SPIRV Language Target Version to 1.0 - more backward compatibility.

glsl/lava-extras/glsl/glsl.cc

@@ -183,7 +183,7 @@ static SharedShaderModule compileShader(Input const &input,
     shader->setEnvClient(glslang::EShClientVulkan,
                          glslang::EShTargetClientVersion::EShTargetVulkan_1_0);
     shader->setEnvTarget(glslang::EShTargetSpv,
-                         glslang::EShTargetLanguageVersion::EShTargetSpv_1_1);
+                         glslang::EShTargetLanguageVersion::EShTargetSpv_1_0);
 
     auto resources = glslang::DefaultTBuiltInResource;
     auto messages = EShMsgDefault;