[LLVMbugs] [Bug 7402] New: Incorrect "initializing multiple members" error, which lacks a SourceLocation

bugzilla-daemon at llvm.org bugzilla-daemon at llvm.org
Thu Jun 17 14:59:14 PDT 2010


           Summary: Incorrect "initializing multiple members" error, which
                    lacks a SourceLocation
           Product: clang
           Version: trunk
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: C++
        AssignedTo: unassignedclangbugs at nondot.org
        ReportedBy: jyasskin at google.com
                CC: llvmbugs at cs.uiuc.edu, dgregor at apple.com

$ cat test.cc
struct MyStruct {
  union {
    void* ptr_;
    struct { int i_; };

  template <typename T> MyStruct(T) : ptr_(0) { }

void f() {
  MyStruct s(3);
$ clang++ -fsyntax-only  test.cc
error: initializing multiple members of anonymous union
test.cc:11:12: note: in instantiation of function template specialization
      'MyStruct::MyStruct<int>' requested here
  MyStruct s(3);
test.cc:7:39: note: previous initialization is here
  template <typename T> MyStruct(T) : ptr_(0) { }
1 error generated.

Note that the error line doesn't have a location, and that only one member is
being initialized.  The error goes away if the MyStruct constructor isn't a

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