Results for spec@ext_transform_feedback@structs struct-struct run-no-fs interface

Output v.e.a element 0: expected 1, got -858993460
Vertex shader:
#version 150
#define DECLARE_VARYING(DIR, TYPE, NAME) DIR Blk { flat TYPE NAME; } blk
#define VARYING(NAME) blk.NAME
struct S { int a; float b; };
struct T { float c; int d; };
struct U { S e; T f; };
in vec4 pos;
DECLARE_VARYING(out, U, v);
void main()
{
  gl_Position = pos;
  VARYING(v).e.a = 1;
  VARYING(v).e.b = 2.0;
  VARYING(v).f.c = 3.0;
  VARYING(v).f.d = 4;
}

Fragment shader:
#version 150
#define DECLARE_VARYING(DIR, TYPE, NAME) DIR Blk { flat TYPE NAME; } blk
#define VARYING(NAME) blk.NAME
struct S { int a; float b; };
struct T { float c; int d; };
struct U { S e; T f; };
DECLARE_VARYING(in, U, v);
out vec4 color;
void main()
{
  bool pass = true;
  if (VARYING(v).e.a != 1) pass = false;
  if (VARYING(v).e.b != 2.0) pass = false;
  if (VARYING(v).f.c != 3.0) pass = false;
  if (VARYING(v).f.d != 4) pass = false;
  if (pass)
    color = vec4(0.0, 1.0, 0.0, 1.0);
  else
    color = vec4(1.0, 0.0, 0.0, 1.0);
}

SWR detected AVX2
vert shader  0x7f757cef8000
frag shader  0x7f757cef6000
so shader    0x7f757cef4000
fetch shader 0x7f757cef2000
SWR destroy screen!

PIGLIT_SOURCE_DIR="/home/ilia/src/piglit" PIGLIT_PLATFORM="mixed_glx_egl"