272637 2024-04-13 19:57:04 -0700 [WebGPU] https://playcanvas.github.io/#/graphics/post-effects fails shader compilation 2024-04-17 09:10:13 -0700 1 1 1 Unclassified WebKit WebGPU WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 mwyrzykowski tzagallo webkit-bug-importer oldest_to_newest 2028325 0 470915 mwyrzykowski 2024-04-13 19:57:04 -0700 Created attachment 470915 WGSL source which reproduces the issue [WebGPU] https://playcanvas.github.io/#/graphics/post-effects fails shader compilation 1 error generated while compiling the shader: 264:0: missing return at end of function Shader source attached, I don't completely understand the error since like 264 is (unless it refers to the previous line / function): fn scalableAmbientObscurance_vf2_vf3_vf3_(uv_4 : ptr<function, vec2<f32>>, origin_1 : ptr<function, vec3<f32>>, normal_1 : ptr<function, vec3<f32>>) -> f32 { 2028326 1 webkit-bug-importer 2024-04-13 19:57:20 -0700 <rdar://problem/126425833> 2028543 2 tzagallo 2024-04-15 09:45:27 -0700 Pull request: https://github.com/WebKit/WebKit/pull/27267 2029152 3 ews-feeder 2024-04-17 09:10:11 -0700 Committed 277618@main (79d5e4f3dd8b): <https://commits.webkit.org/277618@main> Reviewed commits have been landed. Closing PR #27267 and removing active labels. 470915 2024-04-13 19:57:04 -0700 2024-04-13 19:57:04 -0700 WGSL source which reproduces the issue shaderSource.wgsl.txt text/plain 12282 mwyrzykowski c3RydWN0IHViX21lc2ggewogIC8qIEBvZmZzZXQoMCkgKi8KICB1U2NyZWVuU2l6ZSA6IHZlYzQ8 ZjMyPiwKICAvKiBAb2Zmc2V0KDE2KSAqLwogIG1hdHJpeF92aWV3IDogbWF0NHg0PGYzMj4sCiAg LyogQG9mZnNldCg4MCkgKi8KICBjYW1lcmFfcGFyYW1zIDogdmVjNDxmMzI+LAogIC8qIEBvZmZz ZXQoOTYpICovCiAgdVJlc29sdXRpb24gOiB2ZWM0PGYzMj4sCiAgLyogQG9mZnNldCgxMTIpICov CiAgdUFzcGVjdCA6IGYzMiwKICAvKiBAb2Zmc2V0KDExNikgKi8KICB1SW52RmFyUGxhbmUgOiBm MzIsCiAgLyogQG9mZnNldCgxMjApICovCiAgdVNhbXBsZUNvdW50IDogdmVjMjxmMzI+LAogIC8q IEBvZmZzZXQoMTI4KSAqLwogIHVTcGlyYWxUdXJucyA6IGYzMiwKICAvKiBAb2Zmc2V0KDEzNikg Ki8KICB1QW5nbGVJbmNDb3NTaW4gOiB2ZWMyPGYzMj4sCiAgLyogQG9mZnNldCgxNDQpICovCiAg dU1heExldmVsIDogZjMyLAogIC8qIEBvZmZzZXQoMTQ4KSAqLwogIHVJbnZSYWRpdXNTcXVhcmVk IDogZjMyLAogIC8qIEBvZmZzZXQoMTUyKSAqLwogIHVNaW5Ib3Jpem9uQW5nbGVTaW5lU3F1YXJl ZCA6IGYzMiwKICAvKiBAb2Zmc2V0KDE1NikgKi8KICB1QmlhcyA6IGYzMiwKICAvKiBAb2Zmc2V0 