Re: [PATCH] Range info handling fixes (PR tree-optimization/59417)

2013-12-11 Thread Richard Biener
On Wed, 11 Dec 2013, Jakub Jelinek wrote: > Hi! > > As discussed in the PR, range info as well as alignment info for pointers > can be position dependent, can be e.g. computed from VRP ASSERT_EXPRs, > so we can't blindly propagate it to SSA_NAMEs that the SSA_NAME with range > info has been set t

[PATCH] Range info handling fixes (PR tree-optimization/59417)

2013-12-11 Thread Jakub Jelinek
Hi! As discussed in the PR, range info as well as alignment info for pointers can be position dependent, can be e.g. computed from VRP ASSERT_EXPRs, so we can't blindly propagate it to SSA_NAMEs that the SSA_NAME with range info has been set to. The following patch limits that to SSA_NAMEs define