Issues

• A nested write into a scalar root silently drops the write instead of PHP's fatal Error

  illegalstudio/elephc#1952 · Filter by author Guikingone opened on Oct 20, 2026

• A runtime value written into a literal-stamped hash is silently cast instead of widening (function scope)

  type:bug
  illegalstudio/elephc#1951 · Filter by author Guikingone opened on Oct 20, 2026

• An untyped static-property element write is lost when an operand reassigns the property

  type:bug
  illegalstudio/elephc#1950 · Filter by author Guikingone opened on Oct 20, 2026

• array_pop/array_shift/array_splice through local references may double-release shared arrays

  illegalstudio/elephc#1949 · Filter by author nahime0 opened on Oct 20, 2026

• Possible leak in array_unshift/sort through conditionally-bound references

  illegalstudio/elephc#1948 · Filter by author nahime0 opened on Oct 20, 2026

• A ?: on truthy nullable-int parameter with a null default SIGSEGVs

  illegalstudio/elephc#1944 · Filter by author Guikingone opened on Oct 20, 2026

• Reading a possibly undefined local returns a stale value or garbage instead of null with "Undefined variable"

  illegalstudio/elephc#1936 · Filter by author JGamboa opened on Oct 20, 2026

• Design: one call ABI per override family, and LSP-compatible overrides (miscompiles on main today)

  illegalstudio/elephc#1935 · Filter by author JGamboa opened on Oct 20, 2026

• String keys written into an untyped static property initialised with [] are lost (stored as [1])

  illegalstudio/elephc#1934 · Filter by author JGamboa opened on Oct 20, 2026

• Untyped static property with a null default that later holds an array: wrong === null/isset and SIGSEGV

  illegalstudio/elephc#1933 · Filter by author JGamboa opened on Oct 20, 2026

• A static property returned from a method is freed when the call result is discarded (property reads back empty or corrupted)

  illegalstudio/elephc#1932 · Filter by author JGamboa opened on Oct 20, 2026

• Compiler panic ("MagicConstant must be lowered before type inference") on __CLASS__ / __NAMESPACE__ inside a class constant

  illegalstudio/elephc#1931 · Filter by author JGamboa opened on Oct 20, 2026

• String offset read on an object property reads from a freed copy

  illegalstudio/elephc#1908 · Filter by author nahime0 opened on Oct 19, 2026

• Appending to an untyped local array that is also passed by reference leaks a full copy per append

  illegalstudio/elephc#1907 · Filter by author nahime0 opened on Oct 19, 2026

• substr() and strpos() duplicate their whole string argument on every call

  illegalstudio/elephc#1906 · Filter by author nahime0 opened on Oct 19, 2026

• get_declared_classes() lists the internal prelude class __ElephcWeakMapIterator

  illegalstudio/elephc#1900 · Filter by author JGamboa opened on Oct 19, 2026

• Plain-PHP code with @template docblocks is rejected or miscompiled since the generics monomorphization (#1221)

  illegalstudio/elephc#1899 · Filter by author JGamboa opened on Oct 19, 2026

• match (true) arms with instanceof conditions are not narrowed and silently return wrong values

  illegalstudio/elephc#1898 · Filter by author JGamboa opened on Oct 19, 2026

• String offset read on a mixed value returns NULL/empty instead of the character

  illegalstudio/elephc#1897 · Filter by author JGamboa opened on Oct 19, 2026

• $obj::staticMethod() fails at runtime with "callable array did not resolve to an invokable target"

  illegalstudio/elephc#1896 · Filter by author JGamboa opened on Oct 19, 2026

• new ReflectionClass() builds the full metadata graph eagerly and exhausts the default 8 MiB heap on moderately large classes

  illegalstudio/elephc#1895 · Filter by author JGamboa opened on Oct 19, 2026

• By-reference foreach whose body calls eval() does not iterate and leaves the array NULL

  illegalstudio/elephc#1894 · Filter by author JGamboa opened on Oct 19, 2026

• Untyped parameter of a never-called function or method keeps the int placeholder; (array) $p / array_map then fail

  illegalstudio/elephc#1893 · Filter by author JGamboa opened on Oct 19, 2026

• is_object() guard does not narrow array|object; valid (array) branch fails with "cannot reassign"

  illegalstudio/elephc#1892 · Filter by author JGamboa opened on Oct 19, 2026

• eval: resource array offsets do not emit PHP's "used as offset, casting to integer" warning

  illegalstudio/elephc#1889 · Filter by author nahime0 opened on Oct 19, 2026