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clang-tools-extra/clang-tidy/altera/StructPackAlignCheck.cpp
| Show All 13 Lines | |||||
| using namespace clang::ast_matchers; | using namespace clang::ast_matchers; | ||||
| namespace clang { | namespace clang { | ||||
| namespace tidy { | namespace tidy { | ||||
| namespace altera { | namespace altera { | ||||
| void StructPackAlignCheck::registerMatchers(MatchFinder *Finder) { | void StructPackAlignCheck::registerMatchers(MatchFinder *Finder) { | ||||
| Finder->addMatcher(recordDecl(isStruct(), isDefinition(), | Finder->addMatcher( | ||||
| unless(isExpansionInSystemHeader())) | recordDecl(isStruct(), isDefinition(), | ||||
| unless(anyOf(isExpansionInSystemHeader(), isImplicit()))) | |||||
| .bind("struct"), | .bind("struct"), | ||||
| this); | this); | ||||
| } | } | ||||
| CharUnits | CharUnits | ||||
| StructPackAlignCheck::computeRecommendedAlignment(CharUnits MinByteSize) { | StructPackAlignCheck::computeRecommendedAlignment(CharUnits MinByteSize) { | ||||
| CharUnits NewAlign = CharUnits::fromQuantity(1); | CharUnits NewAlign = CharUnits::fromQuantity(1); | ||||
| if (!MinByteSize.isPowerOfTwo()) { | if (!MinByteSize.isPowerOfTwo()) { | ||||
| int MSB = (int)MinByteSize.getQuantity(); | int MSB = (int)MinByteSize.getQuantity(); | ||||
| for (; MSB > 0; MSB /= 2) { | for (; MSB > 0; MSB /= 2) { | ||||
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