On Fri, Sep 23, 2022 at 12:42:37PM +0100, Sudip Mukherjee (Codethink) wrote: > Hi All, > > A native build of next-20220923 on arm64 host has failed with the error: > > ./usr/include/asm/perf_regs.h:42:26: error: C++ style comments are not allowed in ISO C90 > 42 | PERF_REG_ARM64_VG = 46, // SVE Vector Granule > | ^ > ./usr/include/asm/perf_regs.h:42:26: note: (this will be reported only once per input file) > > I have not bisected but I think it will be from cbb0c02caf4b ("perf: arm64: Add SVE vector granule register to user regs"). > > I will be happy to test any patch or provide any extra log if needed. I had a crack at fixing this last night when it was first reported, so hopefully the next -next will be alright. Will