[llvm] [AArch64][CodeGen] Fix crash when fptrunc returns fp16 with +nofp attr (PR #81724)

[David Green via llvm-commits]

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@@ -0,0 +1,21 @@
+; RUN: llc -mcpu=cortex-r82 -O1 -o - %s | FileCheck %s
+
+; Source used:
+; __fp16 f2h(float a) { return a; }
+; Compiled with: clang --target=aarch64-arm-none-eabi -march=armv8-r+nofp
+
+define hidden noundef nofpclass(nan inf) half @f2h(float noundef nofpclass(nan inf) %a) local_unnamed_addr #0 {
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davemgreen wrote:

This can probably be cleaned up a bit - Remove hidden, noundef, the fpclass and local_unnamed_addr #0

https://github.com/llvm/llvm-project/pull/81724