Snippets for libgcrypt 1.12.3 from Alpine riscv64

Sourced from https://build.alpinelinux.org/buildlogs/build-edge-riscv64/main/libgcrypt/libgcrypt-1.12.3-r0.log.

• ec.c:79:7: warning: 'x' may be used uninitialized [-Wmaybe-uninitialized]
     79 |       _gcry_mpi_release (x);
        |       ^~~~~~~~~~~~~~~~~~~~~
  

• ec.c:80:7: warning: 'y' may be used uninitialized [-Wmaybe-uninitialized]
     80 |       _gcry_mpi_release (y);
        |       ^~~~~~~~~~~~~~~~~~~~~