================
@@ -0,0 +1,32 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fclangir -emit-cir %s -o
%t.cir
+// RUN: FileCheck --check-prefix=CIR --input-file=%t.cir %s
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fclangir -emit-llvm %s -o
%t-cir.ll
+// RUN: FileCheck --check-prefix=LLVM --input-file=%t-cir.ll %s
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm %s -o %t.ll
+// RUN: FileCheck --check-prefix=OGCG --input-file=%t.ll %s
+
+// _BitInt types are distinguished from regular integer types via the
+// "bitint" keyword in CIR. Verify that the type alias includes "_bitint"
+// and that regular __int128 does not.
+
+// CIR-DAG: !s32i_bitint = !cir.int<s, 32, bitint>
+// CIR-DAG: !s128i_bitint = !cir.int<s, 128, bitint>
+// CIR-DAG: !u64i_bitint = !cir.int<u, 64, bitint>
+// CIR-DAG: !s128i = !cir.int<s, 128>
+
+void take_bitint_32(_BitInt(32) x) {}
+// LLVM: define {{.*}} void @take_bitint_32(i32 {{.*}})
----------------
andykaylor wrote:
Can you add checks for the alignment?
https://github.com/llvm/llvm-project/pull/188113
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