KDE2MCkgKi8KICB1UGVhazIgOiBmMzIsCiAgLyogQG9mZnNldCgxNjQpICovCiAgdVByb2plY3Rp b25TY2FsZVJhZGl1cyA6IGYzMiwKICAvKiBAb2Zmc2V0KDE2OCkgKi8KICB1SW50ZW5zaXR5IDog ZjMyLAogIC8qIEBvZmZzZXQoMTcyKSAqLwogIHVQb3dlciA6IGYzMiwKfQoKQGdyb3VwKDApIEBi aW5kaW5nKDApIHZhcjx1bmlmb3JtPiB4Xzc3IDogdWJfbWVzaDsKCkBncm91cCgwKSBAYmluZGlu ZygxKSB2YXIgdVNjZW5lRGVwdGhNYXAgOiB0ZXh0dXJlXzJkPGYzMj47CgpAZ3JvdXAoMCkgQGJp bmRpbmcoMikgdmFyIHVTY2VuZURlcHRoTWFwX3NhbXBsZXIgOiBzYW1wbGVyOwoKdmFyPHByaXZh dGU+IGdsX0ZyYWdDb29yZCA6IHZlYzQ8ZjMyPjsKCnZhcjxwcml2YXRlPiB2VXYwIDogdmVjMjxm MzI+OwoKdmFyPHByaXZhdGU+IHBjX2ZyYWdDb2xvciA6IHZlYzQ8ZjMyPjsKCnZhcjxwcml2YXRl PiBwY19mcmFnQ29sb3IxIDogdmVjNDxmMzI+OwoKdmFyPHByaXZhdGU+IHBjX2ZyYWdDb2xvcjIg OiB2ZWM0PGYzMj47Cgp2YXI8cHJpdmF0ZT4gcGNfZnJhZ0NvbG9yMyA6IHZlYzQ8ZjMyPjsKCnZh cjxwcml2YXRlPiBwY19mcmFnQ29sb3I0IDogdmVjNDxmMzI+OwoKdmFyPHByaXZhdGU+IHBjX2Zy YWdDb2xvcjUgOiB2ZWM0PGYzMj47Cgp2YXI8cHJpdmF0ZT4gcGNfZnJhZ0NvbG9yNiA6IHZlYzQ8 ZjMyPjsKCnZhcjxwcml2YXRlPiBwY19mcmFnQ29sb3I3IDogdmVjNDxmMzI+OwoKZm4gbGluZWFy aXplRGVwdGhfZjFfKHogOiBwdHI8ZnVuY3Rpb24sIGYzMj4pIC0+IGYzMiB7CiAgbGV0IHhfODQg OiBmMzIgPSB4Xzc3LmNhbWVyYV9wYXJhbXMudzsKICBpZiAoKHhfODQgPT0gMC4wZikpIHsKICAg IGxldCB4XzkyIDogZjMyID0geF83Ny5jYW1lcmFfcGFyYW1zLno7CiAgICBsZXQgeF85NSA6IGYz MiA9IHhfNzcuY2FtZXJhX3BhcmFtcy55OwogICAgbGV0IHhfOTggOiBmMzIgPSB4Xzc3LmNhbWVy YV9wYXJhbXMueTsKICAgIGxldCB4Xzk5IDogZjMyID0gKih6KTsKICAgIGxldCB4XzEwMSA6IGYz MiA9IHhfNzcuY2FtZXJhX3BhcmFtcy56OwogICAgbGV0IHhfMTAzIDogZjMyID0geF83Ny5jYW1l cmFfcGFyYW1zLnk7CiAgICByZXR1cm4gKCh4XzkyICogeF85NSkgLyAoeF85OCArICh4Xzk5ICog KHhfMTAxIC0geF8xMDMpKSkpOwogIH0gZWxzZSB7CiAgICBsZXQgeF8xMTEgOiBmMzIgPSB4Xzc3 LmNhbWVyYV9wYXJhbXMuejsKICAgIGxldCB4XzExMiA6IGYzMiA9ICooeik7CiAgICBsZXQgeF8x MTQgOiBmMzIgPSB4Xzc3LmNhbWVyYV9wYXJhbXMueTsKICAgIGxldCB4XzExNiA6IGYzMiA9IHhf NzcuY2FtZXJhX3BhcmFtcy56OwogICAgcmV0dXJuICh4XzExMSArICh4XzExMiAqICh4XzExNCAt IHhfMTE2KSkpOwogIH0KfQoKZm4gZ2V0TGluZWFyU2NyZWVuRGVwdGhfdmYyXyh1diA6IHB0cjxm dW5jdGlvbiwgdmVjMjxmMzI+PikgLT4gZjMyIHsKICB2YXIgcGFyYW0gOiBmMzI7CiAgbGV0IHhf MTMyIDogdmVjMjxmMzI+ID0gKih1dik7CiAgbGV0IHhfMTMzIDogdmVjNDxmMzI+ID0gdGV4dHVy ZVNhbXBsZSh1U2NlbmVEZXB0aE1hcCwgdVNjZW5lRGVwdGhNYXBfc2FtcGxlciwgeF8xMzIpOwog IHBhcmFtID0geF8xMzMueDsKICBsZXQgeF8xMzcgOiBmMzIgPSBsaW5lYXJpemVEZXB0aF9mMV8o