From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 7905) id 106C13858281; Tue, 31 Jan 2023 13:16:19 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 106C13858281 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1675170979; bh=iPWU/wq/qew/A64d6McUkku4YSp/U9egdldDkP9zfbc=; h=From:To:Subject:Date:From; b=u/ae0pjm4ZB2r/4HNwKTuQ+SJjFfEfFSwl1pNNQKiW/xKy7x9vwkaoTuXzAcutU3R ADMYn63BCyxwbEXyIsqGCE9NfrNR+Cx+LNHH8VrdlfSiy/rbBLvnAhHW9T4JS3iL9P +OW+WIj/yM3+pRCg6SZorZRwUJesccuCwxrzuN3c= MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Arthur Cohen To: gcc-cvs@gcc.gnu.org Subject: [gcc r13-5558] gccrs: testsuite: add loop condition execution test X-Act-Checkin: gcc X-Git-Author: liushuyu X-Git-Refname: refs/heads/master X-Git-Oldrev: dd9d6656e9a47c0620afc911eb98693fdc2eea94 X-Git-Newrev: 0d5adf09356641070079eadef09717ece164b6b9 Message-Id: <20230131131619.106C13858281@sourceware.org> Date: Tue, 31 Jan 2023 13:16:19 +0000 (GMT) List-Id: https://gcc.gnu.org/g:0d5adf09356641070079eadef09717ece164b6b9 commit r13-5558-g0d5adf09356641070079eadef09717ece164b6b9 Author: liushuyu Date: Tue Sep 6 22:41:17 2022 -0600 gccrs: testsuite: add loop condition execution test gcc/testsuite/ChangeLog: * rust/execute/torture/loop-condition-eval.rs: New test. Signed-off-by: Zixing Liu Diff: --- .../rust/execute/torture/loop-condition-eval.rs | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/gcc/testsuite/rust/execute/torture/loop-condition-eval.rs b/gcc/testsuite/rust/execute/torture/loop-condition-eval.rs new file mode 100644 index 00000000000..008965917ab --- /dev/null +++ b/gcc/testsuite/rust/execute/torture/loop-condition-eval.rs @@ -0,0 +1,21 @@ +// { dg-output "1\n" } +pub fn test() -> u64 { + let mut n = 113383; // #20 in https://oeis.org/A006884 + while n != 1 { + n = if n % 2 == 0 { n / 2 } else { 3 * n + 1 }; + } + n +} + +pub fn test_1() -> u64 { + test() +} + +extern "C" { + fn printf(fmt: *const i8, ...); +} + +fn main() -> i32 { + unsafe { printf("%lu\n" as *const str as *const i8, test_1()) } + 0 +}