Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/pr48552-2.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 1830386684a0 |
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/* PR c/48552 */ /* { dg-do compile } */ /* { dg-options "" } */ struct S; void f1 (void *x) { __asm ("" : : "r" (*x)); /* { dg-warning "dereferencing" "deref" } */ } /* { dg-error "invalid use of void expression" "void expr" { target *-*-* } .-1 } */ void f2 (void *x) { __asm ("" : "=r" (*x)); /* { dg-warning "dereferencing" "deref" } */ } /* { dg-error "invalid use of void expression" "void expr" { target *-*-* } .-1 } */ /* { dg-error "invalid lvalue in 'asm' output 0" "invalid lvalue" { target *-*-* } .-2 } */ void f3 (void *x) { __asm ("" : : "m" (*x)); /* { dg-warning "dereferencing" } */ } void f4 (void *x) { __asm ("" : "=m" (*x)); /* { dg-warning "dereferencing" } */ } void f5 (void *x) { __asm ("" : : "g" (*x)); /* { dg-warning "dereferencing" "deref" } */ } /* { dg-error "invalid use of void expression" "void expr" { target *-*-* } .-1 } */ void f6 (void *x) { __asm ("" : "=g" (*x)); /* { dg-warning "dereferencing" "deref" } */ } /* { dg-error "invalid use of void expression" "void expr" { target *-*-* } .-1 } */ /* { dg-error "invalid lvalue in 'asm' output 0" "invalid lvalue" { target *-*-* } .-2 } */ void f7 (struct S *x) { __asm ("" : : "r" (*x)); /* { dg-error "invalid use of undefined type" } */ } void f8 (struct S *x) { __asm ("" : "=r" (*x)); /* { dg-error "impossible constraint in 'asm'" } */ /* { dg-error "non-memory output 0 must stay in memory" "memory" { target *-*-* } .-1 } */ }