVER-NEXT: [[TMP2:%.*]] = load ptr, ptr [[FP]], align 8
+// RECOVER-NEXT: [[TMP3:%.*]] = call i1 @llvm.type.test(ptr [[TMP2]],
metadata !"_ZTSFvE"), !nosanitize [[META10:![0-9]+]]
+// RECOVER-NEXT: br i1 [[TMP3]], label %[[CONT:.*]], label
%[[HANDLER_CFI_CHECK_FAIL:.*]], !prof [[PROF11:![0-9]+]], !nosanitize [[META10]]
+// RECOVER: [[HANDLER_CFI_CHECK_FAIL]]:
+// RECOVER-NEXT: [[TMP4:%.*]] = ptrtoint ptr [[TMP2]] to i64, !nosanitize
[[META10]]
+// RECOVER-NEXT: call void @__ubsan_handle_cfi_check_fail(ptr
@anon.3d4044d65abdda407a92991f1300ec97.1, i64 [[TMP4]], i64 undef)
#[[ATTR4:[0-9]+]], !nosanitize [[META10]]
+// RECOVER-NEXT: br label %[[CONT]], !nosanitize [[META10]]
+// RECOVER: [[CONT]]:
+// RECOVER-NEXT: call void (...) [[TMP2]]()
+// RECOVER-NEXT: ret void
+//
+// ABORT_MIN-LABEL: define hidden void @g(
+// ABORT_MIN-SAME: i32 noundef [[B:%.*]]) #[[ATTR0]] !type [[META8:![0-9]+]]
!type [[META9:![0-9]+]] {
+// ABORT_MIN-NEXT: [[ENTRY:.*:]]
+// ABORT_MIN-NEXT: [[B_ADDR:%.*]] = alloca i32, align 4
+// ABORT_MIN-NEXT: [[FP:%.*]] = alloca ptr, align 8
+// ABORT_MIN-NEXT: store i32 [[B]], ptr [[B_ADDR]], align 4
+// ABORT_MIN-NEXT: [[TMP0:%.*]] = load i32, ptr [[B_ADDR]], align 4
+// ABORT_MIN-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
+// ABORT_MIN-NEXT: [[TMP1:%.*]] = zext i1 [[TOBOOL]] to i64
+// ABORT_MIN-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], ptr @f, ptr @xf
+// ABORT_MIN-NEXT: store ptr [[COND]], ptr [[FP]], align 8
+// ABORT_MIN-NEXT: [[TMP2:%.*]] = load ptr, ptr [[FP]], align 8
+// ABORT_MIN-NEXT: [[TMP3:%.*]] = call i1 @llvm.type.test(ptr [[TMP2]],
metadata !"_ZTSFvE"), !nosanitize [[META10:![0-9]+]]
+// ABORT_MIN-NEXT: br i1 [[TMP3]], label %[[CONT:.*]], label
%[[HANDLER_CFI_CHECK_FAIL:.*]], !prof [[PROF11:![0-9]+]], !nosanitize [[META10]]
+// ABORT_MIN: [[HANDLER_CFI_CHECK_FAIL]]:
+// ABORT_MIN-NEXT: call void @__ubsan_handle_cfi_check_fail_minimal_abort()
#[[ATTR4:[0-9]+]], !nosanitize [[META10]]
+// ABORT_MIN-NEXT: unreachable, !nosanitize [[META10]]
+// ABORT_MIN: [[CONT]]:
+// ABORT_MIN-NEXT: call void (...) [[TMP2]]()
+// ABORT_MIN-NEXT: ret void
+//
+// RECOVER_MIN-LABEL: define hidden void @g(
+// RECOVER_MIN-SAME: i32 noundef [[B:%.*]]) #[[ATTR0]] !type [[META8:![0-9]+]]
!type [[META9:![0-9]+]] {
+// RECOVER_MIN-NEXT: [[ENTRY:.*:]]
+// RECOVER_MIN-NEXT: [[B_ADDR:%.*]] = alloca i32, align 4
+// RECOVER_MIN-NEXT: [[FP:%.*]] = alloca ptr, align 8
