FreeChainXenon/binutils-gdb
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Avoid possible signed overflow in decode_local_label_name

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Matches what both fb_label_name and dollar_label_name use.

	* symbols.c (decode_local_label_name): Use unsigned variables.
This commit is contained in:
Alan Modra 2024-07-02 00:02:33 +09:30
parent aa8c6e6484
commit 5b714f5b6d
1 changed files with 4 additions and 4 deletions
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8
gas/symbols.c
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@ -2185,11 +2185,11 @@ decode_local_label_name (char *s)
{
char *p;
char *symbol_decode;
int label_number;
int instance_number;
unsigned int label_number;
unsigned int instance_number;
const char *type;
const char *message_format;
int lindex = 0;
unsigned int lindex = 0;
#ifdef LOCAL_LABEL_PREFIX
if (s[lindex] == LOCAL_LABEL_PREFIX)
@ -2212,7 +2212,7 @@ decode_local_label_name (char *s)
for (instance_number = 0, p++; ISDIGIT (*p); ++p)
instance_number = (10 * instance_number) + *p - '0';
message_format = _("\"%d\" (instance number %d of a %s label)");
message_format = _("\"%u\" (instance number %u of a %s label)");
symbol_decode = notes_alloc (strlen (message_format) + 30);
sprintf (symbol_decode, message_format, label_number, instance_number, type);