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From: "bunk at stusta dot de" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/102602] New: [10/11/12 Regression] 32bit mips: Error:
 branch out of range
Date: Tue, 05 Oct 2021 08:13:24 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D102602

            Bug ID: 102602
           Summary: [10/11/12 Regression] 32bit mips: Error: branch out of
                    range
           Product: gcc
           Version: 10.3.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: bunk at stusta dot de
  Target Milestone: ---

Created attachment 51552
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D51552&action=3Dedit
Preprocessed sources

With a command like
/usr/lib/gcc/mipsel-linux-gnu/10/cc1plus -fpreprocessed Options.ii -mel -qu=
iet
-dumpbase Options.ii -march=3Dmips32r2 -auxbase Options -O2 -version -o
/tmp/cccmq2Yu.s
the attached file from a failed build of https://tracker.debian.org/pkg/kst=
ars
generates code the assembler rejects.

$ g++-10 -c -O2 Options.ii=20
/tmp/ccecXwRM.s: Assembler messages:
/tmp/ccecXwRM.s:4908: Error: branch out of range
/tmp/ccecXwRM.s:54845: Error: branch out of range
/tmp/ccecXwRM.s:54868: Error: branch out of range
$

For working and known broken gcc versions, Debian revisions and date they w=
ere
taken from the upstream branch are:

Working:
10.2.1-6 (git 20210110 from the gcc-10 branch)

Broken:
10.3.0-11 (git 20210918 from the gcc-10 branch)
11.2.0-8 (git 20210924 from the gcc-11 branch)
20210909-1 (git 20210918 from master)=