https://github.com/vitalybuka updated
https://github.com/llvm/llvm-project/pull/122415
>From 0021fbc549fcc8c27b184af163ba963c31acc0c1 Mon Sep 17 00:00:00 2001
From: Vitaly Buka <vitalyb...@google.com>
Date: Thu, 9 Jan 2025 20:26:03 -0800
Subject: [PATCH 1/2] =?UTF-8?q?[=F0=9D=98=80=F0=9D=97=BD=F0=9D=97=BF]=20ch?=
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Created using spr 1.3.4
[skip ci]
---
clang/test/CodeGen/allow-ubsan-check.c | 337 +++++++++++--------------
1 file changed, 145 insertions(+), 192 deletions(-)
diff --git a/clang/test/CodeGen/allow-ubsan-check.c
b/clang/test/CodeGen/allow-ubsan-check.c
index 5232d240854666..76dd9f653309cb 100644
--- a/clang/test/CodeGen/allow-ubsan-check.c
+++ b/clang/test/CodeGen/allow-ubsan-check.c
@@ -1,86 +1,65 @@
-// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
UTC_ARGS: --version 4
-// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -o - %s
-fsanitize=signed-integer-overflow,integer-divide-by-zero,null -mllvm
-ubsan-guard-checks | FileCheck %s
-// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -o - %s
-fsanitize=signed-integer-overflow,integer-divide-by-zero,null -mllvm
-ubsan-guard-checks
-fsanitize-trap=signed-integer-overflow,integer-divide-by-zero,null | FileCheck
%s --check-prefixes=TRAP
-// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -o - %s
-fsanitize=signed-integer-overflow,integer-divide-by-zero,null -mllvm
-ubsan-guard-checks
-fsanitize-recover=signed-integer-overflow,integer-divide-by-zero,null |
FileCheck %s --check-prefixes=RECOVER
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
UTC_ARGS: --version 5
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -O3 -o - %s
-fsanitize=signed-integer-overflow,integer-divide-by-zero,null -mllvm
-ubsan-guard-checks | FileCheck %s
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -O3 -o - %s
-fsanitize=signed-integer-overflow,integer-divide-by-zero,null -mllvm
-ubsan-guard-checks
-fsanitize-trap=signed-integer-overflow,integer-divide-by-zero,null | FileCheck
%s --check-prefixes=TRAP
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm -O3 -o - %s
-fsanitize=signed-integer-overflow,integer-divide-by-zero,null -mllvm
-ubsan-guard-checks
-fsanitize-recover=signed-integer-overflow,integer-divide-by-zero,null |
FileCheck %s --check-prefixes=RECOVER
-// CHECK-LABEL: define dso_local i32 @div(
-// CHECK-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]]) #[[ATTR0:[0-9]+]]
{
-// CHECK-NEXT: entry:
-// CHECK-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
-// CHECK-NEXT: [[Y_ADDR:%.*]] = alloca i32, align 4
-// CHECK-NEXT: store i32 [[X]], ptr [[X_ADDR]], align 4
-// CHECK-NEXT: store i32 [[Y]], ptr [[Y_ADDR]], align 4
-// CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[X_ADDR]], align 4
-// CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr [[Y_ADDR]], align 4
-// CHECK-NEXT: [[TMP2:%.*]] = icmp ne i32 [[TMP1]], 0, !nosanitize
[[META2:![0-9]+]]
-// CHECK-NEXT: [[TMP3:%.*]] = icmp ne i32 [[TMP0]], -2147483648,
!nosanitize [[META2]]
-// CHECK-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP1]], -1, !nosanitize
[[META2]]
-// CHECK-NEXT: [[OR:%.*]] = or i1 [[TMP3]], [[TMP4]], !nosanitize [[META2]]
-// CHECK-NEXT: [[TMP5:%.*]] = and i1 [[TMP2]], [[OR]], !nosanitize [[META2]]
-// CHECK-NEXT: [[TMP6:%.*]] = call i1 @llvm.allow.ubsan.check(i8 3),
!nosanitize [[META2]]
-// CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TMP6]], true, !nosanitize [[META2]]
-// CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP5]], [[TMP7]], !nosanitize
[[META2]]
-// CHECK-NEXT: br i1 [[TMP8]], label [[CONT:%.*]], label
