Fangrui Song 7647a8413b Fix -fno-unwind-tables -fasynchronous-unwind-tables to emit unwind tables ...

This matches GCC.

Change the CC1 option to encode the unwind table level (1: needed by exceptions,
2: asynchronous) so that we can support two modes in the future.

2021-09-23 16:15:40 -07:00

1.6 KiB

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