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LibJS: Initialize fields of on-stack buf structure

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We pass all fields of `buf` to `add_possible_value()`, and at least
on Linux `setjmp()` does not initialize all fields.

Fixes #24560.
This commit is contained in:
Nico Weber 2024-06-24 17:03:05 +02:00
parent 393c886c24
commit 7e2c8693b1
1 changed files with 1 additions and 1 deletions
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2
Userland/Libraries/LibJS/Heap/Heap.cpp
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@ -332,7 +332,7 @@ NO_SANITIZE_ADDRESS void Heap::gather_conservative_roots(HashMap<Cell*, HeapRoot
dbgln_if(HEAP_DEBUG, "gather_conservative_roots:");
jmp_buf buf;
jmp_buf buf {};
setjmp(buf);
HashMap<FlatPtr, HeapRoot> possible_pointers;