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From: "giulio.benetti at benettiengineering dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug c/102472] New: Infinite loop on m68k Date: Thu, 23 Sep 2021 16:26:24 +0000 [thread overview] Message-ID: <bug-102472-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102472 Bug ID: 102472 Summary: Infinite loop on m68k Product: gcc Version: 11.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee: unassigned at gcc dot gnu.org Reporter: giulio.benetti at benettiengineering dot com Target Milestone: --- When building python-uvloop package on Buildroot for m68k gcc enters an infinite loop on: ''' /home/giuliobenetti/autobuild/run/instance-3/output-1/host/bin/m68k-linux-gcc -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -g2 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -g2 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -fPIC -I/home/giuliobenetti/autobuild/run/instance-3/output-1/host/m68k-buildroot-linux-uclibc/sysroot/usr/include/python3.9 -c uvloop/loop.c -o build/temp.linux-x86_64-3.9/uvloop/loop.o -O2 ''' To reproduce it: # git clone git://git.busybox.net/buildroot # wget https://git.busybox.net/buildroot-test/tree/utils/br-reproduce-build - modify BASE_GIT=... with your buildroot path in br-reproduce-build then: # chmod a+x br-reproduce-build # ./br-reproduce-build 17d6e6422abadcd6313c430c40f2a5d7162dbbd3 The only way I've found to build correctly is to turn off optimization overriding CFLAGS with -O0. In this case that we have an infinite loop, I don't know how provide .i and .s files. Can you please point me some instruction for this case? Thanks in advance
next reply other threads:[~2021-09-23 16:26 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-09-23 16:26 giulio.benetti at benettiengineering dot com [this message] 2021-09-23 19:25 ` [Bug target/102472] " pinskia at gcc dot gnu.org 2021-09-23 20:01 ` giulio.benetti at benettiengineering dot com 2021-09-23 20:03 ` giulio.benetti at benettiengineering dot com 2021-09-23 20:03 ` giulio.benetti at benettiengineering dot com 2021-09-23 23:51 ` pinskia at gcc dot gnu.org 2021-09-24 7:04 ` rguenth at gcc dot gnu.org 2021-09-24 21:20 ` giulio.benetti at benettiengineering dot com
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