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Comment parsing: fix a crash when dumping comment ast for a function template 

with variadic parameters

Patch by Joe Ranieri.

llvm-svn: 204236
This commit is contained in:
Dmitri Gribenko 2014-03-19 14:03:47 +00:00
parent d9eb05aca3
commit dbff5c71fa
2 changed files with 9 additions and 1 deletions
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2
clang/lib/AST/ASTDumper.cpp
View File

@ -2069,7 +2069,7 @@ void ASTDumper::visitParamCommandComment(const ParamCommandComment *C) {
OS << " Param=\"" << C->getParamNameAsWritten() << "\"";
}
if (C->isParamIndexValid())
if (C->isParamIndexValid() && !C->isVarArgParam())
OS << " ParamIndex=" << C->getParamIndex();
}

8
clang/test/Misc/ast-dump-comment.cpp
View File

@ -67,3 +67,11 @@ int Test_VerbatimBlockComment;
// CHECK: VarDecl{{.*}}Test_VerbatimBlockComment
// CHECK: VerbatimBlockComment{{.*}} Name="verbatim" CloseName="endverbatim"
// CHECK-NEXT: VerbatimBlockLineComment{{.*}} Text=" Aaa"
/// \param ... More arguments
template<typename T>
void Test_TemplatedFunctionVariadic(int arg, ...);
// CHECK: FunctionTemplateDecl{{.*}}Test_TemplatedFunctionVariadic
// CHECK: ParamCommandComment{{.*}} [in] implicitly Param="..."
// CHECK-NEXT: ParagraphComment
// CHECK-NEXT: TextComment{{.*}} Text=" More arguments"