diff options
author | 2016-09-07 09:37:35 +0000 | |
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committer | 2016-09-07 10:44:29 +0000 | |
commit | 0474511201b66ba5b456f90c5e4beb7b1a1ef00f (patch) | |
tree | 197e4de46a32043eb613efb12a9de1f0e654ffb3 /src/main/java/com/google/devtools/build/lib/rules/cpp | |
parent | 0d32fc88d6d179bedef4a04bc22c44583365b859 (diff) |
Disable pruning header modules for FakeCppCompileActions. Those currently run a
build first before discovering their inputs and this build doesn't properly
declare its inputs if we do pruning.
--
MOS_MIGRATED_REVID=132414200
Diffstat (limited to 'src/main/java/com/google/devtools/build/lib/rules/cpp')
-rw-r--r-- | src/main/java/com/google/devtools/build/lib/rules/cpp/CppCompileActionBuilder.java | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/main/java/com/google/devtools/build/lib/rules/cpp/CppCompileActionBuilder.java b/src/main/java/com/google/devtools/build/lib/rules/cpp/CppCompileActionBuilder.java index 95bac0bed5..00a26ce192 100644 --- a/src/main/java/com/google/devtools/build/lib/rules/cpp/CppCompileActionBuilder.java +++ b/src/main/java/com/google/devtools/build/lib/rules/cpp/CppCompileActionBuilder.java @@ -245,10 +245,12 @@ public class CppCompileActionBuilder { // finalizeCompileActionBuilder on this builder. Preconditions.checkNotNull(shouldScanIncludes); + boolean fake = tempOutputFile != null; + // Configuration can be null in tests. NestedSetBuilder<Artifact> realMandatoryInputsBuilder = NestedSetBuilder.compileOrder(); realMandatoryInputsBuilder.addTransitive(mandatoryInputsBuilder.build()); - if (tempOutputFile == null && !shouldScanIncludes) { + if (!fake && !shouldScanIncludes) { realMandatoryInputsBuilder.addTransitive(context.getDeclaredIncludeSrcs()); } // We disable pruning header modules in CPP_MODULE_COMPILEs as that would lead to @@ -258,8 +260,11 @@ public class CppCompileActionBuilder { // something that uses A (a header of it), we mark A and all of its transitive deps as inputs. // We still don't need to rebuild A, as none of its inputs have changed, but we do rebuild B // now and then the two modules are out of sync. + // We also have to disable this for fake C++ compile actions as those currently do a build first + // before discovering inputs and thus would not declare their inputs properly. boolean shouldPruneModules = shouldScanIncludes + && !fake && !getActionName().equals(CppCompileAction.CPP_MODULE_COMPILE) && featureConfiguration.isEnabled(CppRuleClasses.PRUNE_HEADER_MODULES); if (featureConfiguration.isEnabled(CppRuleClasses.USE_HEADER_MODULES) && !shouldPruneModules) { @@ -268,7 +273,6 @@ public class CppCompileActionBuilder { realMandatoryInputsBuilder.addTransitive(context.getAdditionalInputs()); realMandatoryInputsBuilder.add(sourceFile); - boolean fake = tempOutputFile != null; // If the crosstool uses action_configs to configure cc compilation, collect execution info // from there, otherwise, use no execution info. |