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| author | Alan Modra <amodra@gmail.com> | 2020-08-31 15:51:24 +0930 |
|---|---|---|
| committer | Alan Modra <amodra@gmail.com> | 2020-08-31 20:28:11 +0930 |
| commit | baeb994f3f6bf2b416676ad269f262675ab9d774 (patch) | |
| tree | c6b285227bdb463947a32ad13ca25ff6716e98d9 /gas | |
| parent | e0fd91ef813536b5ad4eef4e88412ac2a929997d (diff) | |
| download | gdb-baeb994f3f6bf2b416676ad269f262675ab9d774.zip gdb-baeb994f3f6bf2b416676ad269f262675ab9d774.tar.gz gdb-baeb994f3f6bf2b416676ad269f262675ab9d774.tar.bz2 | |
PR26479 UBSAN: tc-nios2.c:244 left shift cannot be represented
PR 26479
* config/tc-nios2.c (md_chars_to_number): Cast buf[i] before shifting.
Diffstat (limited to 'gas')
| -rw-r--r-- | gas/ChangeLog | 5 | ||||
| -rw-r--r-- | gas/config/tc-nios2.c | 4 |
2 files changed, 7 insertions, 2 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog index 3d696a9..3f615cf 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,5 +1,10 @@ 2020-08-31 Alan Modra <amodra@gmail.com> + PR 26479 + * config/tc-nios2.c (md_chars_to_number): Cast buf[i] before shifting. + +2020-08-31 Alan Modra <amodra@gmail.com> + PR 26472 PR 26473 PR 26474 diff --git a/gas/config/tc-nios2.c b/gas/config/tc-nios2.c index 467e2c9..16695c5 100644 --- a/gas/config/tc-nios2.c +++ b/gas/config/tc-nios2.c @@ -238,10 +238,10 @@ md_chars_to_number (char *buf, int n) val = 0; if (target_big_endian) for (i = 0; i < n; ++i) - val = val | ((buf[i] & 0xff) << 8 * (n - (i + 1))); + val = val | ((valueT) (buf[i] & 0xff) << 8 * (n - (i + 1))); else for (i = 0; i < n; ++i) - val = val | ((buf[i] & 0xff) << 8 * i); + val = val | ((valueT) (buf[i] & 0xff) << 8 * i); return val; } |