[llvm] AMDGPU: Avoid report_fatal_error for reporting libcalls (PR #145134)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-amdgpu

Author: Matt Arsenault (arsenm)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/145134.diff


1 Files Affected:

- (modified) llvm/lib/Target/AMDGPU/SIISelLowering.cpp (+1-1) 


``````````diff
diff --git a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
index 07d79d677104a..b752ccd6e14b1 100644
--- a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
@@ -3805,7 +3805,7 @@ SDValue SITargetLowering::LowerCall(CallLoweringInfo &CLI,
   }
 
   if (!CLI.CB)
-    report_fatal_error("unsupported libcall legalization");
+    return lowerUnhandledCall(CLI, InVals, "unsupported libcall legalization");
 
   if (IsTailCall && MF.getTarget().Options.GuaranteedTailCallOpt) {
     return lowerUnhandledCall(CLI, InVals,

``````````

</details>


https://github.com/llvm/llvm-project/pull/145134