Re: [PATCH] memset 0 in obscure is optimized away by compiler

2022-10-01 Thread Bernhard Reutner-Fischer
On Sat, 1 Oct 2022 21:48:39 +0200 Bernhard Reutner-Fischer wrote: > On Wed, 16 Apr 2014 20:25:39 -0400 > > > That's exactly the situation here. The lifetime of the object being > > cleared by memset ends sufficiently close to the memset that the > > compiler is able to achieve the same observabl

Re: [PATCH] memset 0 in obscure is optimized away by compiler

2022-10-01 Thread Bernhard Reutner-Fischer
On Wed, 16 Apr 2014 20:25:39 -0400 > That's exactly the situation here. The lifetime of the object being > cleared by memset ends sufficiently close to the memset that the > compiler is able to achieve the same observable effects that would be > seen in the abstract machine without actually perfor