Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/ipa/propalign-2.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 compile } */ /* { dg-options "-O2 -fno-early-inlining -fdump-ipa-cp -fdump-tree-optimized" } */ /* { dg-skip-if "No alignment restrictions" { { ! natural_alignment_32 } && { ! natural_alignment_64 } } } */ #include <stdint.h> extern int fail_the_test(void *); extern int pass_the_test(void *); extern int diversion (void *); struct somestruct { void *whee; void *oops; }; struct container { struct somestruct first; struct somestruct buf[32]; }; static int __attribute__((noinline)) foo (void *p) { uintptr_t a = (uintptr_t) p; if (a % 4) return fail_the_test (p); else return pass_the_test (p); } int bar (void) { struct container c; return foo (c.buf); } static int through (struct somestruct *p) { diversion (p); return foo (&p[16]); } int bar2 (void) { struct container c; through (c.buf); } /* { dg-final { scan-ipa-dump "Adjusting align" "cp" } } */ /* { dg-final { scan-tree-dump-not "fail_the_test" "optimized" } } */