Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr32044.c @ 152:2b5abeee2509
update gcc11
author | anatofuz |
---|---|
date | Mon, 25 May 2020 07:50:57 +0900 |
parents | 1830386684a0 |
children |
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/* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-optimized" } */ /* For powerpc, disable doloop IV cand generation in IVOPTs to avoid unexpected division operation for its base setup. */ /* { dg-additional-options "-fno-branch-count-reg" { target { powerpc*-*-* } } } */ int foo (int n) { while (n >= 45) n -= 45; return n; } int bar (int n) { while (n >= 64) n -= 64; return n; } int bla (int n) { int i = 0; while (n >= 45) { i++; n -= 45; } return i; } int baz (int n) { int i = 0; while (n >= 64) { i++; n -= 64; } return i; } /* The loops computing division/modulo by 64 should be eliminated */ /* { dg-final { scan-tree-dump-times "if" 6 "optimized" } } */ /* There should be no division/modulo in the final dump (division and modulo by 64 are done using bit operations). */ /* { dg-final { scan-tree-dump-times " / " 0 "optimized" } } */ /* { dg-final { scan-tree-dump-times " % " 0 "optimized" } } */