[clang] [llvm] [NFC][AMDGPU] Pre-commit clang and llvm tests for dynamic allocas (PR #120063)

[Matt Arsenault via cfe-commits]

================
@@ -5,8 +5,46 @@ target datalayout = "A5"
 
 ; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
 
-define amdgpu_kernel void @test_dynamic_stackalloc(ptr addrspace(1) %out, i32 
%n) {
+define amdgpu_kernel void @test_dynamic_stackalloc(i32 %n) {
   %alloca = alloca i32, i32 %n, addrspace(5)
-  store volatile i32 0, ptr addrspace(5) %alloca
+  store volatile i32 123, ptr addrspace(5) %alloca
   ret void
 }
+
+; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
+
+define amdgpu_kernel void @test_dynamic_stackalloc_multiple_allocas(i32 %n) {
+  %alloca1 = alloca i32, i32 8, addrspace(5)
+  %alloca2 = alloca i32, i32 %n, addrspace(5)
+  %alloca3 = alloca i32, i32 10, addrspace(5)
+  store volatile i32 1, ptr addrspace(5) %alloca1
+  store volatile i32 2, ptr addrspace(5) %alloca2
+  store volatile i32 3, ptr addrspace(5) %alloca3
+  ret void
+}
+
+; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
+
+define amdgpu_kernel void @test_dynamic_stackalloc_custom_alignment(i32 %n) {
+  %alloca = alloca i32, i32 %n, align 128, addrspace(5)
+  store volatile i32 1, ptr addrspace(5) %alloca
+  ret void
+}
+
+; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
+
+define amdgpu_kernel void @test_dynamic_stackalloc_non_entry_block(i32 %n) {
+  entry:
----------------
arsenm wrote:

Indent is off 

https://github.com/llvm/llvm-project/pull/120063
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