Fix NULL arithmetic in System V shared memory emulation #17550
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For the first child process execution, `TWG(shm)` is `NULL`; we need to catch that to avoid undefined behavior.
nielsdos
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Jan 23, 2025
charmitro
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Mar 13, 2025
For the first child process execution, `TWG(shm)` is `NULL`; we need to catch that to avoid undefined behavior. Closes phpGH-17550.
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For the first child process execution,
TWG(shm)isNULL; we need to catch that to avoid undefined behavior.Basically the same issue as #17470. It might be a good idea to set up a Windows nightly with Clang sanitizers enabled.