1 /* { dg-do run } */ 2 /* { dg-shouldfail "asan" } */ 3 4 #include <assert.h> 5 6 volatile const int ten = 10; 7 foo(int index,int len)8__attribute__((noinline)) void foo(int index, int len) { 9 volatile char str[len] __attribute__((aligned(32))); 10 assert(!((long) str & 31L)); 11 str[index] = '1'; // BOOM 12 } 13 main(int argc,char ** argv)14int main(int argc, char **argv) { 15 foo(33, ten); 16 return 0; 17 } 18 19 /* { dg-output "WRITE of size 1 at 0x\[0-9a-f\]+ thread T0\[^\n\r]*(\n|\r\n|\r)" } */ 20 /* { dg-output " #0 0x\[0-9a-f\]+ +(in _*foo(\[^\n\r]*alloca_overflow_right.c:11|\[^\n\r]*:0|\[^\n\r]*\\+0x\[0-9a-z\]*)|\[(\])\[^\n\r]*(\n|\r\n|\r)" } */ 21 /* { dg-output "\[^\n\r]*Address 0x\[0-9a-f\]+ is located in stack of thread T0.*(\n|\r\n|\r)" */ 22 /* { dg-output "\[^\n\r]*in foo.*alloca_overflow_right.c.*(\n|\r\n|\r)" */ 23