[PATCH] Fix PR57287 (again)

2013-08-29 Thread Richard Biener
This makes sure we cleanup at least some of the spurious copies that can be introduced for example by jump-threading and that confuse uninitialized var analysis. Bootstrapped and tested on x86_64-unknown-linux-gnu, applied. Richard. 2013-08-29 Richard Biener PR middle-end/57287

[PATCH] Fix PR57287

2013-05-24 Thread Richard Biener
After spending some time to try retaining some abnormal SSA name uninitialized uses I gave up and just punt like below. Bootstrap / regtest running on x86_64-unknown-linux-gnu. Richard. 2013-05-24 Richard Biener PR tree-optimization/57287 * tree-ssa-uninit.c (compute_uninit_