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[qfcc] Relax int conversion criteria

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Allow 32-bit positive values without a warning and warn on conversion
issues for float. The whole conversion system needs cleaning up for
v6/v6p/ruamoko.
This commit is contained in:
Bill Currie 2023-10-30 18:52:02 +09:00
parent 5f21422df3
commit 05eea82d0d
1 changed files with 19 additions and 5 deletions
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24
tools/qfcc/source/qc-lex.l
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@ -1233,6 +1233,24 @@ preproc_token (rua_extra_t *extra, int token, rua_tok_t *tok, yyscan_t *scanner)
return token;
}
static const expr_t *
convert_long (const expr_t *value)
{
pr_long_t v = expr_long (value);
if (is_int (type_default)) {
if (v < INT32_MIN || v > UINT32_MAX) {
warning (0, "integer value truncated");
}
return new_int_expr (v, true);
} else {
float f = v;
if (f != v) {
warning (0, "cannot represent value");
}
return new_float_expr (f);
}
}
static int
qc_token (rua_extra_t *extra, int token, rua_tok_t *tok, yyscan_t *scanner)
{
@ -1254,11 +1272,7 @@ qc_token (rua_extra_t *extra, int token, rua_tok_t *tok, yyscan_t *scanner)
token = parse_number (tok, scanner);
if (token == QC_VALUE && value->expr->implicit) {
if (is_long (get_type (value->expr))) {
pr_long_t v = expr_long (value->expr);
if (v < INT32_MIN || v > INT32_MAX) {
warning (0, "integer value truncated");
}
value->expr = new_int_expr (v, true);
value->expr = convert_long (value->expr);
}
}
break;