[llvm-mca] Fix MCACommentConsumer

MaskRay · MaskRay · commit bb08257cf318 · 2018-04-09T17:06:57.000Z
llvm-svn: 329592
diff --git a/llvm/tools/llvm-mca/llvm-mca.cpp b/llvm/tools/llvm-mca/llvm-mca.cpp
@@ -191,7 +191,7 @@ class MCACommentConsumer : public AsmCommentConsumer {
     // Skip spaces and tabs
     Position = Comment.find_first_not_of(" \t");
     if (Position < Comment.size())
-      Comment.drop_front(Position);
+      Comment = Comment.drop_front(Position);
     // Use the rest of the string as a descriptor for this code snippet.
     Regions.beginRegion(Comment, Loc);
   }

Original file line number	Diff line number	Diff line change
`@@ -191,7 +191,7 @@ class MCACommentConsumer : public AsmCommentConsumer {`
`191`	`191`	`// Skip spaces and tabs`
`192`	`192`	`Position = Comment.find_first_not_of(" \t");`
`193`	`193`	`if (Position < Comment.size())`
`194`		`- Comment.drop_front(Position);`
	`194`	`+ Comment = Comment.drop_front(Position);`
`195`	`195`	`// Use the rest of the string as a descriptor for this code snippet.`
`196`	`196`	`Regions.beginRegion(Comment, Loc);`
`197`	`197`	`}`