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Consider variant constructors pure functions for the purpose of purity checking

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Closes #1269
This commit is contained in:
Marijn Haverbeke 2011-12-08 10:26:42 +01:00
parent 94b0fee6f1
commit a7c6cb7385
2 changed files with 3 additions and 3 deletions
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5
src/comp/middle/typeck.rs
View File

@ -1477,8 +1477,9 @@ fn require_pure_call(ccx: @crate_ctxt, caller_purity: ast::purity,
}
ast::pure_fn. {
alt ccx.tcx.def_map.find(callee.id) {
some(ast::def_fn(_, ast::pure_fn.)) { ret; }
some(ast::def_native_fn(_, ast::pure_fn.)) { ret; }
some(ast::def_fn(_, ast::pure_fn.)) |
some(ast::def_native_fn(_, ast::pure_fn.)) |
some(ast::def_variant(_, _)) { ret; }
_ {
ccx.tcx.sess.span_err
(sp, "pure function calls function not known to be pure");

1
src/comp/syntax/parse/lexer.rs
View File

@ -176,7 +176,6 @@ fn scan_exponent(rdr: reader) -> option::t<str> {
}
fn scan_digits(rdr: reader, radix: uint) -> str {
radix; // FIXME work around issue #1265
let rslt = "";
while true {
let c = rdr.curr();