Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/attr-alias.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children | 1830386684a0 |
line wrap: on
line source
/* { dg-do compile } */ /* { dg-require-alias "" } */ /* { dg-options "-O2 -fdump-tree-optimized -std=gnu89" } */ void abort (void); __attribute__ ((weak)) int test() { return 0; } static int test2() __attribute__ ((alias("test"))); static int test1() __attribute__ ((weakref)) __attribute__ ((alias("test2"))); static int test4() __attribute__ ((weakref)) __attribute__ ((alias("test"))); main() { test(); test2(); test3(); test4(); } /* calls to test1 and test2 can be inlined and optmized away. Calls to test and test4 are overwritable. */ /* { dg-final { scan-tree-dump-times " test " 1 "optimized" } } */ /* { dg-final { scan-tree-dump-times " test4 " 1 "optimized" } } */ /* { dg-final { scan-tree-dump-not " test1 " "optimized" } } */ /* { dg-final { scan-tree-dump-not " test2 " "optimized" } } */