https://bugs.llvm.org/show_bug.cgi?id=52244
Bug ID: 52244
Summary: -Wno-unused has no effect after -W
Product: clang
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: C++
Assignee: unassignedclangb...@nondot.org
Reporter: hui.xie0...@gmail.com
CC: blitzrak...@gmail.com, dgre...@apple.com,
erik.pilking...@gmail.com, llvm-bugs@lists.llvm.org,
richard-l...@metafoo.co.uk
Compile the following code
```
void foo(int a){
}
```
with -Wextra -Wno-unused
It still gives unused warning
unused parameter 'a' [-Werror,-Wunused-parameter]
https://godbolt.org/z/bYhcdY7Y1
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