[OpenWrt-Devel] Build issue using ccache due to GCC patch / R_MIPS_26
nbd at openwrt.org
Tue Jul 14 04:36:37 EDT 2015
On 2015-07-14 10:10, Karl Vogel wrote:
> There seems to be an issue using ccache in combination with the openwrt
> patched gcc.
> Found the issue while investigating the following compilation issue:
> --- [ ... ]
> With this patch, ccache will also add the GCC_HONOUR_COPTS setting to
> the hash of the compilation command and will consider 2 compilations
> with a different GCC_HONOUR_COPTS to actually be 2 different
> However, this doesn't completely fix the problem as it appears that the
> tools/ccache/Makefile will only be compiled if ccache isn't already
> present on the host system, so probably the proper way to fix this is
> to just unconditionally compile ccache too if it is selected by the
> build system and then add the above ccache patch to the package.
I agree with your analysis of the issue, and I think your proposed
solution makes sense. Feel free to submit a patch for that.
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