JihwYXJhbSkpOwogIHJldHVybiB4XzEzNzsKfQoKZm4gY29tcHV0ZVZpZXdTcGFjZVBvc2l0aW9u RnJvbURlcHRoX3ZmMl9mMV8odXZfMSA6IHB0cjxmdW5jdGlvbiwgdmVjMjxmMzI+PiwgbGluZWFy RGVwdGggOiBwdHI8ZnVuY3Rpb24sIGYzMj4pIC0+IHZlYzM8ZjMyPiB7CiAgbGV0IHhfMTU3IDog dmVjMjxmMzI+ID0gKih1dl8xKTsKICBsZXQgeF8xNjIgOiBmMzIgPSB4Xzc3LnVBc3BlY3Q7CiAg bGV0IHhfMTY2IDogZjMyID0gKihsaW5lYXJEZXB0aCk7CiAgbGV0IHhfMTY3IDogdmVjMjxmMzI+ ID0gKCgodmVjMjxmMzI+KDAuNWYsIDAuNWYpIC0geF8xNTcpICogdmVjMjxmMzI+KHhfMTYyLCAx LjBmKSkgKiB4XzE2Nik7CiAgbGV0IHhfMTY4IDogZjMyID0gKihsaW5lYXJEZXB0aCk7CiAgcmV0 dXJuIHZlYzM8ZjMyPih4XzE2Ny54LCB4XzE2Ny55LCB4XzE2OCk7Cn0KCmZuIGZhY2VOb3JtYWxf dmYzX3ZmM18oZHBkeCA6IHB0cjxmdW5jdGlvbiwgdmVjMzxmMzI+PiwgZHBkeSA6IHB0cjxmdW5j dGlvbiwgdmVjMzxmMzI+PikgLT4gdmVjMzxmMzI+IHsKICBsZXQgeF8xNzQgOiB2ZWMzPGYzMj4g PSAqKGRwZHgpOwogIGxldCB4XzE3NSA6IHZlYzM8ZjMyPiA9ICooZHBkeSk7CiAgcmV0dXJuIG5v cm1hbGl6ZShjcm9zcyh4XzE3NCwgeF8xNzUpKTsKfQoKZm4gY29tcHV0ZVZpZXdTcGFjZU5vcm1h bF92ZjNfdmYyXyhwb3NpdGlvbl8xIDogdmVjMzxmMzI+LCB1dl8yIDogdmVjMjxmMzI+KSAtPiB2 ZWMzPGYzMj4gewogIHZhciB1dmR4IDogdmVjMjxmMzI+OwogIHZhciB1dmR5IDogdmVjMjxmMzI+ OwogIHZhciBweCA6IHZlYzM8ZjMyPjsKICB2YXIgcGFyYW1fMSA6IHZlYzI8ZjMyPjsKICB2YXIg cGFyYW1fMiA6IHZlYzI8ZjMyPjsKICB2YXIgcGFyYW1fMyA6IGYzMjsKICB2YXIgcHkgOiB2ZWMz PGYzMj47CiAgdmFyIHBhcmFtXzQgOiB2ZWMyPGYzMj47CiAgdmFyIHBhcmFtXzUgOiB2ZWMyPGYz Mj47CiAgdmFyIHBhcmFtXzYgOiBmMzI7CiAgdmFyIGRwZHhfMSA6IHZlYzM8ZjMyPjsKICB2YXIg ZHBkeV8xIDogdmVjMzxmMzI+OwogIHZhciBwYXJhbV83IDogdmVjMzxmMzI+OwogIHZhciBwYXJh bV84IDogdmVjMzxmMzI+OwogIGxldCB4XzE4MyA6IGYzMiA9IHhfNzcudVJlc29sdXRpb24uejsK ICB1dmR4ID0gKHV2XzIgKyB2ZWMyPGYzMj4oeF8xODMsIDAuMGYpKTsKICBsZXQgeF8xODggOiBm MzIgPSB4Xzc3LnVSZXNvbHV0aW9uLnc7CiAgdXZkeSA9ICh1dl8yICsgdmVjMjxmMzI+KDAuMGYs IHhfMTg4KSk7CiAgbGV0IHhfMTkzIDogdmVjMjxmMzI+ID0gdXZkeDsKICBwYXJhbV8xID0geF8x OTM7CiAgbGV0IHhfMTk0IDogZjMyID0gZ2V0TGluZWFyU2NyZWVuRGVwdGhfdmYyXygmKHBhcmFt XzEpKTsKICBsZXQgeF8xOTcgOiB2ZWMyPGYzMj4gPSB1dmR4OwogIHBhcmFtXzIgPSB4XzE5NzsK ICBwYXJhbV8zID0gLSh4XzE5NCk7CiAgbGV0IHhfMTk5IDogdmVjMzxmMzI+ID0gY29tcHV0ZVZp ZXdTcGFjZVBvc2l0aW9uRnJvbURlcHRoX3ZmMl9mMV8oJihwYXJhbV8yKSwgJihwYXJhbV8zKSk7 CiAgcHggPSB4XzE5OTsKICBsZXQgeF8yMDIgOiB2ZWMyPGYzMj4gPSB1dmR5OwogIHBhcmFtXzQg PSB4XzIwMjsKICBsZXQgeF8yMDMgOiBmMzIgPSBnZXRMaW5lYXJTY3JlZW5EZXB0aF92ZjJfKCYo