Creating instance:

1. new 1.7.10 instance in Prism with Forge
2. non-GTNH 1.7.10 instance setup
3. add LiteLoader in version menu and move it above lwjgl3ify launch args
4. Download liteloader 1.7.10 installer from here, run it and use the extract option
5. Go back to Prism and add the liteloader-1.7.10.jar file in mods tab
6. Download VoxelMap 1.7.10 LiteLoader from CurseForge

Reproduction:

1. Create new world
2. press M multiple times
3. Map flickers and stays open sometimes, but not consistently

Log with printKeyEvents=true
fml-client-latest.log

VoxelMap uses Minecraft's KeyBinding and lwjgl's Keyboard APIs directly

Versions:
LiteLoader 1.7.10-04
lwjgl3ify 2.0.10
UniMixins 0.1.17
VoxelMap 1.7.0

Regression caused by 561d5fd