[[HANDLER_DIVREM_OVERFLOW:%.*]], !prof [[PROF3:![0-9]+]], !nosanitize [[META2]]
-// CHECK: handler.divrem_overflow:
-// CHECK-NEXT: [[TMP9:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize
[[META2]]
-// CHECK-NEXT: [[TMP10:%.*]] = zext i32 [[TMP1]] to i64, !nosanitize
[[META2]]
-// CHECK-NEXT: call void @__ubsan_handle_divrem_overflow_abort(ptr
@[[GLOB1:[0-9]+]], i64 [[TMP9]], i64 [[TMP10]]) #[[ATTR4:[0-9]+]], !nosanitize
[[META2]]
+// CHECK-LABEL: define dso_local noundef i32 @div(
+// CHECK-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]])
local_unnamed_addr #[[ATTR0:[0-9]+]] {
+// CHECK-NEXT: [[ENTRY:.*:]]
+// CHECK-NEXT: [[TMP0:%.*]] = icmp eq i32 [[Y]], 0, !nosanitize
[[META2:![0-9]+]]
+// CHECK-NEXT: [[TMP1:%.*]] = icmp eq i32 [[X]], -2147483648, !nosanitize
[[META2]]
+// CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[Y]], -1, !nosanitize [[META2]]
+// CHECK-NEXT: [[OR_NOT5:%.*]] = and i1 [[TMP1]], [[TMP2]]
+// CHECK-NEXT: [[DOTNOT3:%.*]] = or i1 [[TMP0]], [[OR_NOT5]]
+// CHECK-NEXT: [[TMP3:%.*]] = tail call i1 @llvm.allow.ubsan.check(i8 3),
!nosanitize [[META2]]
+// CHECK-NEXT: [[DOTNOT1:%.*]] = and i1 [[DOTNOT3]], [[TMP3]]
+// CHECK-NEXT: br i1 [[DOTNOT1]], label %[[HANDLER_DIVREM_OVERFLOW:.*]],
label %[[CONT:.*]], !prof [[PROF3:![0-9]+]], !nosanitize [[META2]]
+// CHECK: [[HANDLER_DIVREM_OVERFLOW]]:
+// CHECK-NEXT: [[TMP4:%.*]] = zext i32 [[X]] to i64, !nosanitize [[META2]]
+// CHECK-NEXT: [[TMP5:%.*]] = zext i32 [[Y]] to i64, !nosanitize [[META2]]
+// CHECK-NEXT: tail call void @__ubsan_handle_divrem_overflow_abort(ptr
nonnull @[[GLOB1:[0-9]+]], i64 [[TMP4]], i64 [[TMP5]]) #[[ATTR4:[0-9]+]],
!nosanitize [[META2]]
// CHECK-NEXT: unreachable, !nosanitize [[META2]]
-// CHECK: cont:
-// CHECK-NEXT: [[DIV:%.*]] = sdiv i32 [[TMP0]], [[TMP1]]
+// CHECK: [[CONT]]:
+// CHECK-NEXT: [[DIV:%.*]] = sdiv i32 [[X]], [[Y]]
// CHECK-NEXT: ret i32 [[DIV]]
//
-// TRAP-LABEL: define dso_local i32 @div(
-// TRAP-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]]) #[[ATTR0:[0-9]+]] {
-// TRAP-NEXT: entry:
-// TRAP-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
-// TRAP-NEXT: [[Y_ADDR:%.*]] = alloca i32, align 4
-// TRAP-NEXT: store i32 [[X]], ptr [[X_ADDR]], align 4
-// TRAP-NEXT: store i32 [[Y]], ptr [[Y_ADDR]], align 4
-// TRAP-NEXT: [[TMP0:%.*]] = load i32, ptr [[X_ADDR]], align 4
-// TRAP-NEXT: [[TMP1:%.*]] = load i32, ptr [[Y_ADDR]], align 4
-// TRAP-NEXT: [[TMP2:%.*]] = icmp ne i32 [[TMP1]], 0, !nosanitize
[[META2:![0-9]+]]
-// TRAP-NEXT: [[TMP3:%.*]] = icmp ne i32 [[TMP0]], -2147483648, !nosanitize
[[META2]]
-// TRAP-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP1]], -1, !nosanitize [[META2]]
-// TRAP-NEXT: [[OR:%.*]] = or i1 [[TMP3]], [[TMP4]], !nosanitize [[META2]]
-// TRAP-NEXT: [[TMP5:%.*]] = and i1 [[TMP2]], [[OR]], !nosanitize [[META2]]
-// TRAP-NEXT: [[TMP6:%.*]] = call i1 @llvm.allow.ubsan.check(i8 3),
!nosanitize [[META2]]
-// TRAP-NEXT: [[TMP7:%.*]] = xor i1 [[TMP6]], true, !nosanitize [[META2]]
-// TRAP-NEXT: [[TMP8:%.*]] = or i1 [[TMP5]], [[TMP7]], !nosanitize [[META2]]
-// TRAP-NEXT: br i1 [[TMP8]], label [[CONT:%.*]], label [[TRAP:%.*]],
!nosanitize [[META2]]
-// TRAP: trap:
-// TRAP-NEXT: call void @llvm.ubsantrap(i8 3) #[[ATTR4:[0-9]+]],
!nosanitize [[META2]]
+// TRAP-LABEL: define dso_local noundef i32 @div(
+// TRAP-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]]) local_unnamed_addr
#[[ATTR0:[0-9]+]] {
+// TRAP-NEXT: [[ENTRY:.*:]]
+// TRAP-NEXT: [[TMP0:%.*]] = icmp eq i32 [[Y]], 0, !nosanitize
[[META2:![0-9]+]]
+// TRAP-NEXT: [[TMP1:%.*]] = icmp eq i32 [[X]], -2147483648, !nosanitize
[[META2]]
+// TRAP-NEXT: [[TMP2:%.*]] = icmp eq i32 [[Y]], -1, !nosanitize [[META2]]
