Bug 232866
| Summary: | Compiler Incorrect Optimization | ||
|---|---|---|---|
| Product: | WebKit | Reporter: | zhiyi <vulbugs> |
| Component: | JavaScriptCore | Assignee: | Nobody <webkit-unassigned> |
| Status: | NEW | ||
| Severity: | Normal | CC: | fpizlo, lukas.bernhard, saam, vulbugs, webkit-bug-importer |
| Priority: | P2 | Keywords: | InRadar |
| Version: | WebKit Nightly Build | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
zhiyi
OS: ubuntu20.04
Architecture: <x64>
./jsc bug.js
expected output
-NaN
-NaN
actual output
-NaN
NaN
bug.js
##################################
function f() {
const v1 = Math.ceil({});
const v2 = -v1;
const v3 = v2.toLocaleString();
return v3;
}
let a0 = f();
print(a0);
for (let i = 0; i < 0x1000; i++) { f(); }
let a3 = f();
print(a3);
| Attachments | ||
|---|---|---|
| Add attachment proposed patch, testcase, etc. |
Radar WebKit Bug Importer
<rdar://problem/85443513>