Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/torture/pta-ptrarith-1.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 run } */ /* { dg-options "-fdump-tree-alias" } */ /* { dg-skip-if "" { *-*-* } { "-O0" "-fno-fat-lto-objects" } { "" } } */ struct Foo { int *p; }; void __attribute__((noinline)) foo (void *p) { struct Foo *f = (struct Foo *)p - 1; *f->p = 0; } int bar (void) { struct Foo f; int i = 1; f.p = &i; foo (&f + 1); return i; } extern void abort (void); int main() { if (bar () != 0) abort (); return 0; } /* { dg-final { scan-tree-dump "ESCAPED = {\[^\n\}\]* i f \[^\n\}\]*}" "alias" } } */