Nikita Popov 65fd034b95 [FunctionAttrs] Infer willreturn for functions without loops ...

If a function doesn't contain loops and does not call non-willreturn
functions, then it is willreturn. Loops are detected by checking
for backedges in the function. We don't attempt to handle finite
loops at this point.

Differential Revision: https://reviews.llvm.org/D94633

2021-01-21 20:29:33 +01:00

1.8 KiB

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