View Compilation Error

0_0_39325850_7453.cpp: In function 'int main()':
0_0_39325850_7453.cpp:182:27: error: expected ')' before '::' token
  182 |     asm("movq %0, %%rsp\n"::"r"((char*)malloc(size)+size));
      |        ~                  ^~
      |                           )
0_0_39325850_7453.cpp:182:5: error: 'asm' was not declared in this scope
  182 |     asm("movq %0, %%rsp\n"::"r"((char*)malloc(size)+size));
      |     ^~~