https://bugs.llvm.org/show_bug.cgi?id=40784
Bug ID: 40784
Summary: Crash in MC with alias of alias.
Product: libraries
Version: trunk
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: Backend: WebAssembly
Assignee: unassignedb...@nondot.org
Reporter: s...@chromium.org
CC: llvm-bugs@lists.llvm.org
```
target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
target triple = "wasm32-unknown-unknown-wasm"
@foo = alias i8, bitcast (i8* ()* @func to i8*)
@bar = alias i8* (), i8* ()* @func
@bar2 = alias i8* (), i8* ()* @bar
define i8* @func() {
call i8* @bar2();
ret i8* @foo;
}
```
Results in:
llc:
/usr/local/google/home/sbc/dev/wasm/llvm-project/llvm/include/llvm/MC/MCSymbol.h:323:
uint64_t llvm::MCSymbol::getOffset() const: Assertion `(SymbolContents ==
SymContentsUnset || SymbolContents == SymContentsOffset) && "Cannot get offset
for a common/variable symbol"' failed.
Stack dump:
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