+// RECOVER_MIN-NEXT: store i32 [[B]], ptr [[B_ADDR]], align 4
+// RECOVER_MIN-NEXT: [[TMP0:%.*]] = load i32, ptr [[B_ADDR]], align 4
+// RECOVER_MIN-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[TMP0]], 0
+// RECOVER_MIN-NEXT: [[TMP1:%.*]] = zext i1 [[TOBOOL]] to i64
+// RECOVER_MIN-NEXT: [[COND:%.*]] = select i1 [[TOBOOL]], ptr @f, ptr @xf
+// RECOVER_MIN-NEXT: store ptr [[COND]], ptr [[FP]], align 8
+// RECOVER_MIN-NEXT: [[TMP2:%.*]] = load ptr, ptr [[FP]], align 8
+// RECOVER_MIN-NEXT: [[TMP3:%.*]] = call i1 @llvm.type.test(ptr [[TMP2]],
metadata !"_ZTSFvE"), !nosanitize [[META10:![0-9]+]]
+// RECOVER_MIN-NEXT: br i1 [[TMP3]], label %[[CONT:.*]], label
%[[HANDLER_CFI_CHECK_FAIL:.*]], !prof [[PROF11:![0-9]+]], !nosanitize [[META10]]
+// RECOVER_MIN: [[HANDLER_CFI_CHECK_FAIL]]:
+// RECOVER_MIN-NEXT: call void @__ubsan_handle_cfi_check_fail_minimal()
#[[ATTR4:[0-9]+]], !nosanitize [[META10]]
+// RECOVER_MIN-NEXT: br label %[[CONT]], !nosanitize [[META10]]
+// RECOVER_MIN: [[CONT]]:
+// RECOVER_MIN-NEXT: call void (...) [[TMP2]]()
+// RECOVER_MIN-NEXT: ret void
+//
+void g(int b) {
+ void (*fp)() = b ? f : xf;
+ fp();
+}
+//.
+// TRAP: [[META6]] = !{i64 0, !"_ZTSFvE"}
+// TRAP: [[META7]] = !{i64 0, !"_ZTSFvE.generalized"}
+// TRAP: [[META8]] = !{i64 0, !"_ZTSFviE"}
+// TRAP: [[META9]] = !{i64 0, !"_ZTSFviE.generalized"}
+// TRAP: [[META10]] = !{}
+// TRAP: [[PROF11]] = !{!"branch_weights", i32 1048575, i32 1}
+//.
+// ABORT: [[META6]] = !{i64 0, !"_ZTSFvE"}
+// ABORT: [[META7]] = !{i64 0, !"_ZTSFvE.generalized"}
+// ABORT: [[META8]] = !{i64 0, !"_ZTSFviE"}
+// ABORT: [[META9]] = !{i64 0, !"_ZTSFviE.generalized"}
+// ABORT: [[META10]] = !{}
+// ABORT: [[PROF11]] = !{!"branch_weights", i32 1048575, i32 1}
+//.
+// RECOVER: [[META6]] = !{i64 0, !"_ZTSFvE"}
+// RECOVER: [[META7]] = !{i64 0, !"_ZTSFvE.generalized"}
+// RECOVER: [[META8]] = !{i64 0, !"_ZTSFviE"}
+// RECOVER: [[META9]] = !{i64 0, !"_ZTSFviE.generalized"}
+// RECOVER: [[META10]] = !{}
+// RECOVER: [[PROF11]] = !{!"branch_weights", i32 1048575, i32 1}
+//.
+// ABORT_MIN: [[META6]] = !{i64 0, !"_ZTSFvE"}
+// ABORT_MIN: [[META7]] = !{i64 0, !"_ZTSFvE.generalized"}
+// ABORT_MIN: [[META8]] = !{i64 0, !"_ZTSFviE"}
+// ABORT_MIN: [[META9]] = !{i64 0, !"_ZTSFviE.generalized"}
+// ABORT_MIN: [[META10]] = !{}
+// ABORT_MIN: [[PROF11]] = !{!"branch_weights", i32 1048575, i32 1}
+//.
