URL https://opencores.org/ocsvn/openrisc/openrisc/trunk

Subversion Repositories openrisc

[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc1/] [gcc/] [testsuite/] [gcc.dg/] [alias-10.c] - Diff between revs 298 and 338

Rev 298	Rev 338
`/* For PR tree-optimization/14784 */`	`/* For PR tree-optimization/14784 */`

`/* { dg-do compile } */`	`/* { dg-do compile } */`
`/* { dg-options "-O2 -funswitch-loops -fdump-tree-unswitch-details" } */`	`/* { dg-options "-O2 -funswitch-loops -fdump-tree-unswitch-details" } */`

`typedef struct bitmap_element_def`	`typedef struct bitmap_element_def`
`{`	`{`
`unsigned int indx;`	`unsigned int indx;`
`} bitmap_element;`	`} bitmap_element;`

`typedef struct bitmap_head_def {`	`typedef struct bitmap_head_def {`
`bitmap_element *first;`	`bitmap_element *first;`
`int using_obstack;`	`int using_obstack;`
`} bitmap_head;`	`} bitmap_head;`
`typedef struct bitmap_head_def *bitmap;`	`typedef struct bitmap_head_def *bitmap;`

`bitmap_element *bitmap_free;`	`bitmap_element *bitmap_free;`

`void foo (bitmap head, bitmap_element *elt)`	`void foo (bitmap head, bitmap_element *elt)`
`{`	`{`
`while (1)`	`while (1)`
`{`	`{`
`/* Alias analysis problems used to prevent us from recognizing`	`/* Alias analysis problems used to prevent us from recognizing`
`that this condition is invariant. */`	`that this condition is invariant. */`
`if (head->using_obstack)`	`if (head->using_obstack)`
`bitmap_free = elt;`	`bitmap_free = elt;`
`}`	`}`
`}`	`}`


`/* { dg-final { scan-tree-dump-times "Unswitching" 1 "unswitch"} } */`	`/* { dg-final { scan-tree-dump-times "Unswitching" 1 "unswitch"} } */`
`/* { dg-final { cleanup-tree-dump "unswitch" } } */`	`/* { dg-final { cleanup-tree-dump "unswitch" } } */`