[llvm] AMDGPU: Do not assert on unhandled types when demangling libcalls (PR #120068)

[Matt Arsenault via llvm-commits]

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@@ -0,0 +1,19 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
+; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -passes=amdgpu-simplifylib -amdgpu-prelink %s | FileCheck %s
+; Make sure there are no crashes on unexpected types
+
+%struct.vfloat3 = type { float, float, float }
+
+declare hidden %struct.vfloat3 @_Z3mix7vfloat3S_f(float, float, float, float, float, float, float) #1
----------------
arsenm wrote:

```suggestion
declare hidden %struct.vfloat3 @_Z3mix7vfloat3S_f(float, float, float, float, float, float, float)
```

https://github.com/llvm/llvm-project/pull/120068