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[Index] Set OrigD before D is changed. 

Reviewers: akyrtzi, arphaman

Reviewed By: akyrtzi

Subscribers: cfe-commits

Differential Revision: https://reviews.llvm.org/D49476

llvm-svn: 337529
This commit is contained in:
Eric Liu 2018-07-20 08:08:56 +00:00
parent c2c7d15486
commit 3e0051bb51
4 changed files with 26 additions and 3 deletions
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6
clang/lib/Index/IndexingContext.cpp
View File

@ -350,6 +350,9 @@ bool IndexingContext::handleDeclOccurrence(const Decl *D, SourceLocation Loc,
}
}
if (!OrigD)
OrigD = D;
if (isTemplateImplicitInstantiation(D)) {
if (!IsRef)
return true;
@ -359,9 +362,6 @@ bool IndexingContext::handleDeclOccurrence(const Decl *D, SourceLocation Loc,
assert(!isTemplateImplicitInstantiation(D));
}
if (!OrigD)
OrigD = D;
if (IsRef)
Roles |= (unsigned)SymbolRole::Reference;
else if (isDeclADefinition(OrigD, ContainerDC, *Ctx))

19
clang/test/Index/index-template-specialization.cpp Normal file
View File

@ -0,0 +1,19 @@
template <typename T>
class Foo {
public:
void f(T t) {}
};
void g() {
Foo<int> foo;
foo.f(0);
}
// FIXME: if c-index-test uses OrigD for symbol info, refererences below should
// refer to template specialization decls.
// RUN: env CINDEXTEST_INDEXIMPLICITTEMPLATEINSTANTIATIONS=1 c-index-test -index-file %s | FileCheck %s
// CHECK: [indexDeclaration]: kind: c++-class-template | name: Foo
// CHECK-NEXT: [indexDeclaration]: kind: c++-instance-method | name: f
// CHECK-NEXT: [indexDeclaration]: kind: function | name: g
// CHECK-NEXT: [indexEntityReference]: kind: c++-class-template | name: Foo | USR: c:@ST>1#T@Foo
// CHECK-NEXT: [indexEntityReference]: kind: c++-instance-method | name: f | USR: c:@ST>1#T@Foo@F@f#t0.0#

2
clang/tools/c-index-test/c-index-test.c
View File

@ -3652,6 +3652,8 @@ static unsigned getIndexOptions(void) {
index_opts |= CXIndexOpt_IndexFunctionLocalSymbols;
if (!getenv("CINDEXTEST_DISABLE_SKIPPARSEDBODIES"))
index_opts |= CXIndexOpt_SkipParsedBodiesInSession;
if (getenv("CINDEXTEST_INDEXIMPLICITTEMPLATEINSTANTIATIONS"))
index_opts |= CXIndexOpt_IndexImplicitTemplateInstantiations;
return index_opts;
}

2
clang/tools/libclang/Indexing.cpp
View File

@ -402,6 +402,8 @@ static IndexingOptions getIndexingOptionsFromCXOptions(unsigned index_options) {
IndexingOptions IdxOpts;
if (index_options & CXIndexOpt_IndexFunctionLocalSymbols)
IdxOpts.IndexFunctionLocals = true;
if (index_options & CXIndexOpt_IndexImplicitTemplateInstantiations)
IdxOpts.IndexImplicitInstantiation = true;
return IdxOpts;
}