[LLVMbugs] [Bug 11090] Extremely slow compilation + high memory usage in "Loop Strength Reduction"

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Thu Oct 13 10:35:11 PDT 2011


Andrew Trick <atrick at apple.com> changed:

           What    |Removed                     |Added
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED

--- Comment #6 from Andrew Trick <atrick at apple.com> 2011-10-13 12:35:10 CDT ---
Fixed in r141868 and r141870.

SCEV had problems with expression DAGs in two places, postinc transformation
and posting expansion of expressions, that would lead to exponential recursion.

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