[LV] Use StringRef::consume_front. NFC (llvm#161454)

topperc · mahesh-attarde · commit e86ad3d3f8f9 · 2025-10-02T21:16:52.000-07:00
diff --git a/llvm/lib/Transforms/Vectorize/LoopVectorizationLegality.cpp b/llvm/lib/Transforms/Vectorize/LoopVectorizationLegality.cpp
@@ -293,9 +293,8 @@ void LoopVectorizeHints::getHintsFromMetadata() {
 }
 
 void LoopVectorizeHints::setHint(StringRef Name, Metadata *Arg) {
-  if (!Name.starts_with(Prefix()))
+  if (!Name.consume_front(Prefix()))
     return;
-  Name = Name.substr(Prefix().size(), StringRef::npos);
 
   const ConstantInt *C = mdconst::dyn_extract<ConstantInt>(Arg);
   if (!C)

Original file line number	Diff line number	Diff line change
`@@ -293,9 +293,8 @@ void LoopVectorizeHints::getHintsFromMetadata() {`
`293`	`293`	`}`
`294`	`294`
`295`	`295`	`void LoopVectorizeHints::setHint(StringRef Name, Metadata *Arg) {`
`296`		`- if (!Name.starts_with(Prefix()))`
	`296`	`+ if (!Name.consume_front(Prefix()))`
`297`	`297`	`return;`
`298`		`- Name = Name.substr(Prefix().size(), StringRef::npos);`
`299`	`298`
`300`	`299`	`const ConstantInt *C = mdconst::dyn_extract<ConstantInt>(Arg);`
`301`	`300`	`if (!C)`