github_mirrors/quickjs
3
0
Fork 1
mirror of https://github.com/bellard/quickjs.git synced 2025-09-30 15:04:24 +03:00
Code Issues Packages Projects Releases Wiki Activity

Fix Map hash bug

Browse Source 
- `map_hash_key` must generate the same key for JS_INT and JS_FLOAT64
   with the same value
- add test cases in tests/test_builtin.js
This commit is contained in:
Charlie Gordon
2024-02-22 19:31:57 +01:00
parent b70e764427
commit 27928ce491
2 changed files with 16 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
quickjs.c
View File

@@ -46963,7 +46963,7 @@ static uint32_t map_hash_key(JSContext *ctx, JSValueConst key)
h = (uintptr_t)JS_VALUE_GET_PTR(key) * 3163;
break;
case JS_TAG_INT:
d = JS_VALUE_GET_INT(key) * 3163;
d = JS_VALUE_GET_INT(key);
goto hash_float64;
case JS_TAG_FLOAT64:
d = JS_VALUE_GET_FLOAT64(key);
@@ -46973,7 +46973,7 @@ static uint32_t map_hash_key(JSContext *ctx, JSValueConst key)
hash_float64:
u.d = d;
h = (u.u32[0] ^ u.u32[1]) * 3163;
break;
return h ^= JS_TAG_FLOAT64;
default:
h = 0; /* XXX: bignum support */
break;