gcc-12-20241031 is now available

2024-10-31 Thread GCC Administrator via Gcc
Snapshot gcc-12-20241031 is now available on https://gcc.gnu.org/pub/gcc/snapshots/12-20241031/ and on various mirrors, see https://gcc.gnu.org/mirrors.html for details. This snapshot has been generated from the GCC 12 git branch with the following options: git://gcc.gnu.org/git/gcc.git branch

Cco gnu compiler

2024-10-31 Thread Revheim Liliam via Gcc
I am currently studying assembly language by kip Irvine and have ordered Sam R teah yourself C++ in 24 hours.. My route will include the most updated Java edition afterwards. I also need to update my computer, whoh is no longer supported, which computer should I get to accommodate your compiler? Si

Re: [CAUTION - External Sender] Re: gcc relies on RISC-V vcompress instruction undefined behaviour

2024-10-31 Thread Anton Blanchard via Gcc
Hi Richard, > Please file a bugreport so this issue doesn't get lost. I was struggling to reproduce it on a recent toolchain, but I managed to take one of the gcc test cases and recreate it I think. I submitted https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117383 Thanks, Anton

Re: [gcc-13.3.0] dlopen() crash issue

2024-10-31 Thread Jonathan Wakely via Gcc
On Thu, 31 Oct 2024 at 12:12, quic_zijuhu via Gcc wrote: > > i am not sure if this is the good way to report gcc issue. (^^) Please see https://gcc.gnu.org/bugs (or the "Bugs" section of the sidebar on the https://gcc.gnu.org homepage).

[gcc-13.3.0] dlopen() crash issue

2024-10-31 Thread quic_zijuhu via Gcc
Hi Thomas, i recently meet below crash within dlopen() related to toolchain-aarch64_cortex-a53_gcc-13.3.0_musl\gcc-13.3.0 for openwrt. it seems it is caused by gcc bug related to MACRO ATOMIC_FDE_FAST_PATH (gdb) bt #0 0x007f8adfde4c in strlen (s=s@entry=0x7f7f853b72 ) at src/string/strlen.c

Re: gcc relies on RISC-V vcompress instruction undefined behaviour

2024-10-31 Thread Richard Biener via Gcc
On Thu, Oct 31, 2024 at 3:55 AM Anton Blanchard via Gcc wrote: > > Hi, > > I think gcc is relying on undefined behaviour with the vcompress instruction. > Unfortunately my test case isn't reproducing on mainline, but gcc looks to > use the fields between the last mask selected field and vl while s

Re: gcc relies on RISC-V vcompress instruction undefined behaviour

2024-10-31 Thread Robin Dapp via Gcc
> Hi, > > I think gcc is relying on undefined behaviour with the vcompress instruction. > Unfortunately my test case isn't reproducing on mainline, but gcc looks to > use the fields between the last mask selected field and vl while setting > tail agnostic. > > This thread explains how vcompress is