Displaying 2 results from an estimated 2 matches for "pr8313".
2010 Oct 10
1
[LLVMdev] LTO, plugins and binary sizes
On Oct 9, 2010, at 10:51 AM, Rafael Espindola wrote:
>> The full patches I used are attached. I hope to get the non-hackish
>> bits reviewed, starting by the fix to 8313.
>
> attached now.
Wow, nice results. Please split the patches out according to what they do.
Is there any impact on clang compile time by building with LTO? What about build times? :)
-Chris
2010 Oct 09
4
[LLVMdev] LTO, plugins and binary sizes
For some time now I was curious on what the size impact of LTO was. I
decided to test this with a large C++ app, clang was a natural choice.
With PR8313 fixed with the proposed patch and PR8300 avoided by
disabling constructor aliasing I was able to hack clang to bootstrap
with LTO enabled using the gold plugin.
I did the testing on linux x86-64. Gcc is the 4.4.4 included with
Fedora 13. The results are:
gcc -O3: 32MB
gcc -Os: 25MB
clang lto -Os:...