/* 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 } */