[clang] a112df2 - [diagtool] Use StringRef::consume_front (NFC)

[Kazu Hirata via cfe-commits]

Author: Kazu Hirata
Date: 2024-01-29T18:46:11-08:00
New Revision: a112df28edc449e3e47101ffa7d4b6f0bc040c63

URL: https://github.com/llvm/llvm-project/commit/a112df28edc449e3e47101ffa7d4b6f0bc040c63
DIFF: https://github.com/llvm/llvm-project/commit/a112df28edc449e3e47101ffa7d4b6f0bc040c63.diff

LOG: [diagtool] Use StringRef::consume_front (NFC)

Added: 
    

Modified: 
    clang/tools/diagtool/TreeView.cpp

Removed: 
    


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diff  --git a/clang/tools/diagtool/TreeView.cpp b/clang/tools/diagtool/TreeView.cpp
index eae16243d3d59..00d1097b5fbfd 100644
--- a/clang/tools/diagtool/TreeView.cpp
+++ b/clang/tools/diagtool/TreeView.cpp
@@ -160,8 +160,7 @@ int TreeView::run(unsigned int argc, char **argv, llvm::raw_ostream &out) {
     break;
   case 1:
     RootGroup = argv[0];
-    if (RootGroup.starts_with("-W"))
-      RootGroup = RootGroup.substr(2);
+    RootGroup.consume_front("-W");
     if (RootGroup == "everything")
       ShowAll = true;
     // FIXME: Handle other special warning flags, like -pedantic.