Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/torture/pta-structcopy-1.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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/* { dg-do run } */ /* { dg-options "-fdump-tree-ealias -Wno-attributes" } */ /* { dg-skip-if "" { *-*-* } { "-O0" } { "" } } */ struct X { long l1; struct Y { long l2; int *p; } y; }; int i; static int __attribute__((always_inline)) foo (struct X *x) { struct Y y = x->y; /* In the inlined instance the dereferenced pointer needs to point to i. */ *y.p = 0; i = 1; return *y.p; } extern void abort (void); int main() { struct X x; x.y.p = &i; if (foo(&x) != 1) abort (); return 0; } /* { dg-final { scan-tree-dump "y.* = { i }" "ealias" } } */ /* { dg-final { scan-tree-dump "y.*, points-to vars: { D..... }" "ealias" } } */