1// RUN: %clangxx_asan -O0 -x c %s -o %t && not %run %t 2>&1 | FileCheck %s 2// RUN: %clangxx_asan -O1 -x c %s -o %t && not %run %t 2>&1 | FileCheck %s 3// RUN: %clangxx_asan -O2 -x c %s -o %t && not %run %t 2>&1 | FileCheck %s 4// RUN: %clangxx_asan -O3 -x c %s -o %t && not %run %t 2>&1 | FileCheck %s 5 6// REQUIRES: arm-target-arch 7// XFAIL: armv7l-unknown-linux-gnueabihf 8 9#include <stdlib.h> 10 11__attribute__((noinline)) 12int boom() { 13 volatile int three = 3; 14 char * volatile s = (char *)malloc(three); 15// CHECK: #1 0x{{.*}} in boom {{.*}}clang_gcc_abi.cc:[[@LINE-1]] 16 return s[three]; //BOOM 17} 18 19__attribute__((naked, noinline)) void gcc_abi() { 20// CHECK: #2 0x{{.*}} in gcc_abi {{.*}}clang_gcc_abi.cc:[[@LINE+1]] 21 asm volatile("str fp, [sp, #-8]!\n\t" 22 "str lr, [sp, #4]\n\t" 23 "add fp, sp, #4\n\t" 24 "bl boom\n\t" 25 "sub sp, fp, #4\n\t" 26 "ldr fp, [sp]\n\t" 27 "add sp, sp, #4\n\t" 28 "ldr pc, [sp], #4\n\t" 29 ); 30} 31 32__attribute__((naked, noinline)) void clang_abi() { 33// CHECK: #3 0x{{.*}} in clang_abi {{.*}}clang_gcc_abi.cc:[[@LINE+1]] 34 asm volatile("push {r11, lr}\n\t" 35 "mov r11, sp\n\t" 36 "bl gcc_abi\n\t" 37 "add r0, r0, #1\n\t" 38 "pop {r11, pc}\n\t" 39 ); 40} 41 42int main() { 43 clang_abi(); 44// CHECK: #4 0x{{.*}} in main {{.*}}clang_gcc_abi.cc:[[@LINE-1]] 45} 46