+// TRAP-NEXT: [[OR_NOT5:%.*]] = and i1 [[TMP1]], [[TMP2]]
+// TRAP-NEXT: [[DOTNOT3:%.*]] = or i1 [[TMP0]], [[OR_NOT5]]
+// TRAP-NEXT: [[TMP3:%.*]] = tail call i1 @llvm.allow.ubsan.check(i8 3),
!nosanitize [[META2]]
+// TRAP-NEXT: [[DOTNOT1:%.*]] = and i1 [[DOTNOT3]], [[TMP3]]
+// TRAP-NEXT: br i1 [[DOTNOT1]], label %[[TRAP:.*]], label %[[CONT:.*]],
!nosanitize [[META2]]
+// TRAP: [[TRAP]]:
+// TRAP-NEXT: tail call void @llvm.ubsantrap(i8 3) #[[ATTR4:[0-9]+]],
!nosanitize [[META2]]
// TRAP-NEXT: unreachable, !nosanitize [[META2]]
-// TRAP: cont:
-// TRAP-NEXT: [[DIV:%.*]] = sdiv i32 [[TMP0]], [[TMP1]]
+// TRAP: [[CONT]]:
+// TRAP-NEXT: [[DIV:%.*]] = sdiv i32 [[X]], [[Y]]
// TRAP-NEXT: ret i32 [[DIV]]
//
-// RECOVER-LABEL: define dso_local i32 @div(
-// RECOVER-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]])
#[[ATTR0:[0-9]+]] {
-// RECOVER-NEXT: entry:
-// RECOVER-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
-// RECOVER-NEXT: [[Y_ADDR:%.*]] = alloca i32, align 4
-// RECOVER-NEXT: store i32 [[X]], ptr [[X_ADDR]], align 4
-// RECOVER-NEXT: store i32 [[Y]], ptr [[Y_ADDR]], align 4
-// RECOVER-NEXT: [[TMP0:%.*]] = load i32, ptr [[X_ADDR]], align 4
-// RECOVER-NEXT: [[TMP1:%.*]] = load i32, ptr [[Y_ADDR]], align 4
-// RECOVER-NEXT: [[TMP2:%.*]] = icmp ne i32 [[TMP1]], 0, !nosanitize
[[META2:![0-9]+]]
-// RECOVER-NEXT: [[TMP3:%.*]] = icmp ne i32 [[TMP0]], -2147483648,
!nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP4:%.*]] = icmp ne i32 [[TMP1]], -1, !nosanitize
[[META2]]
-// RECOVER-NEXT: [[OR:%.*]] = or i1 [[TMP3]], [[TMP4]], !nosanitize
[[META2]]
-// RECOVER-NEXT: [[TMP5:%.*]] = and i1 [[TMP2]], [[OR]], !nosanitize
[[META2]]
-// RECOVER-NEXT: [[TMP6:%.*]] = call i1 @llvm.allow.ubsan.check(i8 3),
!nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP7:%.*]] = xor i1 [[TMP6]], true, !nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP8:%.*]] = or i1 [[TMP5]], [[TMP7]], !nosanitize
[[META2]]
-// RECOVER-NEXT: br i1 [[TMP8]], label [[CONT:%.*]], label
[[HANDLER_DIVREM_OVERFLOW:%.*]], !prof [[PROF3:![0-9]+]], !nosanitize [[META2]]
-// RECOVER: handler.divrem_overflow:
-// RECOVER-NEXT: [[TMP9:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize
[[META2]]
-// RECOVER-NEXT: [[TMP10:%.*]] = zext i32 [[TMP1]] to i64, !nosanitize
[[META2]]
-// RECOVER-NEXT: call void @__ubsan_handle_divrem_overflow(ptr
@[[GLOB1:[0-9]+]], i64 [[TMP9]], i64 [[TMP10]]) #[[ATTR4:[0-9]+]], !nosanitize
[[META2]]
-// RECOVER-NEXT: br label [[CONT]], !nosanitize [[META2]]
-// RECOVER: cont:
-// RECOVER-NEXT: [[DIV:%.*]] = sdiv i32 [[TMP0]], [[TMP1]]
+// RECOVER-LABEL: define dso_local noundef i32 @div(
+// RECOVER-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]])
local_unnamed_addr #[[ATTR0:[0-9]+]] {
+// RECOVER-NEXT: [[ENTRY:.*:]]
+// RECOVER-NEXT: [[TMP0:%.*]] = icmp eq i32 [[Y]], 0, !nosanitize
[[META2:![0-9]+]]
+// RECOVER-NEXT: [[TMP1:%.*]] = icmp eq i32 [[X]], -2147483648, !nosanitize
[[META2]]
+// RECOVER-NEXT: [[TMP2:%.*]] = icmp eq i32 [[Y]], -1, !nosanitize [[META2]]
+// RECOVER-NEXT: [[OR_NOT5:%.*]] = and i1 [[TMP1]], [[TMP2]]
+// RECOVER-NEXT: [[DOTNOT3:%.*]] = or i1 [[TMP0]], [[OR_NOT5]]
+// RECOVER-NEXT: [[TMP3:%.*]] = tail call i1 @llvm.allow.ubsan.check(i8 3),
!nosanitize [[META2]]
+// RECOVER-NEXT: [[DOTNOT1:%.*]] = and i1 [[DOTNOT3]], [[TMP3]]
+// RECOVER-NEXT: br i1 [[DOTNOT1]], label %[[HANDLER_DIVREM_OVERFLOW:.*]],
label %[[CONT:.*]], !prof [[PROF3:![0-9]+]], !nosanitize [[META2]]
+// RECOVER: [[HANDLER_DIVREM_OVERFLOW]]:
+// RECOVER-NEXT: [[TMP4:%.*]] = zext i32 [[X]] to i64, !nosanitize [[META2]]
+// RECOVER-NEXT: [[TMP5:%.*]] = zext i32 [[Y]] to i64, !nosanitize [[META2]]
