| Issue |
117433
|
| Summary |
[WebAssembly] ICE when using `__builtin_thread_pointer`
|
| Labels |
new issue
|
| Assignees |
|
| Reporter |
kleisauke
|
`test.c`:
```c
void *f0(void)
{
return __builtin_thread_pointer();
}
```
```console
$ /emsdk/upstream/bin/clang --target=wasm32 -o test.wasm test.c
fatal error: error in backend: Cannot select: intrinsic %llvm.thread.pointer
clang: error: clang frontend command failed with exit code 70 (use -v to see invocation)
clang version 20.0.0git (https:/github.com/llvm/llvm-project 3a31427224d4fa49d7ef737b21f6027dc4928ecf)
Target: wasm32
Thread model: posix
InstalledDir: /emsdk/upstream/bin
Build config: +assertions
clang: note: diagnostic msg:
********************
PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang: note: diagnostic msg: /tmp/test-9adbd1.c
clang: note: diagnostic msg: /tmp/test-9adbd1.sh
clang: note: diagnostic msg:
********************
```
Context: https://github.com/emscripten-core/emscripten/pull/21548.
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