tests/sksl/shared/PostfixExpressions.metal

#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct Uniforms {
    half4 colorGreen;
    half4 colorRed;
};
struct Inputs {
};
struct Outputs {
    half4 sk_FragColor [[color(0)]];
};
fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
    Outputs _out;
    (void)_out;
    bool ok = true;
    int i = 5;
    i++;
    ok = ok && i++ == 6;
    ok = ok && i == 7;
    ok = ok && i-- == 7;
    ok = ok && i == 6;
    i--;
    ok = ok && i == 5;
    float f = 0.5;
    f++;
    ok = ok && f++ == 1.5;
    ok = ok && f == 2.5;
    ok = ok && f-- == 2.5;
    ok = ok && f == 1.5;
    f--;
    ok = ok && f == 0.5;
    float2 f2 = float2(0.5);
    f2.x++;
    ok = ok && f2.x++ == 1.5;
    ok = ok && f2.x == 2.5;
    ok = ok && f2.x-- == 2.5;
    ok = ok && f2.x == 1.5;
    f2.x--;
    ok = ok && f2.x == 0.5;
    _out.sk_FragColor = ok ? _uniforms.colorGreen : _uniforms.colorRed;
    return _out;
}