+// RECOVER-NEXT: tail call void @__ubsan_handle_divrem_overflow(ptr nonnull
@[[GLOB1:[0-9]+]], i64 [[TMP4]], i64 [[TMP5]]) #[[ATTR4:[0-9]+]], !nosanitize
[[META2]]
+// RECOVER-NEXT: br label %[[CONT]], !nosanitize [[META2]]
+// RECOVER: [[CONT]]:
+// RECOVER-NEXT: [[DIV:%.*]] = sdiv i32 [[X]], [[Y]]
// RECOVER-NEXT: ret i32 [[DIV]]
//
int div(int x, int y) {
@@ -88,147 +67,121 @@ int div(int x, int y) {
}
// CHECK-LABEL: define dso_local i32 @null(
-// CHECK-SAME: ptr noundef [[X:%.*]]) #[[ATTR0]] {
-// CHECK-NEXT: entry:
-// CHECK-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8
-// CHECK-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8
-// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8
-// CHECK-NEXT: [[TMP1:%.*]] = icmp ne ptr [[TMP0]], null, !nosanitize
[[META2]]
-// CHECK-NEXT: [[TMP2:%.*]] = call i1 @llvm.allow.ubsan.check(i8 22),
!nosanitize [[META2]]
-// CHECK-NEXT: [[TMP3:%.*]] = xor i1 [[TMP2]], true, !nosanitize [[META2]]
-// CHECK-NEXT: [[TMP4:%.*]] = or i1 [[TMP1]], [[TMP3]], !nosanitize
[[META2]]
-// CHECK-NEXT: br i1 [[TMP4]], label [[CONT:%.*]], label
[[HANDLER_TYPE_MISMATCH:%.*]], !prof [[PROF3]], !nosanitize [[META2]]
-// CHECK: handler.type_mismatch:
-// CHECK-NEXT: [[TMP5:%.*]] = ptrtoint ptr [[TMP0]] to i64, !nosanitize
[[META2]]
-// CHECK-NEXT: call void @__ubsan_handle_type_mismatch_v1_abort(ptr
@[[GLOB2:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize [[META2]]
+// CHECK-SAME: ptr noundef readonly [[X:%.*]]) local_unnamed_addr #[[ATTR0]] {
+// CHECK-NEXT: [[ENTRY:.*:]]
+// CHECK-NEXT: [[TMP0:%.*]] = icmp eq ptr [[X]], null, !nosanitize [[META2]]
+// CHECK-NEXT: [[TMP1:%.*]] = tail call i1 @llvm.allow.ubsan.check(i8 22),
!nosanitize [[META2]]
+// CHECK-NEXT: [[DOTNOT1:%.*]] = and i1 [[TMP0]], [[TMP1]]
+// CHECK-NEXT: br i1 [[DOTNOT1]], label %[[HANDLER_TYPE_MISMATCH:.*]],
label %[[CONT:.*]], !prof [[PROF3]], !nosanitize [[META2]]
+// CHECK: [[HANDLER_TYPE_MISMATCH]]:
+// CHECK-NEXT: tail call void @__ubsan_handle_type_mismatch_v1_abort(ptr
nonnull @[[GLOB2:[0-9]+]], i64 0) #[[ATTR4]], !nosanitize [[META2]]
// CHECK-NEXT: unreachable, !nosanitize [[META2]]
-// CHECK: cont:
-// CHECK-NEXT: [[TMP6:%.*]] = load i32, ptr [[TMP0]], align 4
-// CHECK-NEXT: ret i32 [[TMP6]]
+// CHECK: [[CONT]]:
+// CHECK-NEXT: [[TMP2:%.*]] = load i32, ptr [[X]], align 4, !tbaa
[[TBAA4:![0-9]+]]
+// CHECK-NEXT: ret i32 [[TMP2]]
//
// TRAP-LABEL: define dso_local i32 @null(
-// TRAP-SAME: ptr noundef [[X:%.*]]) #[[ATTR0]] {
-// TRAP-NEXT: entry:
-// TRAP-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8
-// TRAP-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8
-// TRAP-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8
-// TRAP-NEXT: [[TMP1:%.*]] = icmp ne ptr [[TMP0]], null, !nosanitize
[[META2]]
-// TRAP-NEXT: [[TMP2:%.*]] = call i1 @llvm.allow.ubsan.check(i8 22),
!nosanitize [[META2]]
-// TRAP-NEXT: [[TMP3:%.*]] = xor i1 [[TMP2]], true, !nosanitize [[META2]]
-// TRAP-NEXT: [[TMP4:%.*]] = or i1 [[TMP1]], [[TMP3]], !nosanitize [[META2]]
-// TRAP-NEXT: br i1 [[TMP4]], label [[CONT:%.*]], label [[TRAP:%.*]],
!nosanitize [[META2]]
-// TRAP: trap:
-// TRAP-NEXT: call void @llvm.ubsantrap(i8 22) #[[ATTR4]], !nosanitize
[[META2]]
+// TRAP-SAME: ptr noundef readonly [[X:%.*]]) local_unnamed_addr #[[ATTR0]] {
+// TRAP-NEXT: [[ENTRY:.*:]]
+// TRAP-NEXT: [[TMP0:%.*]] = icmp eq ptr [[X]], null, !nosanitize [[META2]]
+// TRAP-NEXT: [[TMP1:%.*]] = tail call i1 @llvm.allow.ubsan.check(i8 22),
!nosanitize [[META2]]
+// TRAP-NEXT: [[DOTNOT1:%.*]] = and i1 [[TMP0]], [[TMP1]]
+// TRAP-NEXT: br i1 [[DOTNOT1]], label %[[TRAP:.*]], label %[[CONT:.*]],
!nosanitize [[META2]]