+// RECOVER_MIN: [[META6]] = !{i64 0, !"_ZTSFvE"}
+// RECOVER_MIN: [[META7]] = !{i64 0, !"_ZTSFvE.generalized"}
+// RECOVER_MIN: [[META8]] = !{i64 0, !"_ZTSFviE"}
+// RECOVER_MIN: [[META9]] = !{i64 0, !"_ZTSFviE.generalized"}
+// RECOVER_MIN: [[META10]] = !{}
+// RECOVER_MIN: [[PROF11]] = !{!"branch_weights", i32 1048575, i32 1}
+//.
diff --git a/clang/test/CodeGenCXX/cfi-vcall-trap-recover-runtime.cpp
b/clang/test/CodeGenCXX/cfi-vcall-trap-recover-runtime.cpp
new file mode 100644
index 0000000000000..3e9328ac0e3ca
--- /dev/null
+++ b/clang/test/CodeGenCXX/cfi-vcall-trap-recover-runtime.cpp
@@ -0,0 +1,132 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
UTC_ARGS: --version 5
+// RUN: %clang_cc1 -fsanitize=cfi-vcall -fsanitize-trap=cfi-vcall -flto
-fvisibility=hidden -triple x86_64-unknown-linux -fwhole-program-vtables
-emit-llvm -o - %s | FileCheck --check-prefix=TRAP %s
+
+// RUN: %clang_cc1 -fsanitize=cfi-vcall -fno-sanitize-trap=cfi-vcall -flto
-fvisibility=hidden -triple x86_64-unknown-linux -fwhole-program-vtables
-emit-llvm -o - %s | FileCheck --check-prefix=ABORT %s
+
+// RUN: %clang_cc1 -fsanitize=cfi-vcall -fno-sanitize-trap=cfi-vcall
-fsanitize-recover=cfi-vcall -flto -fvisibility=hidden -triple
x86_64-unknown-linux -fwhole-program-vtables -emit-llvm -o - %s | FileCheck
--check-prefix=RECOVER %s
+
+// RUN: %clang_cc1 -fsanitize=cfi-vcall -fno-sanitize-trap=cfi-vcall
-fsanitize-minimal-runtime -flto -fvisibility=hidden -triple
x86_64-unknown-linux -fwhole-program-vtables -emit-llvm -o - %s | FileCheck
--check-prefix=ABORT_MIN %s
+
+// RUN: %clang_cc1 -fsanitize=cfi-vcall -fno-sanitize-trap=cfi-vcall
-fsanitize-recover=cfi-vcall -fsanitize-minimal-runtime -flto
-fvisibility=hidden -triple x86_64-unknown-linux -fwhole-program-vtables
-emit-llvm -o - %s | FileCheck --check-prefix=RECOVER_MIN %s
+
+struct S1 {
+ virtual void f();
+};
+
+// TRAP-LABEL: define hidden void @_Z3s1fP2S1(
+// TRAP-SAME: ptr noundef [[S1:%.*]]) #[[ATTR0:[0-9]+]] {
+// TRAP-NEXT: [[ENTRY:.*:]]
+// TRAP-NEXT: [[S1_ADDR:%.*]] = alloca ptr, align 8
+// TRAP-NEXT: store ptr [[S1]], ptr [[S1_ADDR]], align 8
+// TRAP-NEXT: [[TMP0:%.*]] = load ptr, ptr [[S1_ADDR]], align 8
+// TRAP-NEXT: [[VTABLE:%.*]] = load ptr, ptr [[TMP0]], align 8
+// TRAP-NEXT: [[TMP1:%.*]] = call { ptr, i1 } @llvm.type.checked.load(ptr
