Version the compilecache. (#481)

Author: maleadt

Project.toml

@@ -1,7 +1,7 @@
 name = "GPUCompiler"
 uuid = "61eb1bfa-7361-4325-ad38-22787b887f55"
 authors = ["Tim Besard <[email protected]>"]
-version = "0.21.2"
+version = "0.21.3"
 
 [deps]
 ExprTools = "e2ba6199-217a-4e67-a87a-7c52f15ade04"

src/GPUCompiler.jl

@@ -52,7 +52,16 @@ compile_cache = "" # defined in __init__()
 function __init__()
     STDERR_HAS_COLOR[] = get(stderr, :color, false)
 
-    global compile_cache = @get_scratch!("compiled")
+    dir = @get_scratch!("compiled")
+    ## add the Julia version
+    dir = joinpath(dir, "v$(VERSION.major).$(VERSION.minor)")
+    if VERSION > v"1.9"
+        ## also add the package version
+        pkgver = Base.pkgversion(GPUCompiler)
+        dir = joinpath(dir, "v$(pkgver.major).$(pkgver.minor)")
+    end
+    mkpath(dir)
+    global compile_cache = dir
 end
 
 end # module