https://bugs.llvm.org/show_bug.cgi?id=50091
Bug ID: 50091
Summary: __builtin_dump_struct crashed on struct with bitfields
Product: clang
Version: 11.0
Hardware: PC
OS: Windows NT
Status: NEW
Severity: enhancement
Priority: P
Component: C
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected], [email protected],
[email protected], [email protected],
[email protected]
Created attachment 24795
--> https://bugs.llvm.org/attachment.cgi?id=24795&action=edit
clang created preprocessed source file and script
The following code makes clang crash. It happened on clang8, clang11 and
clang12.
typedef union {
struct {
int a : 2;
int b : 2;
};
int asInt;
} MyBitFields;
MyBitFields r;
int main() {
__builtin_dump_struct(&r, &printf);
return 0;
}
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