[llvm] [AsmPrinter] Remove an unnecessary cast (NFC) (PR #150839)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-debuginfo

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>

getLabelAfterInsn() already returns MCSymbol *.


---
Full diff: https://github.com/llvm/llvm-project/pull/150839.diff


1 Files Affected:

- (modified) llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp (+3-4) 


``````````diff
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 11b85763a3fb1..71888332a6620 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -972,10 +972,9 @@ void DwarfDebug::constructCallSiteEntryDIEs(const DISubprogram &SP,
       // the call graph which could lead to some target function. For tail
       // calls, no return PC information is needed, unless tuning for GDB in
       // DWARF4 mode in which case we fake a return PC for compatibility.
-      const MCSymbol *PCAddr =
-          (!IsTail || CU.useGNUAnalogForDwarf5Feature())
-              ? const_cast<MCSymbol *>(getLabelAfterInsn(TopLevelCallMI))
-              : nullptr;
+      const MCSymbol *PCAddr = (!IsTail || CU.useGNUAnalogForDwarf5Feature())
+                                   ? getLabelAfterInsn(TopLevelCallMI)
+                                   : nullptr;
 
       // For tail calls, it's necessary to record the address of the branch
       // instruction so that the debugger can show where the tail call occurred.

``````````

</details>


https://github.com/llvm/llvm-project/pull/150839