[[VTABLE]], i32 0, metadata !"_ZTS2S1"), !nosanitize [[META5:![0-9]+]]
+// TRAP-NEXT: [[TMP2:%.*]] = extractvalue { ptr, i1 } [[TMP1]], 1,
!nosanitize [[META5]]
+// TRAP-NEXT: br i1 [[TMP2]], label %[[CONT:.*]], label %[[TRAP:.*]], !prof
[[PROF6:![0-9]+]], !nosanitize [[META5]]
+// TRAP: [[TRAP]]:
+// TRAP-NEXT: call void @llvm.ubsantrap(i8 2) #[[ATTR3:[0-9]+]],
!nosanitize [[META5]]
+// TRAP-NEXT: unreachable, !nosanitize [[META5]]
+// TRAP: [[CONT]]:
+// TRAP-NEXT: [[TMP3:%.*]] = extractvalue { ptr, i1 } [[TMP1]], 0,
!nosanitize [[META5]]
+// TRAP-NEXT: call void [[TMP3]](ptr noundef nonnull align 8
dereferenceable(8) [[TMP0]])
+// TRAP-NEXT: ret void
+//
+// ABORT-LABEL: define hidden void @_Z3s1fP2S1(
+// ABORT-SAME: ptr noundef [[S1:%.*]]) #[[ATTR0:[0-9]+]] {
+// ABORT-NEXT: [[ENTRY:.*:]]
+// ABORT-NEXT: [[S1_ADDR:%.*]] = alloca ptr, align 8
+// ABORT-NEXT: store ptr [[S1]], ptr [[S1_ADDR]], align 8
+// ABORT-NEXT: [[TMP0:%.*]] = load ptr, ptr [[S1_ADDR]], align 8
+// ABORT-NEXT: [[VTABLE:%.*]] = load ptr, ptr [[TMP0]], align 8
+// ABORT-NEXT: [[TMP1:%.*]] = call i1 @llvm.type.test(ptr [[VTABLE]],
metadata !"_ZTS2S1"), !nosanitize [[META5:![0-9]+]]
+// ABORT-NEXT: [[TMP2:%.*]] = call i1 @llvm.type.test(ptr [[VTABLE]],
metadata !"all-vtables"), !nosanitize [[META5]]
+// ABORT-NEXT: br i1 [[TMP1]], label %[[CONT:.*]], label
%[[HANDLER_CFI_CHECK_FAIL:.*]], !prof [[PROF6:![0-9]+]], !nosanitize [[META5]]
+// ABORT: [[HANDLER_CFI_CHECK_FAIL]]:
+// ABORT-NEXT: [[TMP3:%.*]] = ptrtoint ptr [[VTABLE]] to i64, !nosanitize
[[META5]]
+// ABORT-NEXT: [[TMP4:%.*]] = zext i1 [[TMP2]] to i64, !nosanitize [[META5]]
+// ABORT-NEXT: call void @__ubsan_handle_cfi_check_fail_abort(ptr
@anon.00e38160576ab76122d2f8d139d2e390.1, i64 [[TMP3]], i64 [[TMP4]])
#[[ATTR3:[0-9]+]], !nosanitize [[META5]]
+// ABORT-NEXT: unreachable, !nosanitize [[META5]]
+// ABORT: [[CONT]]:
+// ABORT-NEXT: [[VFN:%.*]] = getelementptr inbounds ptr, ptr [[VTABLE]],
i64 0
+// ABORT-NEXT: [[TMP5:%.*]] = load ptr, ptr [[VFN]], align 8
+// ABORT-NEXT: call void [[TMP5]](ptr noundef nonnull align 8
dereferenceable(8) [[TMP0]])
+// ABORT-NEXT: ret void
+//
+// RECOVER-LABEL: define hidden void @_Z3s1fP2S1(
+// RECOVER-SAME: ptr noundef [[S1:%.*]]) #[[ATTR0:[0-9]+]] {
+// RECOVER-NEXT: [[ENTRY:.*:]]
