[clang] [-Wunsafe-buffer-usage] Add absl::{Span,string_view} to UnsafeBufferUsage analysis (PR #127698)

[Malavika Samak via cfe-commits]

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@@ -891,7 +891,9 @@ AST_MATCHER(CallExpr, hasUnsafeSnprintfBuffer) {
 
   // Pattern 1:
   static StringRef SizedObjs[] = {"span", "array", "vector",
-                                  "basic_string_view", "basic_string"};
+                                  "basic_string_view", "basic_string",
+                                   // Support absl::Span and absl::string_view
+                                  "Span", "string_view" };
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malavikasamak wrote:

I agree. We need name space checks here.

https://github.com/llvm/llvm-project/pull/127698