# Tests that a link error occurs when an interface block member's type
# differs between the vertex and fragment shaders.
#
# GLSL_ES_Specification_3.00.3, 4.3.7 Interface Blocks:
# "Matched block names within an interface (as defined above) must match
#  in terms of having the same number of declarations with the same
#  sequence of types, precisions and the same sequence of member names,
#  as well as having the same member-wise layout qualification (see next
#  section)."
[require]
GL ES >= 3.0
GLSL ES >= 3.00

[vertex shader]
#version 300 es

uniform block {
	vec4 a; // a is vec3 in FS
} inst_a;

void main()
{
    gl_Position = vec4(0.0);
}

[fragment shader]
#version 300 es
precision highp float;

uniform block {
	vec3 a; // a is vec4 in VS
} inst_b;

void main()
{
}

[test]
link error

