| /* PR c/48552 */ |
| /* { dg-do compile } */ |
| /* { dg-options "" } */ |
| |
| struct S; |
| |
| void |
| f1 (void *x) |
| { |
| __asm volatile ("" : : "r" (*x)); /* { dg-warning "dereferencing" "deref" } */ |
| } /* { dg-error "invalid use of void expression" "void expr" { target *-*-* } 10 } */ |
| |
| void |
| f2 (void *x) |
| { |
| __asm volatile ("" : "=r" (*x)); /* { dg-warning "dereferencing" "deref" } */ |
| } /* { dg-error "invalid use of void expression" "void expr" { target *-*-* } 16 } */ |
| /* { dg-error "invalid lvalue in asm output 0" "invalid lvalue" { target *-*-* } 16 } */ |
| void |
| f3 (void *x) |
| { |
| __asm volatile ("" : : "m" (*x)); /* { dg-warning "dereferencing" } */ |
| } |
| |
| void |
| f4 (void *x) |
| { |
| __asm volatile ("" : "=m" (*x)); /* { dg-warning "dereferencing" } */ |
| } |
| |
| void |
| f5 (void *x) |
| { |
| __asm volatile ("" : : "g" (*x)); /* { dg-warning "dereferencing" "deref" } */ |
| } /* { dg-error "invalid use of void expression" "void expr" { target *-*-* } 34 } */ |
| |
| void |
| f6 (void *x) |
| { |
| __asm volatile ("" : "=g" (*x)); /* { dg-warning "dereferencing" "deref" } */ |
| } /* { dg-error "invalid use of void expression" "void expr" { target *-*-* } 40 } */ |
| /* { dg-error "invalid lvalue in asm output 0" "invalid lvalue" { target *-*-* } 40 } */ |
| void |
| f7 (struct S *x) |
| { |
| __asm volatile ("" : : "r" (*x)); /* { dg-error "dereferencing pointer to incomplete type" } */ |
| } |
| |
| void |
| f8 (struct S *x) |
| { |
| __asm volatile ("" : "=r" (*x)); /* { dg-error "dereferencing pointer to incomplete type" "incomplete" } */ |
| } /* { dg-error "invalid lvalue in asm output 0" "invalid lvalue" { target *-*-* } 52 } */ |