[llvm] [C API] Add function to create constantRange attributes to C API (PR #90505)

[Nikita Popov via llvm-commits]

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@@ -178,6 +179,19 @@ LLVMTypeRef LLVMGetTypeAttributeValue(LLVMAttributeRef A) {
   return wrap(Attr.getValueAsType());
 }
 
+LLVMAttributeRef LLVMCreateConstantRangeAttribute(
+    LLVMContextRef C, unsigned KindID, LLVMTypeRef IntTy,
+    unsigned LowerNumWords, const uint64_t LowerWords[], unsigned UpperNumWords,
+    const uint64_t UpperWords[]) {
+  unsigned BitWidth = unwrap<IntegerType>(IntTy)->getBitWidth();
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nikic wrote:

Hm, I wonder whether it would be better to directly pass the bitwidth, rather than a type?

https://github.com/llvm/llvm-project/pull/90505