http://llvm.org/bugs/show_bug.cgi?id=12791
Bug #: 12791
Summary: Error recovery can trigger Assertion `ResultKind !=
Found || Decls.size() == 1'
Product: clang
Version: trunk
Platform: PC
OS/Version: Linux
Status: NEW
Severity: normal
Priority: P
Component: C++
AssignedTo: unassignedclangbugs at nondot.org
ReportedBy: hfinkel at anl.gov
CC: dgregor at apple.com, llvmbugs at cs.uiuc.edu
Classification: Unclassified
Created attachment 8527
--> http://llvm.org/bugs/attachment.cgi?id=8527
reduced test case (provided by Craig Schroeder)
Running clang trunk on x86_64 on the attached reduced test case produces:
t2.cpp:19:33: error: unknown type name 'size_type'
static _CharT* _S_construct(size_type __req, _CharT __c, const _Alloc&
__a);
^
t2.cpp:14:34: error: use of undeclared identifier '_S_empty_rep'
basic_string() : _M_dataplus(_S_empty_rep()._M_refdata(), _Alloc()) {}
^
clang: /src/llvm-trunk-writable/tools/clang/lib/Sema/SemaLookup.cpp:312: void
clang::LookupResult::sanityImpl() const: Assertion `ResultKind != Found ||
Decls.size() == 1' failed.
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