Re: Don't create SSA names until in SSA form

2015-10-26 Thread Richard Biener
On Mon, Oct 26, 2015 at 10:36 AM, Richard Sandiford wrote: > An upcoming patch adds a fold from hypot(x,x) to fabs(x)*sqrt(2). > This is unusual in that it could trigger in the gimplifier but would > require new SSA names to be created. This patch makes sure that we > don't try to create new SSA

Don't create SSA names until in SSA form

2015-10-26 Thread Richard Sandiford
An upcoming patch adds a fold from hypot(x,x) to fabs(x)*sqrt(2). This is unusual in that it could trigger in the gimplifier but would require new SSA names to be created. This patch makes sure that we don't try to create new SSA names when we're not yet in SSA form. Tested on x86_64-linux-gnu, a