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[require]
GLSL >= 1.20
[vertex shader passthrough]
[fragment shader]
/* Verify that out-of-bounds access to an array does not result in any sort of
* program interruption.
*
* This test case uses a larger array, to cover drivers that have different
* lowering paths for different array sizes.
*
* In this test case the array index will not be constant folded.
*/
#version 120
uniform int idx;
float array[32];
void main()
{
/* Ensure that there can be no constant folding due to undefined values. */
array[0] = 0.0;
array[1] = 1.0;
gl_FragColor = vec4(0.0, 1.0, 0.0, array[idx]);
}
[test]
uniform int idx -2
clear color 0.0 0.0 0.0 0.0
clear
draw rect -1 -1 2 2
# The following probe should pass in most implementations, but since we're
# invoking undefined behavior it is disabled.
# probe all rgb 0.0 1.0 0.0
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