[Bug 242150] lang/gcc9: "internal compiler error: Illegal instruction" in libgcc2.c:__mulxc3
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bugzilla-noreply at freebsd.org
Fri Nov 22 00:38:02 UTC 2019
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=242150
Bug ID: 242150
Summary: lang/gcc9: "internal compiler error: Illegal
instruction" in libgcc2.c:__mulxc3
Product: Ports & Packages
Version: Latest
Hardware: Any
OS: Any
Status: New
Severity: Affects Only Me
Priority: ---
Component: Individual Port(s)
Assignee: gerald at FreeBSD.org
Reporter: john at saltant.com
Assignee: gerald at FreeBSD.org
Flags: maintainer-feedback?(gerald at FreeBSD.org)
After upgrading from 11.3-RELEASE to 12.1-RELEASE, the lang/gcc9 build started
failing with:
====
In file included from
/wrkdirs/usr/ports/lang/gcc9/work/gcc-9.2.0/libgcc/libgcc2.c:56:
/wrkdirs/usr/ports/lang/gcc9/work/gcc-9.2.0/libgcc/libgcc2.c: In function
'__mulxc3':
/wrkdirs/usr/ports/lang/gcc9/work/gcc-9.2.0/libgcc/libgcc2.h:256:16: internal
compiler error: Illegal instruction
256 | #define __N(a) __ ## a
| ^~
/wrkdirs/usr/ports/lang/gcc9/work/gcc-9.2.0/libgcc/libgcc2.h:357:19: note: in
expansion of macro '__N'
357 | #define __mulxc3 __N(mulxc3)
| ^~~
/wrkdirs/usr/ports/lang/gcc9/work/gcc-9.2.0/libgcc/libgcc2.c:1937:25: note: in
expansion of macro '__mulxc3'
1937 | #define _CONCAT3(A,B,C) A##B##C
| ^
/wrkdirs/usr/ports/lang/gcc9/work/gcc-9.2.0/libgcc/libgcc2.c:1936:24: note: in
expansion of macro '_CONCAT3'
1936 | #define CONCAT3(A,B,C) _CONCAT3(A,B,C)
| ^~~~~~~~
/wrkdirs/usr/ports/lang/gcc9/work/gcc-9.2.0/libgcc/libgcc2.c:1967:1: note: in
expansion of macro 'CONCAT3'
1967 | CONCAT3(__mul,MODE,3) (MTYPE a, MTYPE b, MTYPE c, MTYPE d)
| ^~~~~~~
====
I have poudriere logs (URL/attachment available upon request) from the last
successful build under 11.3 (2019-09-22, 9.2.0) and all failed builds starting
as of 12.1 (2019-11-16, 9.2.0). ALLOW_MAKE_JOBS is not enabled, and gcc9 does
not appear in ALLOW_MAKE_JOBS_PACKAGES.
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