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Fix null pointer deref in FRAME_BUILTIN_FORCE_THUNKS impl#1307

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johnbartholomew merged 1 commit intogoogle:masterfrom
johnbartholomew:fix-builtin-force-thunks
Mar 13, 2026
Merged

Fix null pointer deref in FRAME_BUILTIN_FORCE_THUNKS impl#1307
johnbartholomew merged 1 commit intogoogle:masterfrom
johnbartholomew:fix-builtin-force-thunks

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Since #1299 there is a code-path which constructs a FRAME_BUILTIN_FORCE_THUNKS Frame with nullptr ast.

Somehow this did not cause crashes in the test suite (until it was run with a more hardened build)

Since google#1299 there is a code-path
which constructs a `FRAME_BUILTIN_FORCE_THUNKS` Frame with `nullptr` `ast`.

Somehow this did not cause crashes in the test suite (until it was run
with a more hardened build)
@johnbartholomew johnbartholomew merged commit d33798d into google:master Mar 13, 2026
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@johnbartholomew johnbartholomew deleted the fix-builtin-force-thunks branch March 13, 2026 14:31
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