cfallin opened PR #2411 from x86-backend-cfg
to main
:
Some of the test failures tracked by #2079 are in unwind tests that are
specific to the old x86 backend: namely, these tests invoke the unwind
implementation that is paired with the old backend, rather than generic
over all backends. It thus doesn't make sense to try to run these tests
with the new backend. (The new backend's unwind code should have
analogous tests written/ported over eventually.)It seems that we were actually building both x86 backends when the
x64
feature was enabled, except that the old x86 backend would never
be instantiated by the usual ISA-lookup logic because ax86-64
target
triple unconditionally resolves to the new one.This PR resolves both of the issues by tweaking the feature-config
directives to exclude thex86
backend whenx64
is enabled.<!--
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cfallin requested abrown for a review on PR #2411.
abrown submitted PR Review.
cfallin merged PR #2411.
Last updated: Nov 22 2024 at 17:03 UTC