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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/113722] [14 Regression] Constant folding of __builtin_bswap128 is broken Date: Fri, 02 Feb 2024 16:12:35 +0000 [thread overview] Message-ID: <bug-113722-4-7cvoyODQFD@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-113722-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113722 Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Component|regression |middle-end Ever confirmed|0 |1 Last reconfirmed| |2024-02-02 Summary|Folding of |[14 Regression] Constant |__builtin_bswap128 doesn't |folding of |work anymore |__builtin_bswap128 is | |broken Keywords| |wrong-code Status|UNCONFIRMED |NEW Target Milestone|--- |14.0 --- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Simplified testcase: ``` #define constant 2 int main() { __uint128_t res = __builtin_bswap128 ((__uint128_t)constant); __uint128_t t = constant; __uint128_t res1 = __builtin_bswap128 (t); if (res != res1) __builtin_abort(); } ```
next prev parent reply other threads:[~2024-02-02 16:12 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2024-02-02 15:24 [Bug regression/113722] New: Folding of __builtin_bswap128 doesn't work anymore bouanto at zoho dot com 2024-02-02 16:12 ` pinskia at gcc dot gnu.org [this message] 2024-02-02 16:50 ` [Bug middle-end/113722] [14 Regression] Constant folding of __builtin_bswap128 is broken jakub at gcc dot gnu.org 2024-02-02 16:57 ` [Bug middle-end/113722] [14 Regression] Constant folding of __builtin_bswap128 is broken since r14-1455 jakub at gcc dot gnu.org 2024-02-02 17:30 ` jakub at gcc dot gnu.org 2024-02-03 13:39 ` cvs-commit at gcc dot gnu.org 2024-02-03 19:45 ` jakub at gcc dot gnu.org
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