SKIP: FAILED #version 310 es precision mediump float; void fract_943cb1() { vec2 res = frac(vec2(0.0f, 0.0f)); } vec4 vertex_main() { fract_943cb1(); return vec4(0.0f, 0.0f, 0.0f, 0.0f); } void main() { vec4 inner_result = vertex_main(); gl_Position = inner_result; gl_Position.y = -(gl_Position.y); gl_Position.z = ((2.0f * gl_Position.z) - gl_Position.w); return; } Error parsing GLSL shader: ERROR: 0:5: 'frac' : no matching overloaded function found ERROR: 0:5: '=' : cannot convert from ' const float' to ' temp mediump 2-component vector of float' ERROR: 0:5: '' : compilation terminated ERROR: 3 compilation errors. No code generated. #version 310 es precision mediump float; void fract_943cb1() { vec2 res = frac(vec2(0.0f, 0.0f)); } void fragment_main() { fract_943cb1(); } void main() { fragment_main(); return; } Error parsing GLSL shader: ERROR: 0:5: 'frac' : no matching overloaded function found ERROR: 0:5: '=' : cannot convert from ' const float' to ' temp mediump 2-component vector of float' ERROR: 0:5: '' : compilation terminated ERROR: 3 compilation errors. No code generated. #version 310 es precision mediump float; void fract_943cb1() { vec2 res = frac(vec2(0.0f, 0.0f)); } void compute_main() { fract_943cb1(); } layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in; void main() { compute_main(); return; } Error parsing GLSL shader: ERROR: 0:5: 'frac' : no matching overloaded function found ERROR: 0:5: '=' : cannot convert from ' const float' to ' temp mediump 2-component vector of float' ERROR: 0:5: '' : compilation terminated ERROR: 3 compilation errors. No code generated.