Fix a few more tests on master

src/recipes.jl

@@ -88,7 +88,7 @@ function _track(id, modname; modified_files=revision_queue)
         # Save the result (unnecessary if already in pkgdatas, but doesn't hurt either)
         pkgdatas[id] = pkgdata
     elseif modname === :Compiler
-        compilerdir = normpath(joinpath(juliadir, "Compiler"))
+        compilerdir = normpath(joinpath(juliadir, "Compiler", "src"))
         compilerdir_pre_112 = normpath(joinpath(juliadir, "base", "compiler"))
         isdir(compilerdir) || (compilerdir = compilerdir_pre_112)
         pkgdata = get(pkgdatas, id, nothing)

test/backedges.jl

@@ -17,7 +17,7 @@ do_test("Backedges") && @testset "Backedges" begin
     src2 = src.code[idtype].args[1]
     methodinfo = Revise.MethodInfo()
     isrequired = Revise.minimal_evaluation!(methodinfo, frame, :sigs)[1]
-    @test sum(isrequired) == length(src.code)-1  # skips the `return` at the end
+    @test sum(isrequired) == length(src.code)-count(e->isexpr(e, :latestworld), src.code)-1  # skips the `return` at the end
 
     src = """
     # issue #249

test/non_jl_test.jl

@@ -43,12 +43,12 @@ end
         sleep(mtimedelay)
         m=MyFile(path)
         includet(m)
-        yry()    # comes from test/common.jl
+        @yry()    # comes from test/common.jl
         @test fake_lang.y() == "2"
         @test fake_lang.x() == "1"
         sleep(mtimedelay)
         cp(joinpath(@__DIR__, "fake_lang", "new_test.program"), path, force=true)
-        yry()
+        @yry()
         @test fake_lang.x() == "2"
         @test_throws MethodError fake_lang.y()
     finally

test/switch_version.jl

@@ -1,4 +1,16 @@
 using Revise, Pkg, Test
+
+if isdefined(Core, :var"@latestworld")
+    import Core: @latestworld
+else
+    # In older Julia versions, there were more implicit
+    # world age increments, so the macro is generally not
+    # required.
+    macro latestworld()
+        nothing
+    end
+end
+
 mktempdir() do thisdir
     Pkg.activate(thisdir)
 
@@ -17,13 +29,15 @@ mktempdir() do thisdir
         isdefined(Base, :errormonitor) && Base.errormonitor(t)
         wait(Revise.revision_event)
         revise()
+        @latestworld
         @test somemethod() === 1   # present in v2
         # ...and then switch back (check that it's bidirectional and also to reset state)
         v1_cmd = """using Pkg; Pkg.activate("."); Pkg.develop(path = joinpath("$(escape_string(dirname(@__FILE__)))", "pkgs", "PkgChange_v1"))"""
         t = @async run(pipeline(Cmd(`$(Base.julia_cmd()) -e $v1_cmd`; dir=$thisdir); stderr, stdout))
         isdefined(Base, :errormonitor) && Base.errormonitor(t)
         wait(Revise.revision_event)
         revise()
+        @latestworld
         @test_throws MethodError somemethod() # not present in v1
     end
 end