cGFyYW1fNCkpOwogIGxldCB4XzIwNiA6IHZlYzI8ZjMyPiA9IHV2ZHk7CiAgcGFyYW1fNSA9IHhf MjA2OwogIHBhcmFtXzYgPSAtKHhfMjAzKTsKICBsZXQgeF8yMDggOiB2ZWMzPGYzMj4gPSBjb21w dXRlVmlld1NwYWNlUG9zaXRpb25Gcm9tRGVwdGhfdmYyX2YxXygmKHBhcmFtXzUpLCAmKHBhcmFt XzYpKTsKICBweSA9IHhfMjA4OwogIGxldCB4XzIxMCA6IHZlYzM8ZjMyPiA9IHB4OwogIGRwZHhf MSA9ICh4XzIxMCAtIHBvc2l0aW9uXzEpOwogIGxldCB4XzIxMyA6IHZlYzM8ZjMyPiA9IHB5Owog IGRwZHlfMSA9ICh4XzIxMyAtIHBvc2l0aW9uXzEpOwogIGxldCB4XzIxNiA6IHZlYzM8ZjMyPiA9 IGRwZHhfMTsKICBwYXJhbV83ID0geF8yMTY7CiAgbGV0IHhfMjE4IDogdmVjMzxmMzI+ID0gZHBk eV8xOwogIHBhcmFtXzggPSB4XzIxODsKICBsZXQgeF8yMTkgOiB2ZWMzPGYzMj4gPSBmYWNlTm9y bWFsX3ZmM192ZjNfKCYocGFyYW1fNyksICYocGFyYW1fOCkpOwogIHJldHVybiB4XzIxOTsKfQoK Zm4gZ2V0RnJhZ0Nvb3JkXygpIC0+IHZlYzI8ZjMyPiB7CiAgbGV0IHhfMTUyIDogdmVjNDxmMzI+ ID0gZ2xfRnJhZ0Nvb3JkOwogIHJldHVybiB2ZWMyPGYzMj4oeF8xNTIueCwgeF8xNTIueSk7Cn0K CmZuIHJhbmRvbV92ZjJfKHcgOiB2ZWMyPGYzMj4pIC0+IGYzMiB7CiAgcmV0dXJuIGZyYWN0KCg1 Mi45ODI5MTc3ODU2NDQ1MzEyNWYgKiBmcmFjdChkb3QodywgdmVjMjxmMzI+KDAuMDY3MTEwNTYw ODM0NDA3ODA2NGYsIDAuMDA1ODM3MTQ5OTE4MDc5Mzc2MjJmKSkpKSk7Cn0KCmZuIHN0YXJ0UG9z aXRpb25fZjFfKG5vaXNlIDogZjMyKSAtPiB2ZWMyPGYzMj4gewogIHZhciBhbmdsZSA6IGYzMjsK ICBhbmdsZSA9ICgxNS4wNzk2MzE4MDU0MTk5MjE4NzVmICogbm9pc2UpOwogIGxldCB4XzIyNSA6 IGYzMiA9IGFuZ2xlOwogIGxldCB4XzIyNyA6IGYzMiA9IGFuZ2xlOwogIHJldHVybiB2ZWMyPGYz Mj4oY29zKHhfMjI1KSwgc2luKHhfMjI3KSk7Cn0KCmZuIHRhcEFuZ2xlU3RlcF8oKSAtPiBtYXQy eDI8ZjMyPiB7CiAgdmFyIHQgOiB2ZWMyPGYzMj47CiAgbGV0IHhfMjM2IDogdmVjMjxmMzI+ID0g eF83Ny51QW5nbGVJbmNDb3NTaW47CiAgdCA9IHhfMjM2OwogIGxldCB4XzIzOCA6IGYzMiA9IHQu eDsKICBsZXQgeF8yNDAgOiBmMzIgPSB0Lnk7CiAgbGV0IHhfMjQyIDogZjMyID0gdC55OwogIGxl dCB4XzI0NSA6IGYzMiA9IHQueDsKICByZXR1cm4gbWF0MngyPGYzMj4odmVjMjxmMzI+KHhfMjM4 LCB4XzI0MCksIHZlYzI8ZjMyPigtKHhfMjQyKSwgeF8yNDUpKTsKfQoKZm4gdGFwTG9jYXRpb25G YXN0X2YxX3ZmMl9mMV8oaSA6IHB0cjxmdW5jdGlvbiwgZjMyPiwgcCA6IHB0cjxmdW5jdGlvbiwg dmVjMjxmMzI+Piwgbm9pc2VfMSA6IGYzMikgLT4gdmVjMzxmMzI+IHsKICB2YXIgcmFkaXVzIDog ZjMyOwogIGxldCB4XzI1MiA6IGYzMiA9ICooaSk7CiAgbGV0IHhfMjU3IDogZjMyID0geF83Ny51 U2FtcGxlQ291bnQueTsKICByYWRpdXMgPSAoKCh4XzI1MiArIG5vaXNlXzEpICsgMC41ZikgKiB4 XzI1Nyk7CiAgbGV0IHhfMjU5IDogdmVjMjxmMzI+ID0gKihwKTsKICBsZXQgeF8yNjAgOiBmMzIg PSByYWRpdXM7CiAgbGV0IHhfMjYxIDogZjMyID0gcmFkaXVzOwogIHJldHVybiB2ZWMzPGYzMj4o