Do not disable completely loop unroll when optimizing for size.

Description

Do not disable completely loop unroll when optimizing for size.

Let the loop unroll pass handle /Os. It already checks that option and adjust its thresholds accordingly. Also, will allow the #pragma unroll to have an effect in /Os.

Differential Revision: http://reviews.llvm.org/D19827

Details

Committed
mamaiMay 4 2016, 8:26 AM
Differential Revision
D19827: Do not disable completely loop unroll when optimizing for size.
Parents
rL268508: Revert "Use ScopedPrinter in llvm-pdbdump"
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