diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-9.c | 10 | ||||
| -rw-r--r-- | gcc/tree-ssa-dce.c | 2 |
2 files changed, 11 insertions, 1 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-9.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-9.c new file mode 100644 index 0000000..e1ffa7f --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dce-9.c @@ -0,0 +1,10 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-cddce1" } */ + +int main() +{ + while(1) + for(int i=0; i<9000000; i++){} +} + +/* { dg-final { scan-tree-dump-not "if" "cddce1" } } */ diff --git a/gcc/tree-ssa-dce.c b/gcc/tree-ssa-dce.c index c4907af..372e069 100644 --- a/gcc/tree-ssa-dce.c +++ b/gcc/tree-ssa-dce.c @@ -436,7 +436,7 @@ find_obviously_necessary_stmts (bool aggressive) for (auto loop : loops_list (cfun, 0)) /* For loops without an exit do not mark any condition. */ - if (loop->exits->next && !finite_loop_p (loop)) + if (loop->exits->next->e && !finite_loop_p (loop)) { if (dump_file) fprintf (dump_file, "cannot prove finiteness of loop %i\n", |