[clang] [llvm] [CIR][CUDA] Introduce cu.var_registration for shadow and attach device-side var metadata, internalize device side variables, and lower poison attribute (PR #190087)

[Konstantinos Parasyris via cfe-commits]

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@@ -95,8 +175,8 @@ __global__ void fn() {
 
 // OGCG-DEVICE: define dso_local ptx_kernel void @_Z2fnv()
 // OGCG-DEVICE: entry:
-// OGCG-DEVICE:   %[[ALLOCA:.*]] = alloca i32, align 4
-// OGCG-DEVICE:   store i32 0, ptr %[[ALLOCA]], align 4
-// OGCG-DEVICE:   %[[VAL:.*]] = load i32, ptr %[[ALLOCA]], align 4
-// OGCG-DEVICE:   store i32 %[[VAL]], ptr addrspacecast (ptr addrspace(3) @_ZZ2fnvE1j to ptr), align 4
+// OGCG-DEVICE:   %[[ALLOCA:.*]] = alloca i32
+// OGCG-DEVICE:   store i32 0, ptr %[[ALLOCA]]
+// OGCG-DEVICE:   %[[VAL:.*]] = load i32, ptr %[[ALLOCA]]
+// OGCG-DEVICE:   store i32 %[[VAL]], ptr addrspacecast (ptr addrspace(3) @_ZZ2fnvE1j to ptr)
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koparasy wrote:

why do we delete align here?

https://github.com/llvm/llvm-project/pull/190087