Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/c-c++-common/Waddress-of-packed-member-2.c @ 145:1830386684a0
gcc-9.2.0
| author | anatofuz |
|---|---|
| date | Thu, 13 Feb 2020 11:34:05 +0900 |
| parents | |
| children |
comparison
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| 131:84e7813d76e9 | 145:1830386684a0 |
|---|---|
| 1 /* { dg-do compile } */ | |
| 2 /* { dg-options "-Waddress-of-packed-member" } */ | |
| 3 | |
| 4 struct r { | |
| 5 int a[10]; | |
| 6 int b[10][10]; | |
| 7 int ****i4; | |
| 8 }; | |
| 9 | |
| 10 struct s { | |
| 11 char c; | |
| 12 struct r p; | |
| 13 } __attribute__((packed)); | |
| 14 | |
| 15 struct t { | |
| 16 char c; | |
| 17 struct r p __attribute__((packed)); | |
| 18 struct r u; | |
| 19 }; | |
| 20 | |
| 21 struct s s0; | |
| 22 struct t t0; | |
| 23 int *i0; | |
| 24 | |
| 25 void foo (void) | |
| 26 { | |
| 27 i0 = s0.p.a; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 28 i0 = t0.p.a; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 29 i0 = s0.p.b[0]; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 30 i0 = t0.p.b[0]; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 31 i0 = &s0.p.a[0]; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 32 i0 = &t0.p.a[0]; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 33 i0 = &s0.p.b[0][0]; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 34 i0 = &t0.p.b[0][0]; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 35 i0 = *s0.p.b; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 36 i0 = *t0.p.b; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 37 i0 = &**s0.p.b; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 38 i0 = &**t0.p.b; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 39 i0 = **&s0.p.b; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 40 i0 = **&t0.p.b; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 41 i0 = &*s0.p.a; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 42 i0 = &*t0.p.a; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 43 i0 = *&s0.p.a; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 44 i0 = *&t0.p.a; /* { dg-warning "may result in an unaligned pointer value" } */ | |
| 45 i0 = t0.u.a; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 46 i0 = t0.u.b[0]; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 47 i0 = &t0.u.a[0]; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 48 i0 = &t0.u.b[0][0]; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 49 i0 = *t0.u.b; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 50 i0 = &*t0.u.a; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 51 i0 = &**t0.u.b; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 52 i0 = ***s0.p.i4; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 53 i0 = ***t0.p.i4; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 54 i0 = ****&s0.p.i4; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 55 i0 = ****&t0.p.i4; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 56 i0 = &****s0.p.i4; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 57 i0 = &****t0.p.i4; /* { dg-bogus "may result in an unaligned pointer value" } */ | |
| 58 } |