Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/torture/pr23821.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-skip-if "" { *-*-* } { "-O0" "-fno-fat-lto-objects" } { "" } } */ /* At -O1 DOM threads a jump in a non-optimal way which leads to the bogus propagation. */ /* { dg-skip-if "" { *-*-* } { "-O1" } { "" } } */ /* { dg-options "-fdump-tree-ivcanon-details" } */ int a[199]; extern void abort (void); int main () { int i, x; for (i = 0; i < 199; i++) { x = a[i]; if (x != i) abort (); } return 0; } /* Verify that we do not propagate the equivalence x == i into the induction variable increment. */ /* { dg-final { scan-tree-dump "Added canonical iv" "ivcanon" } } */