Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/structopt-2.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
line wrap: on
line source
/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-optimized -fno-tree-sra" } */ /* Even without SRA being enabled, we should be able to eliminate every structure store and load here. */ extern void foo (const int); int main(void) { struct a { int e; int f; int g; } a; struct a b; int x, c; a.e = 50; a.f = 9; a.g = a.e * a.f; foo (a.f); foo (a.g); x = a.f; c = a.e; foo (x); foo (c); a.e = 5; a.f = 40; a.g = 90; foo (a.e); foo (a.f); foo (a.g); c = a.f; foo (c); b.e = 9; a.e = b.e + 1 * c; a.f = 30; foo (a.e); foo (a.f); x = a.e * a.f; foo (x); } /* { dg-final { scan-tree-dump-times "a.e" 0 "optimized" } } */ /* { dg-final { scan-tree-dump-times "a.f" 0 "optimized" } } */ /* { dg-final { scan-tree-dump-times "a.g" 0 "optimized" } } */ /* { dg-final { scan-tree-dump-times "b.e" 0 "optimized" } } */