[Docs][DebugInfo][RemoveDIs] Revise debug info migration guide title (#81480)

jryans · web-flow · commit a3dcc7ab3a41 · 2024-02-12T17:56:17.000Z
diff --git a/llvm/docs/RemoveDIsDebugInfo.md b/llvm/docs/RemoveDIsDebugInfo.md
@@ -1,4 +1,4 @@
-# What's all this then?
+# Debug info migration: From intrinsics to records
 
 We're planning on removing debug info intrinsics from LLVM, as they're slow, unwieldy and can confuse optimisation passes if they're not expecting them. Instead of having a sequence of instructions that looks like this:
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-# What's all this then?`
	`1`	`+# Debug info migration: From intrinsics to records`
`2`	`2`
`3`	`3`	`We're planning on removing debug info intrinsics from LLVM, as they're slow, unwieldy and can confuse optimisation passes if they're not expecting them. Instead of having a sequence of instructions that looks like this:`
`4`	`4`