eF8yNTkueCwgeF8yNTkueSwgKHhfMjYwICogeF8yNjEpKTsKfQoKZm4gY29tcHV0ZUFtYmllbnRP Y2NsdXNpb25TQU9fZjFfZjFfZjFfdmYyX3ZmM192ZjNfdmYyX2YxXyhvY2NsdXNpb24gOiBwdHI8 ZnVuY3Rpb24sIGYzMj4sIGlfMSA6IHB0cjxmdW5jdGlvbiwgZjMyPiwgc3NEaXNrUmFkaXVzIDog cHRyPGZ1bmN0aW9uLCBmMzI+LCB1dl8zIDogdmVjMjxmMzI+LCBvcmlnaW4gOiB2ZWMzPGYzMj4s IG5vcm1hbCA6IHZlYzM8ZjMyPiwgdGFwUG9zaXRpb24gOiB2ZWMyPGYzMj4sIG5vaXNlXzIgOiBm MzIpIHsKICB2YXIgdGFwIDogdmVjMzxmMzI+OwogIHZhciBwYXJhbV85IDogZjMyOwogIHZhciBw YXJhbV8xMCA6IHZlYzI8ZjMyPjsKICB2YXIgc3NSYWRpdXMgOiBmMzI7CiAgdmFyIHV2U2FtcGxl UG9zIDogdmVjMjxmMzI+OwogIHZhciBsZXZlbCA6IGYzMjsKICB2YXIgb2NjbHVzaW9uRGVwdGgg OiBmMzI7CiAgdmFyIHBhcmFtXzExIDogdmVjMjxmMzI+OwogIHZhciBwXzEgOiB2ZWMzPGYzMj47 CiAgdmFyIHBhcmFtXzEyIDogdmVjMjxmMzI+OwogIHZhciBwYXJhbV8xMyA6IGYzMjsKICB2YXIg diA6IHZlYzM8ZjMyPjsKICB2YXIgdnYgOiBmMzI7CiAgdmFyIHZuIDogZjMyOwogIHZhciB3XzEg OiBmMzI7CiAgbGV0IHhfMjcwIDogZjMyID0gKihpXzEpOwogIHBhcmFtXzkgPSB4XzI3MDsKICBw YXJhbV8xMCA9IHRhcFBvc2l0aW9uOwogIGxldCB4XzI3MiA6IHZlYzM8ZjMyPiA9IHRhcExvY2F0 aW9uRmFzdF9mMV92ZjJfZjFfKCYocGFyYW1fOSksICYocGFyYW1fMTApLCBub2lzZV8yKTsKICB0 YXAgPSB4XzI3MjsKICBsZXQgeF8yNzUgOiBmMzIgPSB0YXAuejsKICBsZXQgeF8yNzYgOiBmMzIg PSAqKHNzRGlza1JhZGl1cyk7CiAgc3NSYWRpdXMgPSBtYXgoMS4wZiwgKHhfMjc1ICogeF8yNzYp KTsKICBsZXQgeF8yODAgOiBmMzIgPSBzc1JhZGl1czsKICBsZXQgeF8yODEgOiB2ZWMzPGYzMj4g PSB0YXA7CiAgbGV0IHhfMjgzIDogdmVjMjxmMzI+ID0gKHZlYzI8ZjMyPih4XzI4MS54LCB4XzI4 MS55KSAqIHhfMjgwKTsKICBsZXQgeF8yODkgOiB2ZWM0PGYzMj4gPSB4Xzc3LnVSZXNvbHV0aW9u OwogIHV2U2FtcGxlUG9zID0gKHV2XzMgKyAodmVjMjxmMzI+KHhfMjgzLngsIHhfMjgzLnkpICog dmVjMjxmMzI+KHhfMjg5LnosIHhfMjg5LncpKSk7CiAgbGV0IHhfMjk0IDogZjMyID0gc3NSYWRp dXM7CiAgbGV0IHhfMzAxIDogZjMyID0geF83Ny51TWF4TGV2ZWw7CiAgbGV2ZWwgPSBjbGFtcCgo Zmxvb3IobG9nMih4XzI5NCkpIC0gMy4wZiksIDAuMGYsIHhfMzAxKTsKICBsZXQgeF8zMDUgOiB2 ZWMyPGYzMj4gPSB1dlNhbXBsZVBvczsKICBwYXJhbV8xMSA9IHhfMzA1OwogIGxldCB4XzMwNiA6 IGYzMiA9IGdldExpbmVhclNjcmVlbkRlcHRoX3ZmMl8oJihwYXJhbV8xMSkpOwogIG9jY2x1c2lv bkRlcHRoID0gLSh4XzMwNik7CiAgbGV0IHhfMzEwIDogdmVjMjxmMzI+ID0gdXZTYW1wbGVQb3M7 CiAgcGFyYW1fMTIgPSB4XzMxMDsKICBsZXQgeF8zMTIgOiBmMzIgPSBvY2NsdXNpb25EZXB0aDsK ICBwYXJhbV8xMyA9IHhfMzEyOwogIGxldCB4XzMxMyA6IHZlYzM8ZjMyPiA9IGNvbXB1dGVWaWV3 U3BhY2VQb3NpdGlvbkZyb21EZXB0aF92ZjJfZjFfKCYocGFyYW1fMTIpLCAmKHBhcmFtXzEzKSk7 CiAgcF8xID0geF8zMTM7CiAgbGV0IHhfMzE1IDogdmVjMzxmMzI+ID0gcF8xOwogIHYgPSAoeF8z