Assert size of rustc_parse_format::Piece<'_>

WaffleLapkin · WaffleLapkin · commit c44c82de2b17 · 2022-12-08T22:50:39.000Z
diff --git a/Cargo.lock b/Cargo.lock
@@ -4148,6 +4148,7 @@ dependencies = [
 name = "rustc_parse_format"
 version = "0.0.0"
 dependencies = [
+ "rustc_data_structures",
  "rustc_lexer",
 ]
 
diff --git a/compiler/rustc_parse_format/Cargo.toml b/compiler/rustc_parse_format/Cargo.toml
@@ -5,3 +5,4 @@ edition = "2021"
 
 [dependencies]
 rustc_lexer = { path = "../rustc_lexer" }
+rustc_data_structures = { path = "../rustc_data_structures" }
diff --git a/compiler/rustc_parse_format/src/lib.rs b/compiler/rustc_parse_format/src/lib.rs
@@ -908,5 +908,9 @@ fn find_skips_from_snippet(
     (skips, true)
 }
 
+// Assert a reasonable size for `Piece`
+#[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]
+rustc_data_structures::static_assert_size!(Piece<'_>, 16);
+
 #[cfg(test)]
 mod tests;

Original file line number	Diff line number	Diff line change
`@@ -5,3 +5,4 @@ edition = "2021"`
`5`	`5`
`6`	`6`	`[dependencies]`
`7`	`7`	`rustc_lexer = { path = "../rustc_lexer" }`
	`8`	`+rustc_data_structures = { path = "../rustc_data_structures" }`
Original file line number	Diff line number	Diff line change
`@@ -908,5 +908,9 @@ fn find_skips_from_snippet(`
`908`	`908`	`(skips, true)`
`909`	`909`	`}`
`910`	`910`
	`911`	+// Assert a reasonable size for `Piece`
	`912`	`+#[cfg(all(target_arch = "x86_64", target_pointer_width = "64"))]`
	`913`	`+rustc_data_structures::static_assert_size!(Piece<'_>, 16);`
	`914`	`+`
`911`	`915`	`#[cfg(test)]`
`912`	`916`	`mod tests;`