| Issue |
56418
|
| Summary |
LLVM 11 regression: assertion "conflicting locations for variable"
|
| Labels |
bug,
regression
|
| Assignees |
|
| Reporter |
andrewrk
|
reproduces with assert builds of:
* LLVM 14.0.6
* LLVM 13.0.1
* LLVM 12.0.0-rc4
* LLVM 11.0.1
does NOT reproduce with assert builds of:
* LLVM 10.0.1
Reduction: 66KB .ll file here: https://github.com/ziglang/zig/issues/8442#issuecomment-1177111026
Repro:
```
$ ~/local/llvm13-debug/bin/clang -c reduced.ll -O2
clang: /home/andy/Downloads/llvm-project-13/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp:319: void llvm::DbgVariable::addMMIEntry(const llvm::DbgVariable&): Assertion `(FrameIndexExprs.size() == 1 || llvm::all_of(FrameIndexExprs, [](FrameIndexExpr &FIE) { return FIE.Expr && FIE.Expr->isFragment(); })) && "conflicting locations for variable"' failed.
```
Downstream issue: #8442
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