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cp-demangle.c (d_number): Avoid signed int overflow. 

2019-10-29 Paul Pluzhnikov  <ppluzhnikov@google.com>

	* cp-demangle.c (d_number): Avoid signed int overflow.

From-SVN: r277575
This commit is contained in:
Paul Pluzhnikov 2019-10-29 08:29:59 -07:00 committed by Paul Pluzhnikov
parent fd46280df1
commit 1c40e11956
2 changed files with 5 additions and 1 deletions
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libiberty/ChangeLog
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@ -1,3 +1,7 @@
2019-10-29 Paul Pluzhnikov <ppluzhnikov@google.com>
* cp-demangle.c (d_number): Avoid signed int overflow.
2019-10-28 Miguel Saldivar <saldivarcher@gmail.com> 2019-10-28 Miguel Saldivar <saldivarcher@gmail.com>
* cp-demangle.c (d_print_mod): Add a space before printing `complex` * cp-demangle.c (d_print_mod): Add a space before printing `complex`

2
libiberty/cp-demangle.c
View File

@ -1717,7 +1717,7 @@ d_number (struct d_info *di)
} }
if (ret > ((INT_MAX - (peek - '0')) / 10)) if (ret > ((INT_MAX - (peek - '0')) / 10))
return -1; return -1;
ret = ret * 10 + peek - '0'; ret = ret * 10 + (peek - '0');
d_advance (di, 1); d_advance (di, 1);
peek = d_peek_char (di); peek = d_peek_char (di);
} }