[clang] [CIR] Upstream extract op for VectorType (PR #138413)

[Andy Kaylor via cfe-commits]

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@@ -96,3 +96,36 @@ void foo2(vi4 p) {}
 
 // OGCG: %[[VEC_A:.*]] = alloca <4 x i32>, align 16
 // OGCG: store <4 x i32> %{{.*}}, ptr %[[VEC_A]], align 16
+
+void foo3() {
+  vi4 a = { 1, 2, 3, 4 };
+  int e = a[1];
+}
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andykaylor wrote:

Can you add a test where the index of the element being extracted is a variable?

https://github.com/llvm/llvm-project/pull/138413