Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr86061.c @ 152:2b5abeee2509
update gcc11
author | anatofuz |
---|---|
date | Mon, 25 May 2020 07:50:57 +0900 |
parents | 1830386684a0 |
children |
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/* { dg-options "-O2 -fdump-tree-dse-details -fno-tree-fre" } */ struct S { int i; char n[128]; int j; }; void f (char*); void g (struct S *p) { char a[sizeof p->n + 1]; __builtin_memset (a, 0, sizeof a); // dead store, can be eliminated __builtin_strncpy (a, p->n, sizeof a - 1); a[sizeof a - 1] = '\0'; f (a); } /* { dg-final { scan-tree-dump-times "Deleted dead call" 1 "dse1" } } */