fix segmentation fault when registering multiple extensions #2112
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dunglas
approved these changes
Jan 6, 2026
withinboredom
approved these changes
Jan 7, 2026
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This PR fixes a segmentation fault when using frankenphp.RegisterExtension with more than one extension.
The issue was a type mismatch between Go and C: Go passes a slice of pointers, but the C code was treating it as a contiguous array of structs. This caused invalid memory access when iterating past the first element.
I created a minimal reproduction repo here: https://github.com/y-l-g/frankenphp-extensions-segfault-repro