[6.2] fix handling of large indices in SmallProjectionPath #84456
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* Fix the right shift operator which didn't work if the number of bits is exactly 64 * Detect overflow when combining indices Such large indices usually don't appear in real code, except in internal String operations where (potentially large) integer values are treated as pointers. Fixes a compiler crash swiftlang#84372 rdar://160863199
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tbkka
approved these changes
Sep 23, 2025
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Such large indices usually don't appear in real code, except in internal String operations where (potentially large) integer values are treated as pointers.