| // RUN: %clangxx_asan -O0 -x c %s -o %t && not %run %t 2>&1 | FileCheck %s |
| // RUN: %clangxx_asan -O1 -x c %s -o %t && not %run %t 2>&1 | FileCheck %s |
| // RUN: %clangxx_asan -O2 -x c %s -o %t && not %run %t 2>&1 | FileCheck %s |
| // RUN: %clangxx_asan -O3 -x c %s -o %t && not %run %t 2>&1 | FileCheck %s |
| |
| // REQUIRES: (arm-target-arch || armhf-target-arch), fast-unwinder-works |
| |
| #include <stdlib.h> |
| |
| __attribute__((noinline)) |
| int boom() { |
| volatile int three = 3; |
| char * volatile s = (char *)malloc(three); |
| // CHECK: #1 0x{{.*}} in boom {{.*}}clang_gcc_abi.cc:[[@LINE-1]] |
| return s[three]; //BOOM |
| } |
| |
| __attribute__((naked, noinline)) void gcc_abi() { |
| // CHECK: #2 0x{{.*}} in gcc_abi {{.*}}clang_gcc_abi.cc:[[@LINE+1]] |
| asm volatile("str fp, [sp, #-8]!\n\t" |
| "str lr, [sp, #4]\n\t" |
| "add fp, sp, #4\n\t" |
| "bl boom\n\t" |
| "sub sp, fp, #4\n\t" |
| "ldr fp, [sp]\n\t" |
| "add sp, sp, #4\n\t" |
| "ldr pc, [sp], #4\n\t" |
| ); |
| } |
| |
| __attribute__((naked, noinline)) void clang_abi() { |
| // CHECK: #3 0x{{.*}} in clang_abi {{.*}}clang_gcc_abi.cc:[[@LINE+1]] |
| asm volatile("push {r11, lr}\n\t" |
| "mov r11, sp\n\t" |
| "bl gcc_abi\n\t" |
| "add r0, r0, #1\n\t" |
| "pop {r11, pc}\n\t" |
| ); |
| } |
| |
| int main() { |
| clang_abi(); |
| // CHECK: #4 0x{{.*}} in main {{.*}}clang_gcc_abi.cc:[[@LINE-1]] |
| } |