+// TRAP: [[TRAP]]:
+// TRAP-NEXT: tail call void @llvm.ubsantrap(i8 22) #[[ATTR4]], !nosanitize
[[META2]]
// TRAP-NEXT: unreachable, !nosanitize [[META2]]
-// TRAP: cont:
-// TRAP-NEXT: [[TMP5:%.*]] = load i32, ptr [[TMP0]], align 4
-// TRAP-NEXT: ret i32 [[TMP5]]
+// TRAP: [[CONT]]:
+// TRAP-NEXT: [[TMP2:%.*]] = load i32, ptr [[X]], align 4, !tbaa
[[TBAA3:![0-9]+]]
+// TRAP-NEXT: ret i32 [[TMP2]]
//
// RECOVER-LABEL: define dso_local i32 @null(
-// RECOVER-SAME: ptr noundef [[X:%.*]]) #[[ATTR0]] {
-// RECOVER-NEXT: entry:
-// RECOVER-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8
-// RECOVER-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8
-// RECOVER-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8
-// RECOVER-NEXT: [[TMP1:%.*]] = icmp ne ptr [[TMP0]], null, !nosanitize
[[META2]]
-// RECOVER-NEXT: [[TMP2:%.*]] = call i1 @llvm.allow.ubsan.check(i8 22),
!nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP3:%.*]] = xor i1 [[TMP2]], true, !nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP4:%.*]] = or i1 [[TMP1]], [[TMP3]], !nosanitize
[[META2]]
-// RECOVER-NEXT: br i1 [[TMP4]], label [[CONT:%.*]], label
[[HANDLER_TYPE_MISMATCH:%.*]], !prof [[PROF3]], !nosanitize [[META2]]
-// RECOVER: handler.type_mismatch:
-// RECOVER-NEXT: [[TMP5:%.*]] = ptrtoint ptr [[TMP0]] to i64, !nosanitize
[[META2]]
-// RECOVER-NEXT: call void @__ubsan_handle_type_mismatch_v1(ptr
@[[GLOB2:[0-9]+]], i64 [[TMP5]]) #[[ATTR4]], !nosanitize [[META2]]
-// RECOVER-NEXT: br label [[CONT]], !nosanitize [[META2]]
-// RECOVER: cont:
-// RECOVER-NEXT: [[TMP6:%.*]] = load i32, ptr [[TMP0]], align 4
-// RECOVER-NEXT: ret i32 [[TMP6]]
+// RECOVER-SAME: ptr noundef readonly [[X:%.*]]) local_unnamed_addr #[[ATTR0]]
{
+// RECOVER-NEXT: [[ENTRY:.*:]]
+// RECOVER-NEXT: [[TMP0:%.*]] = icmp eq ptr [[X]], null, !nosanitize
[[META2]]
+// RECOVER-NEXT: [[TMP1:%.*]] = tail call i1 @llvm.allow.ubsan.check(i8
22), !nosanitize [[META2]]
+// RECOVER-NEXT: [[DOTNOT1:%.*]] = and i1 [[TMP0]], [[TMP1]]
+// RECOVER-NEXT: br i1 [[DOTNOT1]], label %[[HANDLER_TYPE_MISMATCH:.*]],
label %[[CONT:.*]], !prof [[PROF3]], !nosanitize [[META2]]
+// RECOVER: [[HANDLER_TYPE_MISMATCH]]:
+// RECOVER-NEXT: tail call void @__ubsan_handle_type_mismatch_v1(ptr
nonnull @[[GLOB2:[0-9]+]], i64 0) #[[ATTR4]], !nosanitize [[META2]]
+// RECOVER-NEXT: br label %[[CONT]], !nosanitize [[META2]]
+// RECOVER: [[CONT]]:
+// RECOVER-NEXT: [[TMP2:%.*]] = load i32, ptr [[X]], align 4, !tbaa
[[TBAA4:![0-9]+]]
+// RECOVER-NEXT: ret i32 [[TMP2]]
//
int null(int* x) {
return *x;
}
-// CHECK-LABEL: define dso_local i32 @overflow(
-// CHECK-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]]) #[[ATTR0]] {
-// CHECK-NEXT: entry:
-// CHECK-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
-// CHECK-NEXT: [[Y_ADDR:%.*]] = alloca i32, align 4
-// CHECK-NEXT: store i32 [[X]], ptr [[X_ADDR]], align 4
-// CHECK-NEXT: store i32 [[Y]], ptr [[Y_ADDR]], align 4
-// CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[X_ADDR]], align 4
-// CHECK-NEXT: [[TMP1:%.*]] = load i32, ptr [[Y_ADDR]], align 4
-// CHECK-NEXT: [[TMP2:%.*]] = call { i32, i1 }
@llvm.sadd.with.overflow.i32(i32 [[TMP0]], i32 [[TMP1]]), !nosanitize [[META2]]
-// CHECK-NEXT: [[TMP3:%.*]] = extractvalue { i32, i1 } [[TMP2]], 0,
!nosanitize [[META2]]
-// CHECK-NEXT: [[TMP4:%.*]] = extractvalue { i32, i1 } [[TMP2]], 1,
!nosanitize [[META2]]
-// CHECK-NEXT: [[TMP5:%.*]] = xor i1 [[TMP4]], true, !nosanitize [[META2]]
-// CHECK-NEXT: [[TMP6:%.*]] = call i1 @llvm.allow.ubsan.check(i8 0),
!nosanitize [[META2]]
-// CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TMP6]], true, !nosanitize [[META2]]
-// CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP5]], [[TMP7]], !nosanitize
[[META2]]
-// CHECK-NEXT: br i1 [[TMP8]], label [[CONT:%.*]], label
[[HANDLER_ADD_OVERFLOW:%.*]], !prof [[PROF3]], !nosanitize [[META2]]
-// CHECK: handler.add_overflow:
-// CHECK-NEXT: [[TMP9:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize
[[META2]]
-// CHECK-NEXT: [[TMP10:%.*]] = zext i32 [[TMP1]] to i64, !nosanitize
[[META2]]
-// CHECK-NEXT: call void @__ubsan_handle_add_overflow_abort(ptr
@[[GLOB3:[0-9]+]], i64 [[TMP9]], i64 [[TMP10]]) #[[ATTR4]], !nosanitize
[[META2]]
+// CHECK-LABEL: define dso_local noundef i32 @overflow(
+// CHECK-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]])
local_unnamed_addr #[[ATTR0]] {
+// CHECK-NEXT: [[ENTRY:.*:]]
+// CHECK-NEXT: [[TMP0:%.*]] = tail call { i32, i1 }
@llvm.sadd.with.overflow.i32(i32 [[X]], i32 [[Y]]), !nosanitize [[META2]]
+// CHECK-NEXT: [[TMP1:%.*]] = extractvalue { i32, i1 } [[TMP0]], 1,
!nosanitize [[META2]]
+// CHECK-NEXT: [[TMP2:%.*]] = tail call i1 @llvm.allow.ubsan.check(i8 0),
!nosanitize [[META2]]
+// CHECK-NEXT: [[DOTDEMORGAN:%.*]] = and i1 [[TMP1]], [[TMP2]]
+// CHECK-NEXT: br i1 [[DOTDEMORGAN]], label %[[HANDLER_ADD_OVERFLOW:.*]],
label %[[CONT:.*]], !prof [[PROF3]], !nosanitize [[META2]]
+// CHECK: [[HANDLER_ADD_OVERFLOW]]:
+// CHECK-NEXT: [[TMP3:%.*]] = zext i32 [[X]] to i64, !nosanitize [[META2]]
+// CHECK-NEXT: [[TMP4:%.*]] = zext i32 [[Y]] to i64, !nosanitize [[META2]]
+// CHECK-NEXT: tail call void @__ubsan_handle_add_overflow_abort(ptr
nonnull @[[GLOB3:[0-9]+]], i64 [[TMP3]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize
[[META2]]
// CHECK-NEXT: unreachable, !nosanitize [[META2]]
-// CHECK: cont:
-// CHECK-NEXT: ret i32 [[TMP3]]
+// CHECK: [[CONT]]:
+// CHECK-NEXT: [[TMP5:%.*]] = extractvalue { i32, i1 } [[TMP0]], 0,
!nosanitize [[META2]]
+// CHECK-NEXT: ret i32 [[TMP5]]
//
-// TRAP-LABEL: define dso_local i32 @overflow(
-// TRAP-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]]) #[[ATTR0]] {
-// TRAP-NEXT: entry:
-// TRAP-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
-// TRAP-NEXT: [[Y_ADDR:%.*]] = alloca i32, align 4
-// TRAP-NEXT: store i32 [[X]], ptr [[X_ADDR]], align 4
-// TRAP-NEXT: store i32 [[Y]], ptr [[Y_ADDR]], align 4
-// TRAP-NEXT: [[TMP0:%.*]] = load i32, ptr [[X_ADDR]], align 4
-// TRAP-NEXT: [[TMP1:%.*]] = load i32, ptr [[Y_ADDR]], align 4
-// TRAP-NEXT: [[TMP2:%.*]] = call { i32, i1 }
@llvm.sadd.with.overflow.i32(i32 [[TMP0]], i32 [[TMP1]]), !nosanitize [[META2]]
-// TRAP-NEXT: [[TMP3:%.*]] = extractvalue { i32, i1 } [[TMP2]], 0,
!nosanitize [[META2]]
-// TRAP-NEXT: [[TMP4:%.*]] = extractvalue { i32, i1 } [[TMP2]], 1,
!nosanitize [[META2]]
-// TRAP-NEXT: [[TMP5:%.*]] = xor i1 [[TMP4]], true, !nosanitize [[META2]]
-// TRAP-NEXT: [[TMP6:%.*]] = call i1 @llvm.allow.ubsan.check(i8 0),
!nosanitize [[META2]]
-// TRAP-NEXT: [[TMP7:%.*]] = xor i1 [[TMP6]], true, !nosanitize [[META2]]
-// TRAP-NEXT: [[TMP8:%.*]] = or i1 [[TMP5]], [[TMP7]], !nosanitize [[META2]]
-// TRAP-NEXT: br i1 [[TMP8]], label [[CONT:%.*]], label [[TRAP:%.*]],
!nosanitize [[META2]]
-// TRAP: trap:
-// TRAP-NEXT: call void @llvm.ubsantrap(i8 0) #[[ATTR4]], !nosanitize
[[META2]]
+// TRAP-LABEL: define dso_local noundef i32 @overflow(
+// TRAP-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]]) local_unnamed_addr
#[[ATTR0]] {
+// TRAP-NEXT: [[ENTRY:.*:]]
+// TRAP-NEXT: [[TMP0:%.*]] = tail call { i32, i1 }
@llvm.sadd.with.overflow.i32(i32 [[X]], i32 [[Y]]), !nosanitize [[META2]]
+// TRAP-NEXT: [[TMP1:%.*]] = extractvalue { i32, i1 } [[TMP0]], 1,
!nosanitize [[META2]]
+// TRAP-NEXT: [[TMP2:%.*]] = tail call i1 @llvm.allow.ubsan.check(i8 0),
