Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-15.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 "-O -fno-tree-sra -fdump-tree-fre1-details" } */ /* Should be optimized, propagating &a into (*p)[i]. */ struct Foo { void *data; double size; }; void bar(double *); void foo(double (*q)[4]) { struct Foo tmp1; double a[4]; int i; tmp1.data = &a; for (i=0; i<4; ++i) { double (*p)[4] = tmp1.data; (*p)[i] = (*q)[i]; /* We want a PHI for the VOP for accessing tmp1.data, so place this store to tmp1 here. */ tmp1.size -= 1.0; } bar(a); } /* { dg-final { scan-tree-dump "Replaced" "fre1" } } */