[lld] 21fd875 - [lld/mac] Fix warning about unused variable [NFC]

[Mikael Holmen via llvm-commits]

Author: Mikael Holmen
Date: 2021-07-08T09:46:30+02:00
New Revision: 21fd8759529707b0f4430ebe8f27a01edc7f655e

URL: https://github.com/llvm/llvm-project/commit/21fd8759529707b0f4430ebe8f27a01edc7f655e
DIFF: https://github.com/llvm/llvm-project/commit/21fd8759529707b0f4430ebe8f27a01edc7f655e.diff

LOG: [lld/mac] Fix warning about unused variable [NFC]

Change "dyn_cast" to "isa" to get rid of the unused
variable "bitcodeFile".

gcc warned with

lld/MachO/Driver.cpp:531:17: warning: unused variable 'bitcodeFile' [-Wunused-variable]
531 |       if (auto *bitcodeFile = dyn_cast<BitcodeFile>(file)) {
    |                 ^~~~~~~~~~~

Added: 
    

Modified: 
    lld/MachO/Driver.cpp

Removed: 
    


################################################################################
diff  --git a/lld/MachO/Driver.cpp b/lld/MachO/Driver.cpp
index f886f0e03929c..045ca85dcab31 100644
--- a/lld/MachO/Driver.cpp
+++ b/lld/MachO/Driver.cpp
@@ -528,7 +528,7 @@ static void compileBitcodeFiles() {
   // FIXME: Remove this once LTO.cpp honors config->exportDynamic.
   if (config->exportDynamic)
     for (InputFile *file : inputFiles)
-      if (auto *bitcodeFile = dyn_cast<BitcodeFile>(file)) {
+      if (isa<BitcodeFile>(file)) {
         warn("the effect of -export_dynamic on LTO is not yet implemented");
         break;
       }