1 // RUN: %clang_cc1 -x c -fsanitize=pointer-overflow -fsanitize-recover=pointer-overflow -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_pointer_overflow"
2 // RUN: %clang_cc1 -x c -fno-delete-null-pointer-checks -fsanitize=pointer-overflow -fsanitize-recover=pointer-overflow -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_pointer_overflow"
3
4 // RUN: %clang_cc1 -x c++ -fsanitize=pointer-overflow -fsanitize-recover=pointer-overflow -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_pointer_overflow"
5 // RUN: %clang_cc1 -x c++ -fno-delete-null-pointer-checks -fsanitize=pointer-overflow -fsanitize-recover=pointer-overflow -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_pointer_overflow"
6
7 #ifdef __cplusplus
8 extern "C" {
9 #endif
10
11 // CHECK-LABEL: @baseline
baseline(char * base,unsigned long offset)12 char *baseline(char *base, unsigned long offset) {
13 // CHECK: call void @__ubsan_handle_pointer_overflow(
14 return base + offset;
15 }
16
17 // CHECK-LABEL: @ignorelist_0
ignorelist_0(char * base,unsigned long offset)18 __attribute__((no_sanitize("undefined"))) char *ignorelist_0(char *base, unsigned long offset) {
19 return base + offset;
20 }
21
22 // CHECK-LABEL: @ignorelist_1
ignorelist_1(char * base,unsigned long offset)23 __attribute__((no_sanitize("pointer-overflow"))) char *ignorelist_1(char *base, unsigned long offset) {
24 return base + offset;
25 }
26
27 // CHECK-LABEL: @ignore_non_default_address_space
ignore_non_default_address_space(char * base,unsigned long offset)28 __attribute__((address_space(1))) char *ignore_non_default_address_space(__attribute__((address_space(1))) char *base, unsigned long offset) {
29 return base + offset;
30 }
31
32 #ifdef __cplusplus
33 }
34 #endif
35