From: Eric Anholt <eric@anholt.net>
Date: Wed, 21 Feb 2018 04:28:09 +0000 (-0800)
Subject: spirv: Silence compiler warning about undefined srcs[0]
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=191bc7ce61660c1a4b8de97fe276c75fdc9d464f;p=mesa.git

spirv: Silence compiler warning about undefined srcs[0]

v2: Use assume() at the srcs[] definition instead.

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
---

diff --git a/src/compiler/spirv/spirv_to_nir.c b/src/compiler/spirv/spirv_to_nir.c
index 6a358c59731..3de45c47371 100644
--- a/src/compiler/spirv/spirv_to_nir.c
+++ b/src/compiler/spirv/spirv_to_nir.c
@@ -2925,6 +2925,7 @@ vtn_handle_composite(struct vtn_builder *b, SpvOp opcode,
 
    case SpvOpCompositeConstruct: {
       unsigned elems = count - 3;
+      assume(elems >= 1);
       if (glsl_type_is_vector_or_scalar(type)) {
          nir_ssa_def *srcs[4];
          for (unsigned i = 0; i < elems; i++)