nir: fix msvc build

Empty initializer braces aren't valid c (it's a gnu extension, and
it's valid in c++).
Hopefully fixes appveyor / msvc build...

Fixes a3150c1d06ae7766c3d3fe3b33432e55c3c7527e

diff --git a/src/compiler/nir/nir_format_convert.h b/src/compiler/nir/nir_format_convert.h
index 33d90f260cdee0c67071549c996a6c14012081f7..45532b74884f6542dfdd676834d8afaa899ca673 100644 (file)
--- a/src/compiler/nir/nir_format_convert.h
+++ b/src/compiler/nir/nir_format_convert.h
@@ -121,7 +121,7 @@ nir_format_bitcast_uint_vec_unmasked(nir_builder *b, nir_ssa_def *src,
       DIV_ROUND_UP(src->num_components * src_bits, dst_bits);
    assert(dst_components <= 4);
 
-   nir_ssa_def *dst_chan[4] = { };
+   nir_ssa_def *dst_chan[4] = {0};
    if (dst_bits > src_bits) {
       unsigned shift = 0;
       unsigned dst_idx = 0;