MTUgLSBvcmlnaW4pOwogIGxldCB4XzMxOCA6IHZlYzM8ZjMyPiA9IHY7CiAgbGV0IHhfMzE5IDog dmVjMzxmMzI+ID0gdjsKICB2diA9IGRvdCh4XzMxOCwgeF8zMTkpOwogIGxldCB4XzMyMiA6IHZl YzM8ZjMyPiA9IHY7CiAgdm4gPSBkb3QoeF8zMjIsIG5vcm1hbCk7CiAgbGV0IHhfMzI1IDogZjMy ID0gdnY7CiAgbGV0IHhfMzI4IDogZjMyID0geF83Ny51SW52UmFkaXVzU3F1YXJlZDsKICB3XzEg PSBtYXgoMC4wZiwgKDEuMGYgLSAoeF8zMjUgKiB4XzMyOCkpKTsKICBsZXQgeF8zMzIgOiBmMzIg PSB3XzE7CiAgbGV0IHhfMzMzIDogZjMyID0gd18xOwogIHdfMSA9ICh4XzMzMiAqIHhfMzMzKTsK ICBsZXQgeF8zMzUgOiBmMzIgPSB2djsKICBsZXQgeF8zMzggOiBmMzIgPSB4Xzc3LnVNaW5Ib3Jp em9uQW5nbGVTaW5lU3F1YXJlZDsKICBsZXQgeF8zNDAgOiBmMzIgPSB2bjsKICBsZXQgeF8zNDEg OiBmMzIgPSB2bjsKICBsZXQgeF8zNDQgOiBmMzIgPSB3XzE7CiAgd18xID0gKHhfMzQ0ICogc3Rl cCgoeF8zMzUgKiB4XzMzOCksICh4XzM0MCAqIHhfMzQxKSkpOwogIGxldCB4XzM0NiA6IGYzMiA9 IHdfMTsKICBsZXQgeF8zNDcgOiBmMzIgPSB2bjsKICBsZXQgeF8zNTEgOiBmMzIgPSB4Xzc3LnVC aWFzOwogIGxldCB4XzM1NiA6IGYzMiA9IHZ2OwogIGxldCB4XzM1OSA6IGYzMiA9IHhfNzcudVBl YWsyOwogIGxldCB4XzM2MiA6IGYzMiA9ICoob2NjbHVzaW9uKTsKICAqKG9jY2x1c2lvbikgPSAo eF8zNjIgKyAoKHhfMzQ2ICogbWF4KDAuMGYsICh4XzM0NyArIChvcmlnaW4ueiAqIHhfMzUxKSkp KSAvICh4XzM1NiArIHhfMzU5KSkpOwogIHJldHVybjsKfQoKZm4gc2NhbGFibGVBbWJpZW50T2Jz Y3VyYW5jZV92ZjJfdmYzX3ZmM18odXZfNCA6IHB0cjxmdW5jdGlvbiwgdmVjMjxmMzI+Piwgb3Jp Z2luXzEgOiBwdHI8ZnVuY3Rpb24sIHZlYzM8ZjMyPj4sIG5vcm1hbF8xIDogcHRyPGZ1bmN0aW9u LCB2ZWMzPGYzMj4+KSAtPiBmMzIgewogIHZhciBub2lzZV8zIDogZjMyOwogIHZhciB0YXBQb3Np dGlvbl8xIDogdmVjMjxmMzI+OwogIHZhciBhbmdsZVN0ZXAgOiBtYXQyeDI8ZjMyPjsKICB2YXIg c3NEaXNrUmFkaXVzXzEgOiBmMzI7CiAgdmFyIG9jY2x1c2lvbl8xIDogZjMyOwogIHZhciBpXzIg OiBmMzI7CiAgdmFyIHBhcmFtXzE0IDogZjMyOwogIHZhciBwYXJhbV8xNSA6IGYzMjsKICB2YXIg cGFyYW1fMTYgOiBmMzI7CiAgbGV0IHhfMzY1IDogdmVjMjxmMzI+ID0gZ2V0RnJhZ0Nvb3JkXygp OwogIGxldCB4XzM2NiA6IGYzMiA9IHJhbmRvbV92ZjJfKHhfMzY1KTsKICBub2lzZV8zID0geF8z NjY7CiAgbGV0IHhfMzY4IDogZjMyID0gbm9pc2VfMzsKICBsZXQgeF8zNjkgOiB2ZWMyPGYzMj4g PSBzdGFydFBvc2l0aW9uX2YxXyh4XzM2OCk7CiAgdGFwUG9zaXRpb25fMSA9IHhfMzY5OwogIGxl dCB4XzM3MiA6IG1hdDJ4MjxmMzI+ID0gdGFwQW5nbGVTdGVwXygpOwogIGFuZ2xlU3RlcCA9IHhf MzcyOwogIGxldCB4XzM3NiA6IGYzMiA9IHhfNzcudVByb2plY3Rpb25TY2FsZVJhZGl1czsKICBs ZXQgeF8zNzggOiBmMzIgPSAoKihvcmlnaW5fMSkpLno7CiAgc3NEaXNrUmFkaXVzXzEgPSAtKCh4 XzM3NiAvIHhfMzc4KSk7CiAgb2NjbHVzaW9uXzEgPSAwLjBmOwogIGlfMiA9IDAuMGY7CiAgbG9v