[7.3.0] Add basic C++ path mapping support #22876
Merged
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Basic support for path mapping for
CppCompile
actions is added by wiring upPathMapper
with:Artifact
andNestedSet<PathFragment>
)Spawn#getPathMapper()
Also turns
external_include_paths
into a structured variable, which was missed in #22463.The following features are known to be unsupported for now:
layering_check
(requires rewriting paths to and in module maps)PathMapper
inCppCompileActionTemplate
)user_compile_flags
)These limitations will be lifted in follow-up PRs.
Work towards #6526
RELNOTES: Experimental support for path mapping
CppCompile
actions can be enabled via--modify_execution_info=CppCompile=+supports-path-mapping
.Closes #22445.
PiperOrigin-RevId: 646109274
Change-Id: I6f4eb92b6be3052547f144c681b6588e9fc40693
Closes #22875