[llvm] [SPIR-V] Cast ptr kernel args to i8* when used as Store's value operand (PR #78603)

[Nathan Gauër via llvm-commits]

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@@ -0,0 +1,19 @@
+; RUN: llc -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s
+; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %}
+
+define spir_kernel void @foo(ptr addrspace(1) %arg) !kernel_arg_addr_space !1 !kernel_arg_access_qual !2 !kernel_arg_type !3 !kernel_arg_base_type !3 !kernel_arg_type_qual !4 {
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Keenuts wrote:

Do we have a test that covers the case you mentioned where the arguments can be found in the module-level metadata?

https://github.com/llvm/llvm-project/pull/78603