# Verify that the compiler resolves a relative filename in a //line directive
# against the directory of the file containing the directive, not against
# the compiler's working directory.
# See go.dev/issue/70478.

# Build from the module root: the resolved path should include the package dir.
! go build ./sub
stderr 'sub[/\\]README\.md:1: '

# Build from a sibling directory (still inside the module): same resolved path.
mkdir other
cd other
! go build ../sub
stderr 'sub[/\\]README\.md:1: '
cd ..

# Build from inside the package directory: the resolved path is anchored at
# that directory (which would not be the case under the pre-#70478 behavior,
# where the bare README.md was reported regardless of the build CWD).
cd sub
! go build .
stderr '\.[/\\]README\.md:1: '

-- go.mod --
module example.com/linedirtest

go 1.21
-- sub/foo.go --
package sub

//line README.md:1
invalid