http://llvm.org/bugs/show_bug.cgi?id=17578
Bug ID: 17578
Summary: Clang crash compiling offsetof member of virtual base
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: LLVM Codegen
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
Compiling the following test case caused clang front end to crash.
/* clang -S -o - test.cpp */
#include <cstddef>
struct Base {
int a;
};
struct Derived : virtual Base
{};
void foo()
{
int xx = offsetof(Derived, a);
}
/* end test.cpp */
clang: llvm/tools/clang/lib/CodeGen/CGExprScalar.cpp:1849: llvm::Value*
{anonymous}::ScalarExprEmitter::VisitOffsetOfExpr(clang::OffsetOfExpr*):
Assertion `i < RL.getFieldCount() && "offsetof field in wrong type"' failed.
clang version 3.4 (trunk 191913)
Target: x86_64-unknown-linux-gnu
Thread model: posix
clang: note: diagnostic msg: PLEASE submit a bug report to
http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and
associated run script.
clang: note: diagnostic msg:
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