Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr21417.c @ 152:2b5abeee2509
update gcc11
author | anatofuz |
---|---|
date | Mon, 25 May 2020 07:50:57 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-thread4-details" } */ struct tree_common { int code; }; union tree_node { struct tree_common common; }; typedef union tree_node *tree; extern tree test (tree, int, int); extern tree foo (void); extern void abort (void) __attribute__ ((__noreturn__)); tree test (tree expr, int t, int D17630) { int __i; L0: if (expr->common.code != 142) goto L23; else goto L2; L2: __i = 0; goto L10; L10: __i = __i + 1; if (D17630 != __i) goto L8; else goto L19; L8: if (t) goto L15; else goto L10; L15: expr = foo (); if (expr->common.code != 142) goto L23; else goto L0; L19: abort (); L23: return expr; } /* We should thread the backedge to the top of the loop; ie we only execute the if (expr->common.code != 142) test once per loop iteration. */ /* { dg-final { scan-tree-dump-times "FSM jump thread" 1 "thread4" } } */