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[Bug binutils/26449] UBSAN error: opcodes/frv-ibld.c:135:30:
From: |
cvs-commit at gcc dot gnu.org |
Subject: |
[Bug binutils/26449] UBSAN error: opcodes/frv-ibld.c:135:30: |
Date: |
Fri, 28 Aug 2020 14:37:46 +0000 |
https://sourceware.org/bugzilla/show_bug.cgi?id=26449
--- Comment #1 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot
gnu.org> ---
The master branch has been updated by Alan Modra <amodra@sourceware.org>:
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=a1e60a1bdce8f555f45b5f94c059d83abf883567
commit a1e60a1bdce8f555f45b5f94c059d83abf883567
Author: Alan Modra <amodra@gmail.com>
Date: Fri Aug 28 23:43:16 2020 +0930
PR26449, PR26450 UBSAN: frv-ibld.c:135 left shift
Eh well, I guess the code didn't quite live up to the comment.
PR 26449
PR 26450
* cgen-ibld.in (insert_1): Use 1UL in forming mask.
(extract_normal): Likewise.
(insert_normal): Likewise, and move past zero length test.
(put_insn_int_value): Handle mask for zero length, use 1UL.
* bpf-ibld.c, * epiphany-ibld.c, * fr30-ibld.c, * frv-ibld.c,
* ip2k-ibld.c, * iq2000-ibld.c, * lm32-ibld.c, * m32c-ibld.c,
* m32r-ibld.c, * mep-ibld.c, * mt-ibld.c, * or1k-ibld.c,
* xc16x-ibld.c, * xstormy16-ibld.c: Regenerate.
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