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From: "asolokha at gmx dot com" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/95394] New: [11 Regression] ICE in emit_move_insn, at expr.c:3814 Date: Thu, 28 May 2020 17:08:48 +0000 [thread overview] Message-ID: <bug-95394-4@http.gcc.gnu.org/bugzilla/> (raw) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95394 Bug ID: 95394 Summary: [11 Regression] ICE in emit_move_insn, at expr.c:3814 Product: gcc Version: 11.0 Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: normal Priority: P3 Component: rtl-optimization Assignee: unassigned at gcc dot gnu.org Reporter: asolokha at gmx dot com Target Milestone: --- Target: x86_64-unknown-linux-gnu-gcc gcc-11.0.0-alpha20200524 snapshot (g:d176184d98a00ab379ae5959aed1908a79995e6b) ICEs when compiling the following testcase w/ -O1: void ri (__int128 *z8, int x8) { int es; int *kx = &es; while (x8 != 1) while (kx < (int *) 2) { z8 = (__int128 *) &x8; *z8 /= 3; } } % x86_64-unknown-linux-gnu-gcc-11.0.0 -O1 -c h9pqh5we.c during RTL pass: subreg3 h9pqh5we.c: In function 'ri': h9pqh5we.c:13:1: internal compiler error: in emit_move_insn, at expr.c:3814 13 | } | ^ 0x622b77 emit_move_insn(rtx_def*, rtx_def*) /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/expr.c:3814 0x17647f4 resolve_simple_move /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/lower-subreg.c:1090 0x1765919 decompose_multiword_subregs /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/lower-subreg.c:1648 0x17662ad execute /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200524/work/gcc-11-20200524/gcc/lower-subreg.c:1812
next reply other threads:[~2020-05-28 17:08 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-05-28 17:08 asolokha at gmx dot com [this message] 2020-05-29 6:31 ` [Bug rtl-optimization/95394] " rguenth at gcc dot gnu.org 2020-05-29 7:08 ` [Bug rtl-optimization/95394] [11 Regression] ICE in emit_move_insn, at expr.c:3814 since r11-165-geb72dc663e9070b2 marxin at gcc dot gnu.org 2020-10-16 11:50 ` rguenth at gcc dot gnu.org
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