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Re: [RFC PATCH 1/2] Aarch64: Add simd exp/expf ABI symbols


Szabolcs Nagy <Szabolcs.Nagy@arm.com> writes:

> diff --git a/sysdeps/aarch64/fpu/Versions b/sysdeps/aarch64/fpu/Versions
> new file mode 100644
> index 0000000000..da36f3c495
> --- /dev/null
> +++ b/sysdeps/aarch64/fpu/Versions
> @@ -0,0 +1,5 @@
> +libmvec {
> +  GLIBC_2.30 {
> +    _ZGVnN2v_exp; _ZGVnN4v_expf;

The prefix _ZGV is reserved for guard variables in the C++ ABI [1] [2].
How do you plan to avoid a conflict there?

[1] https://gcc.gnu.org/git/?p=gcc.git;a=blob;f=gcc/cp/mangle.c;#l4242
[2] https://gcc.gnu.org/git/?p=gcc.git;a=blob;f=gcc/testsuite/g%2B%2B.dg/abi/aarch64_guard1.C

-- 
Tulio Magno


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