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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [20030709-2.c] - Rev 867
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/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-cddce" } */ struct rtx_def; typedef struct rtx_def *rtx; union tree_node; typedef union tree_node *tree; typedef struct mem_attrs { int foo; } mem_attrs; union rtunion_def { mem_attrs *rtmem; }; typedef union rtunion_def rtunion; struct rtx_def { rtunion fld[1]; }; struct tree_decl { rtx rtl; }; union tree_node { struct tree_decl decl; }; void * get_alias_set (t) tree t; { long set; if (t->decl.rtl) return (t->decl.rtl->fld[1].rtmem ? 0 : (((t->decl.rtl ? t->decl.rtl: (make_decl_rtl (t, 0), t->decl.rtl)))->fld[1]).rtmem); return (void*)-1; } /* There should be precisely one load of ->decl.rtl. If there is more than, then the dominator optimizations failed. */ /* { dg-final { scan-tree-dump-times "->decl\\.rtl" 1 "cddce"} } */ /* There should be no loads of .rtmem since the complex return statement is just "return 0". */ /* { dg-final { scan-tree-dump-times ".rtmem" 0 "cddce"} } */ /* There should be one IF statement (the complex return statement should collapse down to a simple return 0 without any conditionals). */ /* { dg-final { scan-tree-dump-times "if " 1 "cddce"} } */ /* { dg-final { cleanup-tree-dump "cddce" } } */
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