!nosanitize [[META2]]
+// TRAP-NEXT: [[DOTDEMORGAN:%.*]] = and i1 [[TMP1]], [[TMP2]]
+// TRAP-NEXT: br i1 [[DOTDEMORGAN]], label %[[TRAP:.*]], label
%[[CONT:.*]], !nosanitize [[META2]]
+// TRAP: [[TRAP]]:
+// TRAP-NEXT: tail call void @llvm.ubsantrap(i8 0) #[[ATTR4]], !nosanitize
[[META2]]
// TRAP-NEXT: unreachable, !nosanitize [[META2]]
-// TRAP: cont:
+// TRAP: [[CONT]]:
+// TRAP-NEXT: [[TMP3:%.*]] = extractvalue { i32, i1 } [[TMP0]], 0,
!nosanitize [[META2]]
// TRAP-NEXT: ret i32 [[TMP3]]
//
-// RECOVER-LABEL: define dso_local i32 @overflow(
-// RECOVER-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]]) #[[ATTR0]] {
-// RECOVER-NEXT: entry:
-// RECOVER-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
-// RECOVER-NEXT: [[Y_ADDR:%.*]] = alloca i32, align 4
-// RECOVER-NEXT: store i32 [[X]], ptr [[X_ADDR]], align 4
-// RECOVER-NEXT: store i32 [[Y]], ptr [[Y_ADDR]], align 4
-// RECOVER-NEXT: [[TMP0:%.*]] = load i32, ptr [[X_ADDR]], align 4
-// RECOVER-NEXT: [[TMP1:%.*]] = load i32, ptr [[Y_ADDR]], align 4
-// RECOVER-NEXT: [[TMP2:%.*]] = call { i32, i1 }
@llvm.sadd.with.overflow.i32(i32 [[TMP0]], i32 [[TMP1]]), !nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP3:%.*]] = extractvalue { i32, i1 } [[TMP2]], 0,
!nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP4:%.*]] = extractvalue { i32, i1 } [[TMP2]], 1,
!nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP5:%.*]] = xor i1 [[TMP4]], true, !nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP6:%.*]] = call i1 @llvm.allow.ubsan.check(i8 0),
!nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP7:%.*]] = xor i1 [[TMP6]], true, !nosanitize [[META2]]
-// RECOVER-NEXT: [[TMP8:%.*]] = or i1 [[TMP5]], [[TMP7]], !nosanitize
[[META2]]
-// RECOVER-NEXT: br i1 [[TMP8]], label [[CONT:%.*]], label
[[HANDLER_ADD_OVERFLOW:%.*]], !prof [[PROF3]], !nosanitize [[META2]]
-// RECOVER: handler.add_overflow:
-// RECOVER-NEXT: [[TMP9:%.*]] = zext i32 [[TMP0]] to i64, !nosanitize
[[META2]]
-// RECOVER-NEXT: [[TMP10:%.*]] = zext i32 [[TMP1]] to i64, !nosanitize
[[META2]]
-// RECOVER-NEXT: call void @__ubsan_handle_add_overflow(ptr
@[[GLOB3:[0-9]+]], i64 [[TMP9]], i64 [[TMP10]]) #[[ATTR4]], !nosanitize
[[META2]]
-// RECOVER-NEXT: br label [[CONT]], !nosanitize [[META2]]
-// RECOVER: cont:
-// RECOVER-NEXT: ret i32 [[TMP3]]
+// RECOVER-LABEL: define dso_local noundef i32 @overflow(
+// RECOVER-SAME: i32 noundef [[X:%.*]], i32 noundef [[Y:%.*]])
local_unnamed_addr #[[ATTR0]] {
+// RECOVER-NEXT: [[ENTRY:.*:]]
+// RECOVER-NEXT: [[TMP0:%.*]] = tail call { i32, i1 }
@llvm.sadd.with.overflow.i32(i32 [[X]], i32 [[Y]]), !nosanitize [[META2]]
+// RECOVER-NEXT: [[TMP1:%.*]] = extractvalue { i32, i1 } [[TMP0]], 1,
!nosanitize [[META2]]
+// RECOVER-NEXT: [[TMP2:%.*]] = tail call i1 @llvm.allow.ubsan.check(i8 0),
!nosanitize [[META2]]
+// RECOVER-NEXT: [[DOTDEMORGAN:%.*]] = and i1 [[TMP1]], [[TMP2]]
+// RECOVER-NEXT: br i1 [[DOTDEMORGAN]], label %[[HANDLER_ADD_OVERFLOW:.*]],
label %[[CONT:.*]], !prof [[PROF3]], !nosanitize [[META2]]
+// RECOVER: [[HANDLER_ADD_OVERFLOW]]:
+// RECOVER-NEXT: [[TMP3:%.*]] = zext i32 [[X]] to i64, !nosanitize [[META2]]
+// RECOVER-NEXT: [[TMP4:%.*]] = zext i32 [[Y]] to i64, !nosanitize [[META2]]
+// RECOVER-NEXT: tail call void @__ubsan_handle_add_overflow(ptr nonnull
@[[GLOB3:[0-9]+]], i64 [[TMP3]], i64 [[TMP4]]) #[[ATTR4]], !nosanitize [[META2]]
+// RECOVER-NEXT: br label %[[CONT]], !nosanitize [[META2]]
+// RECOVER: [[CONT]]:
+// RECOVER-NEXT: [[TMP5:%.*]] = extractvalue { i32, i1 } [[TMP0]], 0,
!nosanitize [[META2]]
+// RECOVER-NEXT: ret i32 [[TMP5]]
//
int overflow(int x, int y) {
return x + y;
}
//.
