k256: add Wycheproof test case which triggers debug assert failure #386
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This test case is triggering a debug assert in the 32-bit backend only inside of `FieldElement10x26::normalize`. The 64-bit backend works correctly. Relevant assertion: https://github.com/RustCrypto/elliptic-curves/blob/31bb6ac/k256/src/arithmetic/field/field_10x26.rs#L213-L215
Codecov Report
@@ Coverage Diff @@
## master #386 +/- ##
==========================================
+ Coverage 58.44% 58.51% +0.07%
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Files 29 29
Lines 4096 4103 +7
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+ Hits 2394 2401 +7
Misses 1702 1702
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This test case is triggering a debug assert in the 32-bit backend only inside of
FieldElement10x26::normalize.The 64-bit backend works correctly.
Relevant assertion:
https://github.com/RustCrypto/elliptic-curves/blob/31bb6ac/k256/src/arithmetic/field/field_10x26.rs#L213-L215