+// RECOVER-NEXT: [[S1_ADDR:%.*]] = alloca ptr, align 8
+// RECOVER-NEXT: store ptr [[S1]], ptr [[S1_ADDR]], align 8
+// RECOVER-NEXT: [[TMP0:%.*]] = load ptr, ptr [[S1_ADDR]], align 8
+// RECOVER-NEXT: [[VTABLE:%.*]] = load ptr, ptr [[TMP0]], align 8
+// RECOVER-NEXT: [[TMP1:%.*]] = call i1 @llvm.type.test(ptr [[VTABLE]],
metadata !"_ZTS2S1"), !nosanitize [[META5:![0-9]+]]
+// RECOVER-NEXT: [[TMP2:%.*]] = call i1 @llvm.type.test(ptr [[VTABLE]],
metadata !"all-vtables"), !nosanitize [[META5]]
+// RECOVER-NEXT: br i1 [[TMP1]], label %[[CONT:.*]], label
%[[HANDLER_CFI_CHECK_FAIL:.*]], !prof [[PROF6:![0-9]+]], !nosanitize [[META5]]
+// RECOVER: [[HANDLER_CFI_CHECK_FAIL]]:
+// RECOVER-NEXT: [[TMP3:%.*]] = ptrtoint ptr [[VTABLE]] to i64, !nosanitize
[[META5]]
+// RECOVER-NEXT: [[TMP4:%.*]] = zext i1 [[TMP2]] to i64, !nosanitize
[[META5]]
+// RECOVER-NEXT: call void @__ubsan_handle_cfi_check_fail(ptr
@anon.00e38160576ab76122d2f8d139d2e390.1, i64 [[TMP3]], i64 [[TMP4]])
#[[ATTR3:[0-9]+]], !nosanitize [[META5]]
+// RECOVER-NEXT: br label %[[CONT]], !nosanitize [[META5]]
+// RECOVER: [[CONT]]:
+// RECOVER-NEXT: [[VFN:%.*]] = getelementptr inbounds ptr, ptr [[VTABLE]],
i64 0
+// RECOVER-NEXT: [[TMP5:%.*]] = load ptr, ptr [[VFN]], align 8
+// RECOVER-NEXT: call void [[TMP5]](ptr noundef nonnull align 8
dereferenceable(8) [[TMP0]])
+// RECOVER-NEXT: ret void
+//
+// ABORT_MIN-LABEL: define hidden void @_Z3s1fP2S1(
+// ABORT_MIN-SAME: ptr noundef [[S1:%.*]]) #[[ATTR0:[0-9]+]] {
+// ABORT_MIN-NEXT: [[ENTRY:.*:]]
+// ABORT_MIN-NEXT: [[S1_ADDR:%.*]] = alloca ptr, align 8
+// ABORT_MIN-NEXT: store ptr [[S1]], ptr [[S1_ADDR]], align 8
+// ABORT_MIN-NEXT: [[TMP0:%.*]] = load ptr, ptr [[S1_ADDR]], align 8
+// ABORT_MIN-NEXT: [[VTABLE:%.*]] = load ptr, ptr [[TMP0]], align 8
+// ABORT_MIN-NEXT: [[TMP1:%.*]] = call i1 @llvm.type.test(ptr [[VTABLE]],
metadata !"_ZTS2S1"), !nosanitize [[META5:![0-9]+]]
+// ABORT_MIN-NEXT: [[TMP2:%.*]] = call i1 @llvm.type.test(ptr [[VTABLE]],
metadata !"all-vtables"), !nosanitize [[META5]]
+// ABORT_MIN-NEXT: br i1 [[TMP1]], label %[[CONT:.*]], label
%[[HANDLER_CFI_CHECK_FAIL:.*]], !prof [[PROF6:![0-9]+]], !nosanitize [[META5]]
+// ABORT_MIN: [[HANDLER_CFI_CHECK_FAIL]]:
+// ABORT_MIN-NEXT: call void @__ubsan_handle_cfi_check_fail_minimal_abort()
#[[ATTR3:[0-9]+]], !nosanitize [[META5]]