// CHECK: [[META2]] = !{}
-// CHECK: [[PROF3]] = !{!"branch_weights", i32 1048575, i32 1}
+// CHECK: [[PROF3]] = !{!"branch_weights", i32 1, i32 1048575}
+// CHECK: [[TBAA4]] = !{[[META5:![0-9]+]], [[META5]], i64 0}
+// CHECK: [[META5]] = !{!"int", [[META6:![0-9]+]], i64 0}
+// CHECK: [[META6]] = !{!"omnipotent char", [[META7:![0-9]+]], i64 0}
+// CHECK: [[META7]] = !{!"Simple C/C++ TBAA"}
//.
// TRAP: [[META2]] = !{}
+// TRAP: [[TBAA3]] = !{[[META4:![0-9]+]], [[META4]], i64 0}
+// TRAP: [[META4]] = !{!"int", [[META5:![0-9]+]], i64 0}
+// TRAP: [[META5]] = !{!"omnipotent char", [[META6:![0-9]+]], i64 0}
+// TRAP: [[META6]] = !{!"Simple C/C++ TBAA"}
//.
// RECOVER: [[META2]] = !{}
-// RECOVER: [[PROF3]] = !{!"branch_weights", i32 1048575, i32 1}
+// RECOVER: [[PROF3]] = !{!"branch_weights", i32 1, i32 1048575}
+// RECOVER: [[TBAA4]] = !{[[META5:![0-9]+]], [[META5]], i64 0}
+// RECOVER: [[META5]] = !{!"int", [[META6:![0-9]+]], i64 0}
+// RECOVER: [[META6]] = !{!"omnipotent char", [[META7:![0-9]+]], i64 0}
+// RECOVER: [[META7]] = !{!"Simple C/C++ TBAA"}
//.
>From 523708efbcfd3aaa928ec702a4df75d725ce5d1c Mon Sep 17 00:00:00 2001
From: Vitaly Buka <vitalyb...@google.com>
Date: Fri, 10 Jan 2025 16:54:12 -0800
Subject: [PATCH 2/2] rename
Created using spr 1.3.4
---
clang/test/CodeGen/allow-ubsan-check.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/clang/test/CodeGen/allow-ubsan-check.c
b/clang/test/CodeGen/allow-ubsan-check.c
index a3e3139d913a17..626e2f270afdc5 100644
--- a/clang/test/CodeGen/allow-ubsan-check.c
+++ b/clang/test/CodeGen/allow-ubsan-check.c
@@ -143,7 +143,7 @@ int overflow(int x, int y) {
void use(double*);
-// CHECK-LABEL: define dso_local double @f1(
+// CHECK-LABEL: define dso_local double @lbounds(
// CHECK-SAME: i32 noundef [[B:%.*]], i32 noundef [[I:%.*]])
local_unnamed_addr #[[ATTR0]] {
// CHECK-NEXT: [[ENTRY:.*:]]
// CHECK-NEXT: [[TMP0:%.*]] = zext i32 [[B]] to i64
@@ -160,7 +160,7 @@ void use(double*);
// CHECK-NEXT: call void @__ubsan_handle_local_out_of_bounds_abort()
#[[ATTR7]]
// CHECK-NEXT: unreachable
//
-// TR-LABEL: define dso_local double @f1(
+// TR-LABEL: define dso_local double @lbounds(
// TR-SAME: i32 noundef [[B:%.*]], i32 noundef [[I:%.*]]) local_unnamed_addr
#[[ATTR0]] {
// TR-NEXT: [[ENTRY:.*:]]
// TR-NEXT: [[TMP0:%.*]] = zext i32 [[B]] to i64
@@ -177,7 +177,7 @@ void use(double*);
// TR-NEXT: call void @llvm.ubsantrap(i8 3) #[[ATTR6]]
// TR-NEXT: unreachable
//
-// REC-LABEL: define dso_local double @f1(
+// REC-LABEL: define dso_local double @lbounds(
// REC-SAME: i32 noundef [[B:%.*]], i32 noundef [[I:%.*]]) local_unnamed_addr
#[[ATTR0]] {
// REC-NEXT: [[ENTRY:.*:]]
// REC-NEXT: [[TMP0:%.*]] = zext i32 [[B]] to i64
@@ -194,7 +194,7 @@ void use(double*);
// REC-NEXT: call void @__ubsan_handle_local_out_of_bounds() #[[ATTR7]]
// REC-NEXT: br label %[[BB1]]
//
-double f1(int b, int i) {
+double lbounds(int b, int i) {
double a[b];
use(a);
return a[i];
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