Re: [gentoo-user] Lowest common denominator compile

2017-09-05 Thread R0b0t1
On Tue, Sep 5, 2017 at 10:43 PM, Grant wrote: >> Now I'm running into "trap invalid opcode" errors on the older >> systems. Can I disable some of the newer CPU instruction sets on the >> master laptop when compiling to hopefully generate binaries that will >> work on the older sys

Re: [gentoo-user] Lowest common denominator compile

2017-09-05 Thread Grant
> Now I'm running into "trap invalid opcode" errors on the older > systems. Can I disable some of the newer CPU instruction sets on the > master laptop when compiling to hopefully generate binaries that will > work on the older systems? Yes. You need to find out CPU_FL

Re: [gentoo-user] Lowest common denominator compile

2017-09-05 Thread R0b0t1
On Tue, Sep 5, 2017 at 10:28 PM, Grant wrote: Now I'm running into "trap invalid opcode" errors on the older systems. Can I disable some of the newer CPU instruction sets on the master laptop when compiling to hopefully generate binaries that will work on the older systems? >>

Re: [gentoo-user] Lowest common denominator compile

2017-09-05 Thread Grant
>>> Now I'm running into "trap invalid opcode" errors on the older >>> systems. Can I disable some of the newer CPU instruction sets on the >>> master laptop when compiling to hopefully generate binaries that will >>> work on the older systems? >> >> Yes. You need to find out CPU_FLAGS_X86 and

Re: [gentoo-user] Lowest common denominator compile

2017-09-05 Thread Grant
>> Now I'm running into "trap invalid opcode" errors on the older >> systems. Can I disable some of the newer CPU instruction sets on the >> master laptop when compiling to hopefully generate binaries that will >> work on the older systems? > > Yes. You need to find out CPU_FLAGS_X86 and "-marc

Re: [gentoo-user] Lowest common denominator compile

2017-09-05 Thread Walter Dnes
On Mon, Sep 04, 2017 at 12:39:02PM -0700, Grant wrote > > Now I'm running into "trap invalid opcode" errors on the older > systems. Can I disable some of the newer CPU instruction sets on the > master laptop when compiling to hopefully generate binaries that will > work on the older systems? Y

[gentoo-user] Lowest common denominator compile

2017-09-04 Thread Grant
I have a network of very nearly identical Dell XPS 13 laptops that I manage with a script. The master pushes the contents of its filesystem to the others so I only have to manage one system. It's worked really well over several years. I just got a new Dell XPS 13 to serve as the master and there