> This patch adds them missing noexectack on sparc assembly implementation. I
> saw no regression on gcc testsuite and it fixes the regression on GLIBC
> side.
>
> libgcc/
>
> * config/sparc/lb1spc.S [__ELF__ && __linux__]: Emit .note.GNU-stack
> section for a non-executable stack.
A recent GLIBC fix for sparc [1] made some configuration to show
an executable stack on ld.so (shown on elf/check-execstack testcase
failure).
It is because with generated sparc toolchain from build-many-glibcs.py
(a GLIBC script to produce cross-compiling toolchains) the minimum
supported sparc32
