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111
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1 /* PR c/53037. */
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2 /* { dg-do compile } */
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3 /* { dg-options "-O0" } */
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131
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4 /* { dg-skip-if "" { avr-*-* } } */
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111
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5
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6 typedef unsigned long long __u64
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7 __attribute__((aligned(4),warn_if_not_aligned(8)));
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8
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9 struct foo1
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10 {
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11 int i1;
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12 int i2;
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13 int i3;
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14 __u64 x; /* { dg-warning "'x' offset 12 in 'struct foo1' isn't aligned to 8" } */
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15 }; /* { dg-warning "alignment 4 of 'struct foo1' is less than 8" } */
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16
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17 struct foo2
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18 {
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19 int i1;
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20 int i2;
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21 int i3;
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22 __u64 x; /* { dg-warning "'x' offset 12 in 'struct foo2' isn't aligned to 8" } */
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23 } __attribute__((aligned(8)));
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24
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25 struct foo3
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26 {
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27 int i1;
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28 int i3;
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29 __u64 x;
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30 }; /* { dg-warning "alignment 4 of 'struct foo3' is less than 8" } */
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31
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32 struct foo4
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33 {
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34 int i1;
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35 int i2;
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36 __u64 x;
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37 } __attribute__((aligned(8)));
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38
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39 struct foo5
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40 {
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41 int i1;
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42 int x __attribute__((warn_if_not_aligned(16))); /* { dg-warning "'x' offset 4 in 'struct foo5' isn't aligned to 16" } */
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43 }; /* { dg-warning "alignment 4 of 'struct foo5' is less than 16" } */
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44
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45 struct foo6
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46 {
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47 int i1;
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48 int x __attribute__((warn_if_not_aligned(16))); /* { dg-warning "'x' offset 4 in 'struct foo6' isn't aligned to 16" } */
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49 } __attribute__((aligned(16)));
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50
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51 struct foo7
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52 {
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53 int i1;
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54 int i2;
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55 int i3;
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56 int i4;
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57 int x __attribute__((warn_if_not_aligned(16)));
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58 } __attribute__((aligned(16)));
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59
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60 union bar1
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61 {
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62 int i1;
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63 __u64 x;
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64 }; /* { dg-warning "alignment 4 of 'union bar1' is less than 8" } */
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65
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66 union bar2
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67 {
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68 int i1;
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69 __u64 x;
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70 } __attribute__((aligned(8)));
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71
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72 union bar3
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73 {
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74 int i1;
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75 int x __attribute__((warn_if_not_aligned(16)));
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76 }; /* { dg-warning "alignment 4 of 'union bar3' is less than 16" } */
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77
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78 union bar4
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79 {
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80 int i1;
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81 int x __attribute__((warn_if_not_aligned(16)));
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82 } __attribute__((aligned(16)));
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