From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id ADB4E3834376; Wed, 14 Dec 2022 08:55:49 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org ADB4E3834376 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1671008149; bh=polrZPVX4/yPImcT8uomFmzPjkDFuQ4MJOU324ozvTM=; h=From:To:Subject:Date:From; b=hDBDOEye2kXqkAPMtTyXScodMMZSRVCaZ1MMJn8DEcedEV4JN6Sc9aQhwec5h2daf /f5rmiKuUYQmZDYgmFZEa5cj8IWxkPOE0epg+svmrWD9rPipYc+2p2JBsBPZGdPzJQ vJQWn5lH6DGzku3EdeK7fx6Xw0aGvDuiSTyJN5ks= From: "jbglaw@lug-owl.de" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/108095] New: powerpc-linux / powerpc64-linux: ICEs when building Linux's arch/powerpc/kernel/align.c (asm goto) Date: Wed, 14 Dec 2022 08:55:38 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: jbglaw@lug-owl.de X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter target_milestone attachments.created Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108095 Bug ID: 108095 Summary: powerpc-linux / powerpc64-linux: ICEs when building Linux's arch/powerpc/kernel/align.c (asm goto) Product: gcc Version: 13.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: jbglaw@lug-owl.de Target Milestone: --- Created attachment 54085 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D54085&action=3Dedit Minimized testcase For a number of ppc32 builds (using various Linux kernel defconfig configurations) as well as for one 64bit build, I get these: [mk all 2022-12-11 21:36:22] powerpc64-linux-gcc -Wp,-MMD,arch/powerpc/kernel/.align.o.d -nostdinc -I./arch/powerpc/include -I./arch/powerpc/include/generated -I./include -I./arch/powerpc/include/ua= pi -I./arch/powerpc/include/generated/uapi -I./include/uapi -I./include/generated/uapi -include ./include/linux/compiler-version.h -inc= lude ./include/linux/kconfig.h -include ./include/linux/compiler_types.h -D__KERNEL__ -I ./arch/powerpc -DHAVE_AS_ATHIGH=3D1 -fmacro-prefix-map=3D./= =3D -Wall -Wundef -Werror=3Dstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE -Werror=3Dimplicit-function-declaration -Werror=3Dimplicit-int -Werror=3Dreturn-type -Wno-format-security -std=3Dgn= u11 -mbig-endian -m64 -msoft-float -pipe -mtraceback=3Dno -mabi=3Delfv1 -mcall-= aixdesc -mcmodel=3Dmedium -mno-pointers-to-nested-functions -mcpu=3Dcell -mno-prefi= xed -mno-pcrel -mno-altivec -mno-vsx -mno-mma -fno-asynchronous-unwind-tables -mno-string -Wa,-maltivec -Wa,-mpower4 -Wa,-many -mabi=3Delfv1 -mcall-aixde= sc -mbig-endian -mstack-protector-guard=3Dtls -mstack-protector-guard-reg=3Dr13 -fno-delete-null-pointer-checks -Wno-frame-address -Wno-format-truncation -Wno-format-overflow -Wno-address-of-packed-member -Os -fno-allow-store-data-races -Wframe-larger-than=3D2048 -fstack-protector-st= rong -Wno-main -Wno-unused-but-set-variable -Wno-unused-const-variable -Wno-dangling-pointer -fomit-frame-pointer -ftrivial-auto-var-init=3Dzero -fno-stack-clash-protection -Wdeclaration-after-statement -Wvla -Wno-pointer-sign -Wcast-function-type -Wno-stringop-truncation -Wno-stringop-overflow -Wno-restrict -Wno-maybe-uninitialized -Wno-alloc-size-larger-than -Wimplicit-fallthrough=3D5 -fno-strict-overflow -fno-stack-check -fconserve-stack -Werror=3Ddate-time -Werror=3Dincompatible-pointer-types -Werror=3Ddesignated-init -Wno-packed-not-aligned -g -mstack-protector-guard-offset=3D752 -Werror=20= =20=20 -DKBUILD_MODFILE=3D'"arch/powerpc/kernel/align"' -DKBUILD_BASENAME=3D'"alig= n"' -DKBUILD_MODNAME=3D'"align"' -D__KBUILD_MODNAME=3Dkmod_align -c -o arch/powerpc/kernel/align.o arch/powerpc/kernel/align.c=20=20 [mk all 2022-12-11 21:36:23] during GIMPLE pass: ccp [mk all 2022-12-11 21:36:23] arch/powerpc/kernel/align.c: In function '__copy_inst_from_kernel_nofault': [mk all 2022-12-11 21:36:23] arch/powerpc/kernel/align.c:364:1: internal compiler error: in maybe_register_def, at tree-into-ssa.cc:1948 [mk all 2022-12-11 21:36:23] 364 | } [mk all 2022-12-11 21:36:23] | ^ [mk all 2022-12-11 21:36:23] 0x19f12c6 internal_error(char const*, ...) [mk all 2022-12-11 21:36:23] ???:0 [mk all 2022-12-11 21:36:23] 0x7be8e0 fancy_abort(char const*, int, char const*) [mk all 2022-12-11 21:36:23] ???:0 [mk all 2022-12-11 21:36:23] 0x17a985e dom_walker::walk(basic_block_def*) [mk all 2022-12-11 21:36:23] ???:0 [mk all 2022-12-11 21:36:23] 0xe99460 update_ssa(unsigned int) [mk all 2022-12-11 21:36:23] ???:0 [mk all 2022-12-11 21:36:23] 0x1041df9 execute_update_addresses_taken() [mk all 2022-12-11 21:36:23] ???:0 [mk all 2022-12-11 21:36:23] Please submit a full bug report, with preproce= ssed source (by using -freport-bug). [mk all 2022-12-11 21:36:23] Please include the complete backtrace with any= bug report. [mk all 2022-12-11 21:36:23] See for instructio= ns. This seems to be also an asm goto issue, but it is _not_ fixed with the 7676235f690e624b7e commit. (This issue can still be reproduced with 2dc5d6b1e7e.) Minimum command line to produce the ICE is: `powerpc64-linux-gcc -Os -g -c = -o align.o align.i`. Removing either `-Os` or `-g` silences it.=