https://bugs.llvm.org/show_bug.cgi?id=41205
Bug ID: 41205
Summary: Clang-5+ crashes running
llvm::sroa::AllocaSlices::SliceBuilder::visitStoreInst
Product: clang
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: -New Bugs
Assignee: unassignedclangb...@nondot.org
Reporter: amir.sha...@gmail.com
CC: htmldevelo...@gmail.com, llvm-bugs@lists.llvm.org,
neeil...@live.com, richard-l...@metafoo.co.uk
A minimal example to produce the crash:
#include <optional>
#include <string>
struct A {
std::string s;
};
struct B : A {
std::optional<int> maybe;
};
B test() {
return {"one", 1};
}
Compile with -O3 -std=c++17
Crashes clang 5/6/7/8/trunk.
Also available here: https://godbolt.org/z/uxyY8u
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