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ubsan: xtensa: left shift cannot be represented in type 'int'

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* xtensa-isa.c (xtensa_insnbuf_from_chars): Avoid signed overflow.
This commit is contained in:
Alan Modra
2019-12-20 12:44:33 +10:30
parent 15d2859fdd
commit e76832f125
2 changed files with 5 additions and 1 deletions
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4
bfd/ChangeLog
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@@ -1,3 +1,7 @@
2019-12-20 Alan Modra <amodra@gmail.com>
* xtensa-isa.c (xtensa_insnbuf_from_chars): Avoid signed overflow.
2019-12-20 Alan Modra <amodra@gmail.com>
* libhppa.h (hppa_field_adjust, bfd_hppa_insn2fmt): Delete forward

2
bfd/xtensa-isa.c
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@@ -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;
}
}