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111
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1 /* { dg-do compile } */
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2 /* { dg-options "-w -fdump-tree-gimple" } */
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3
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4 /* Things that should not be folded. */
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5
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6 struct { long base; int tail; void * volatile ptr; } *s;
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7 int foo3 (void) { return s == &s; }
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8 int foo5 (void) { return s->ptr == s->ptr; }
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9
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10 struct { union { int i; short s } u; } x;
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11 int foo6 (void) { return x.u.i == x.u.s; }
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12
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13 void **p;
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14 int foo8 (void) { return p == &p; }
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15 int foo9 (void) { return *p == p; }
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16 int foo10 (void) { return *p == &p; }
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17 int foo11 (void) { return p != &p; }
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18 int foo12 (void) { return *p != p; }
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19 int foo13 (void) { return *p != &p; }
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20
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21 /* { dg-final { scan-tree-dump-not "= 0;" "gimple" } } */
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22 /* { dg-final { scan-tree-dump-not "= 1;" "gimple" } } */
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