[llvm-dev] CMake option to disable LTO?

Rafael EspĂ­ndola via llvm-dev llvm-dev at lists.llvm.org
Tue Jan 26 04:42:37 PST 2016


On 25 January 2016 at 09:19, Duncan P. N. Exon Smith via llvm-dev
<llvm-dev at lists.llvm.org> wrote:
> I think it'd be a bug if you got LTO by default with a debug build.
> What platform are you on?  What cmake command did you use when
> configuring?

It is probably just an oddity of building with current gcc:


--------------------------------
gcc test.o -o test.so -shared -Wl,-debug
.....
usr/bin/ld -plugin
/usr/libexec/gcc/x86_64-redhat-linux/5.3.1/liblto_plugin.so...
----------------------------

It always passes the plugin options to ld, even when not doing LTO.

Cheers,
Rafael


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