cCB7CiAgICBsZXQgeF8zODggOiBmMzIgPSBpXzI7CiAgICBpZiAoKHhfMzg4IDwgMjU2LjBmKSkg ewogICAgfSBlbHNlIHsKICAgICAgYnJlYWs7CiAgICB9CiAgICBsZXQgeF8zOTEgOiBmMzIgPSBp XzI7CiAgICBsZXQgeF8zOTMgOiBmMzIgPSB4Xzc3LnVTYW1wbGVDb3VudC54OwogICAgaWYgKCh4 XzM5MSA+PSB4XzM5MykpIHsKICAgICAgYnJlYWs7CiAgICB9CiAgICBsZXQgeF8zOTggOiB2ZWMy PGYzMj4gPSAqKHV2XzQpOwogICAgbGV0IHhfMzk5IDogdmVjMzxmMzI+ID0gKihvcmlnaW5fMSk7 CiAgICBsZXQgeF80MDAgOiB2ZWMzPGYzMj4gPSAqKG5vcm1hbF8xKTsKICAgIGxldCB4XzQwMSA6 IHZlYzI8ZjMyPiA9IHRhcFBvc2l0aW9uXzE7CiAgICBsZXQgeF80MDIgOiBmMzIgPSBub2lzZV8z OwogICAgbGV0IHhfNDA0IDogZjMyID0gb2NjbHVzaW9uXzE7CiAgICBwYXJhbV8xNCA9IHhfNDA0 OwogICAgbGV0IHhfNDA2IDogZjMyID0gaV8yOwogICAgcGFyYW1fMTUgPSB4XzQwNjsKICAgIGxl dCB4XzQwOCA6IGYzMiA9IHNzRGlza1JhZGl1c18xOwogICAgcGFyYW1fMTYgPSB4XzQwODsKICAg IGNvbXB1dGVBbWJpZW50T2NjbHVzaW9uU0FPX2YxX2YxX2YxX3ZmMl92ZjNfdmYzX3ZmMl9mMV8o JihwYXJhbV8xNCksICYocGFyYW1fMTUpLCAmKHBhcmFtXzE2KSwgeF8zOTgsIHhfMzk5LCB4XzQw MCwgeF80MDEsIHhfNDAyKTsKICAgIGxldCB4XzQxMCA6IGYzMiA9IHBhcmFtXzE0OwogICAgb2Nj bHVzaW9uXzEgPSB4XzQxMDsKICAgIGxldCB4XzQxMSA6IG1hdDJ4MjxmMzI+ID0gYW5nbGVTdGVw OwogICAgbGV0IHhfNDEyIDogdmVjMjxmMzI+ID0gdGFwUG9zaXRpb25fMTsKICAgIHRhcFBvc2l0 aW9uXzEgPSAoeF80MTEgKiB4XzQxMik7CgogICAgY29udGludWluZyB7CiAgICAgIGxldCB4XzQx NCA6IGYzMiA9IGlfMjsKICAgICAgaV8yID0gKHhfNDE0ICsgMS4wZik7CiAgICB9CiAgfQogIGxl dCB4XzQxNiA6IGYzMiA9IG9jY2x1c2lvbl8xOwogIGxldCB4XzQxOSA6IGYzMiA9IHhfNzcudUlu dGVuc2l0eTsKICByZXR1cm4gc3FydCgoeF80MTYgKiB4XzQxOSkpOwp9CgpmbiBtYWluXzEoKSB7 CiAgdmFyIHV2XzUgOiB2ZWMyPGYzMj47CiAgdmFyIGRlcHRoIDogZjMyOwogIHZhciBwYXJhbV8x NyA6IHZlYzI8ZjMyPjsKICB2YXIgb3JpZ2luXzIgOiB2ZWMzPGYzMj47CiAgdmFyIHBhcmFtXzE4 IDogdmVjMjxmMzI+OwogIHZhciBwYXJhbV8xOSA6IGYzMjsKICB2YXIgbm9ybWFsXzIgOiB2ZWMz PGYzMj47CiAgdmFyIG9jY2x1c2lvbl8yIDogZjMyOwogIHZhciBwYXJhbV8yMCA6IHZlYzI8ZjMy PjsKICB2YXIgcGFyYW1fMjEgOiB2ZWMzPGYzMj47CiAgdmFyIHBhcmFtXzIyIDogdmVjMzxmMzI+ OwogIHZhciBhb1Zpc2liaWxpdHkgOiBmMzI7CiAgdmFyIGluQ29sIDogdmVjNDxmMzI+OwogIGxl dCB4XzQyNyA6IHZlYzI8ZjMyPiA9IHZVdjA7CiAgdXZfNSA9IHhfNDI3OwogIGxldCB4XzQzMCA6 IHZlYzI8ZjMyPiA9IHZVdjA7CiAgcGFyYW1fMTcgPSB4XzQzMDsKICBsZXQgeF80MzEgOiBmMzIg PSBnZXRMaW5lYXJTY3JlZW5EZXB0aF92ZjJfKCYocGFyYW1fMTcpKTsKICBkZXB0aCA9IC0oeF80 MzEpOwogIGxldCB4XzQzNSA6IHZlYzI8ZjMyPiA9IHV2XzU7CiAgcGFyYW1fMTggPSB4XzQzNTsK