From e76832f125f6f005ddf3c75b7be675272568b01e Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Fri, 20 Dec 2019 12:44:33 +1030 Subject: ubsan: xtensa: left shift cannot be represented in type 'int' * xtensa-isa.c (xtensa_insnbuf_from_chars): Avoid signed overflow. --- bfd/ChangeLog | 4 ++++ bfd/xtensa-isa.c | 2 +- 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 14aebd9..40f4b66 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,9 @@ 2019-12-20 Alan Modra + * xtensa-isa.c (xtensa_insnbuf_from_chars): Avoid signed overflow. + +2019-12-20 Alan Modra + * libhppa.h (hppa_field_adjust, bfd_hppa_insn2fmt): Delete forward declaration. Move ATTRIBUTE_UNUSED to definition. (sign_extend, low_sign_extend, sign_unext, low_sign_unext), diff --git a/bfd/xtensa-isa.c b/bfd/xtensa-isa.c index 172de6f..9ddc6cd 100644 --- a/bfd/xtensa-isa.c +++ b/bfd/xtensa-isa.c @@ -223,7 +223,7 @@ xtensa_insnbuf_from_chars (xtensa_isa isa, int word_inx = byte_to_word_index (i); int bit_inx = byte_to_bit_index (i); - insn[word_inx] |= (*cp & 0xff) << bit_inx; + insn[word_inx] |= (unsigned) (*cp & 0xff) << bit_inx; } } -- cgit v1.1