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Deprecate treating multi-unit strings as numbers (#1438)

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This commit is contained in:
Sylvie
2024-08-05 10:05:50 -04:00
committed by GitHub
parent d4231f9efa
commit c5e6a815fa
7 changed files with 120 additions and 83 deletions
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20
src/asm/parser.y
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@@ -70,7 +70,7 @@
yy::parser::symbol_type yylex(); // Provided by lexer.cpp
static uint32_t str2int2(std::vector<int32_t> const &s);
static uint32_t strToNum(std::vector<int32_t> const &s);
static void errorInvalidUTF8Byte(uint8_t byte, char const *functionName);
static size_t strlenUTF8(std::string const &str);
static std::string strsubUTF8(std::string const &str, uint32_t pos, uint32_t len);
@@ -1261,7 +1261,7 @@ relocexpr:
}
| string {
std::vector<int32_t> output = charmap_Convert($1);
$$.makeNumber(str2int2(output));
$$.makeNumber(strToNum(output));
}
;
@@ -2378,7 +2378,7 @@ void yy::parser::error(std::string const &str) {
::error("%s\n", str.c_str());
}
static uint32_t str2int2(std::vector<int32_t> const &s) {
static uint32_t strToNum(std::vector<int32_t> const &s) {
uint32_t length = s.size();
if (length == 1) {
@@ -2387,23 +2387,13 @@ static uint32_t str2int2(std::vector<int32_t> const &s) {
return (uint32_t)s[0];
}
warning(WARNING_OBSOLETE, "Treating multi-unit strings as numbers is deprecated\n");
for (int32_t v : s) {
if (!checkNBit(v, 8, "All character units"))
break;
}
if (length > 4)
warning(
WARNING_NUMERIC_STRING_1,
"Treating string as a number ignores first %" PRIu32 " byte%s\n",
length - 4,
length == 5 ? "" : "s"
);
else if (length > 1)
warning(
WARNING_NUMERIC_STRING_2, "Treating %" PRIu32 "-byte string as a number\n", length
);
uint32_t r = 0;
for (uint32_t i = length < 4 ? 0 : length - 4; i < length; i++) {