+// ABORT_MIN-NEXT: unreachable, !nosanitize [[META5]]
+// ABORT_MIN: [[CONT]]:
+// ABORT_MIN-NEXT: [[VFN:%.*]] = getelementptr inbounds ptr, ptr
[[VTABLE]], i64 0
+// ABORT_MIN-NEXT: [[TMP3:%.*]] = load ptr, ptr [[VFN]], align 8
+// ABORT_MIN-NEXT: call void [[TMP3]](ptr noundef nonnull align 8
dereferenceable(8) [[TMP0]])
+// ABORT_MIN-NEXT: ret void
+//
+// RECOVER_MIN-LABEL: define hidden void @_Z3s1fP2S1(
+// RECOVER_MIN-SAME: ptr noundef [[S1:%.*]]) #[[ATTR0:[0-9]+]] {
+// RECOVER_MIN-NEXT: [[ENTRY:.*:]]
+// RECOVER_MIN-NEXT: [[S1_ADDR:%.*]] = alloca ptr, align 8
+// RECOVER_MIN-NEXT: store ptr [[S1]], ptr [[S1_ADDR]], align 8
+// RECOVER_MIN-NEXT: [[TMP0:%.*]] = load ptr, ptr [[S1_ADDR]], align 8
+// RECOVER_MIN-NEXT: [[VTABLE:%.*]] = load ptr, ptr [[TMP0]], align 8
+// RECOVER_MIN-NEXT: [[TMP1:%.*]] = call i1 @llvm.type.test(ptr [[VTABLE]],
metadata !"_ZTS2S1"), !nosanitize [[META5:![0-9]+]]
+// RECOVER_MIN-NEXT: [[TMP2:%.*]] = call i1 @llvm.type.test(ptr [[VTABLE]],
metadata !"all-vtables"), !nosanitize [[META5]]
+// RECOVER_MIN-NEXT: br i1 [[TMP1]], label %[[CONT:.*]], label
%[[HANDLER_CFI_CHECK_FAIL:.*]], !prof [[PROF6:![0-9]+]], !nosanitize [[META5]]
+// RECOVER_MIN: [[HANDLER_CFI_CHECK_FAIL]]:
+// RECOVER_MIN-NEXT: call void @__ubsan_handle_cfi_check_fail_minimal()
#[[ATTR3:[0-9]+]], !nosanitize [[META5]]
+// RECOVER_MIN-NEXT: br label %[[CONT]], !nosanitize [[META5]]
+// RECOVER_MIN: [[CONT]]:
+// RECOVER_MIN-NEXT: [[VFN:%.*]] = getelementptr inbounds ptr, ptr
[[VTABLE]], i64 0
+// RECOVER_MIN-NEXT: [[TMP3:%.*]] = load ptr, ptr [[VFN]], align 8
+// RECOVER_MIN-NEXT: call void [[TMP3]](ptr noundef nonnull align 8
dereferenceable(8) [[TMP0]])
+// RECOVER_MIN-NEXT: ret void
+//
+void s1f(S1 *s1) {
+ s1->f();
+}
+//.
+// TRAP: [[META5]] = !{}
+// TRAP: [[PROF6]] = !{!"branch_weights", i32 1048575, i32 1}
+//.
+// ABORT: [[META5]] = !{}
+// ABORT: [[PROF6]] = !{!"branch_weights", i32 1048575, i32 1}
+//.
+// RECOVER: [[META5]] = !{}
+// RECOVER: [[PROF6]] = !{!"branch_weights", i32 1048575, i32 1}
+//.
+// ABORT_MIN: [[META5]] = !{}
+// ABORT_MIN: [[PROF6]] = !{!"branch_weights", i32 1048575, i32 1}
+//.
+// RECOVER_MIN: [[META5]] = !{}
+// RECOVER_MIN: [[PROF6]] = !{!"branch_weights", i32 1048575, i32 1}
+//.
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
