| // P0001R1 - C++17 removal of register keyword |
| // { dg-do compile { target c++14_down } } |
| // { dg-options "-Wregister" } |
| |
| #if defined(__i386__) || defined(__x86_64__) |
| #define REG1 "ebx" |
| #define REG2 "edi" |
| #endif |
| |
| #ifdef REG1 |
| register int a __asm (REG1); // { dg-bogus "'register' storage class specifier used" } |
| #endif |
| register int b; // { dg-warning "'register' storage class specifier used" } |
| register int c (); // { dg-error "1:storage class 'register' invalid for function" } |
| int foo (register int d) // { dg-warning "'register' storage class specifier used" } |
| { |
| return d; |
| } |
| int bar () |
| { |
| #ifdef REG2 |
| register int e __asm (REG2); // { dg-bogus "'register' storage class specifier used" } |
| #else |
| int e; |
| #endif |
| register int f; // { dg-warning "'register' storage class specifier used" } |
| e = 6; |
| f = 7; |
| return e + f; |
| } |