ICBsZXQgeF80MzcgOiBmMzIgPSBkZXB0aDsKICBwYXJhbV8xOSA9IHhfNDM3OwogIGxldCB4XzQz OCA6IHZlYzM8ZjMyPiA9IGNvbXB1dGVWaWV3U3BhY2VQb3NpdGlvbkZyb21EZXB0aF92ZjJfZjFf KCYocGFyYW1fMTgpLCAmKHBhcmFtXzE5KSk7CiAgb3JpZ2luXzIgPSB4XzQzODsKICBsZXQgeF80 NDAgOiB2ZWMzPGYzMj4gPSBvcmlnaW5fMjsKICBsZXQgeF80NDEgOiB2ZWMyPGYzMj4gPSB1dl81 OwogIGxldCB4XzQ0MiA6IHZlYzM8ZjMyPiA9IGNvbXB1dGVWaWV3U3BhY2VOb3JtYWxfdmYzX3Zm Ml8oeF80NDAsIHhfNDQxKTsKICBub3JtYWxfMiA9IHhfNDQyOwogIG9jY2x1c2lvbl8yID0gMC4w ZjsKICBsZXQgeF80NDUgOiBmMzIgPSB4Xzc3LnVJbnRlbnNpdHk7CiAgaWYgKCh4XzQ0NSA+IDAu MGYpKSB7CiAgICBsZXQgeF80NTAgOiB2ZWMyPGYzMj4gPSB1dl81OwogICAgcGFyYW1fMjAgPSB4 XzQ1MDsKICAgIGxldCB4XzQ1MiA6IHZlYzM8ZjMyPiA9IG9yaWdpbl8yOwogICAgcGFyYW1fMjEg PSB4XzQ1MjsKICAgIGxldCB4XzQ1NCA6IHZlYzM8ZjMyPiA9IG5vcm1hbF8yOwogICAgcGFyYW1f MjIgPSB4XzQ1NDsKICAgIGxldCB4XzQ1NSA6IGYzMiA9IHNjYWxhYmxlQW1iaWVudE9ic2N1cmFu Y2VfdmYyX3ZmM192ZjNfKCYocGFyYW1fMjApLCAmKHBhcmFtXzIxKSwgJihwYXJhbV8yMikpOwog ICAgb2NjbHVzaW9uXzIgPSB4XzQ1NTsKICB9CiAgbGV0IHhfNDU3IDogZjMyID0gb2NjbHVzaW9u XzI7CiAgbGV0IHhfNDYyIDogZjMyID0geF83Ny51UG93ZXI7CiAgYW9WaXNpYmlsaXR5ID0gcG93 KGNsYW1wKCgxLjBmIC0geF80NTcpLCAwLjBmLCAxLjBmKSwgeF80NjIpOwogIGluQ29sID0gdmVj NDxmMzI+KDEuMGYsIDEuMGYsIDEuMGYsIDEuMGYpOwogIGxldCB4XzQ2OSA6IGYzMiA9IGFvVmlz aWJpbGl0eTsKICBwY19mcmFnQ29sb3IueCA9IHhfNDY5OwogIHJldHVybjsKfQoKc3RydWN0IG1h aW5fb3V0IHsKICBAbG9jYXRpb24oMCkKICBwY19mcmFnQ29sb3JfMSA6IHZlYzQ8ZjMyPiwKICBA bG9jYXRpb24oMSkKICBwY19mcmFnQ29sb3IxXzEgOiB2ZWM0PGYzMj4sCiAgQGxvY2F0aW9uKDIp CiAgcGNfZnJhZ0NvbG9yMl8xIDogdmVjNDxmMzI+LAogIEBsb2NhdGlvbigzKQogIHBjX2ZyYWdD b2xvcjNfMSA6IHZlYzQ8ZjMyPiwKICBAbG9jYXRpb24oNCkKICBwY19mcmFnQ29sb3I0XzEgOiB2 ZWM0PGYzMj4sCiAgQGxvY2F0aW9uKDUpCiAgcGNfZnJhZ0NvbG9yNV8xIDogdmVjNDxmMzI+LAog IEBsb2NhdGlvbig2KQogIHBjX2ZyYWdDb2xvcjZfMSA6IHZlYzQ8ZjMyPiwKICBAbG9jYXRpb24o NykKICBwY19mcmFnQ29sb3I3XzEgOiB2ZWM0PGYzMj4sCn0KCkBmcmFnbWVudApmbiBtYWluKEBi dWlsdGluKHBvc2l0aW9uKSBnbF9GcmFnQ29vcmRfcGFyYW0gOiB2ZWM0PGYzMj4sIEBsb2NhdGlv bigwKSB2VXYwX3BhcmFtIDogdmVjMjxmMzI+KSAtPiBtYWluX291dCB7CiAgZ2xfRnJhZ0Nvb3Jk ID0gZ2xfRnJhZ0Nvb3JkX3BhcmFtOwogIHZVdjAgPSB2VXYwX3BhcmFtOwogIG1haW5fMSgpOwog IHJldHVybiBtYWluX291dChwY19mcmFnQ29sb3IsIHBjX2ZyYWdDb2xvcjEsIHBjX2ZyYWdDb2xv cjIsIHBjX2ZyYWdDb2xvcjMsIHBjX2ZyYWdDb2xvcjQsIHBjX2ZyYWdDb2xvcjUsIHBjX2ZyYWdD b2xvcjYsIHBjX2ZyYWdDb2xvcjcpOwp9CgoK