compiler/vendor/golang.org/x/tools/go/gcimporter15/bexport.go | 828 828 + 0 - 0 !
compiler/vendor/golang.org/x/tools/go/gcimporter15/bimport.go | 996 996 + 0 - 0 !
compiler/vendor/golang.org/x/tools/go/gcimporter15/exportdata.go | 93 93 + 0 - 0 !
compiler/vendor/golang.org/x/tools/go/gcimporter15/gcimporter.go | 1041 1041 + 0 - 0 !
compiler/vendor/golang.org/x/tools/go/gcimporter15/isAlias18.go | 13 13 + 0 - 0 !
compiler/vendor/golang.org/x/tools/go/gcimporter15/isAlias19.go | 13 13 + 0 - 0 !
6 files changed, 2984 insertions(+)

 use gcimporter15 again

README.md | 19 19 + 0 - 0 !
build/build.go | 33 26 + 7 - 0 !
compiler/compiler.go | 1 0 + 1 - 0 !
compiler/natives/fs_vfsdata.go | 7 3 + 4 - 0 !
compiler/natives/src/runtime/runtime.go | 8 5 + 3 - 0 !
compiler/version_check.go | 26 21 + 5 - 0 !
tests/run.go | 12 3 + 9 - 0 !
tool.go | 42 34 + 8 - 0 !
8 files changed, 111 insertions(+), 37 deletions(-)

 previous versions of gopherjs just run with one version of go
             this patch is cherry picked from upstream an enables working on 
             any version