Auto merge of #64886 - Centril:rollup-30dqh8j, r=Centril

Rollup of 5 pull requests

Successful merges:

 - #63492 (Remove redundancy from the implementation of C variadics.)
 - #64589 (Differentiate AArch64 bare-metal targets between hf and non-hf.)
 - #64799 (Fix double panic when printing query stack during an ICE)
 - #64824 (No StableHasherResult everywhere)
 - #64884 (Add pkg-config to dependency list if building for Linux on Linux)

Failed merges:

r? @ghost

3 files changed, 2 insertions, 5 deletions

diff --git a/src/libsyntax/parse/parser/expr.rs b/src/libsyntax/parse/parser/expr.rs
index c776704b285..23674ad589d 100644
--- a/src/libsyntax/parse/parser/expr.rs
+++ b/src/libsyntax/parse/parser/expr.rs
@@ -1176,7 +1176,6 @@ impl<'a> Parser<'a> {
         Ok(P(FnDecl {
             inputs: inputs_captures,
             output,
-            c_variadic: false
         }))
     }
 
diff --git a/src/libsyntax/parse/parser/item.rs b/src/libsyntax/parse/parser/item.rs
index 370030d02c7..92b19b73e57 100644
--- a/src/libsyntax/parse/parser/item.rs
+++ b/src/libsyntax/parse/parser/item.rs
@@ -1292,13 +1292,12 @@ impl<'a> Parser<'a> {
 
     /// Parses the argument list and result type of a function declaration.
     fn parse_fn_decl(&mut self, allow_c_variadic: bool) -> PResult<'a, P<FnDecl>> {
-        let (args, c_variadic) = self.parse_fn_params(true, allow_c_variadic)?;
+        let args = self.parse_fn_params(true, allow_c_variadic)?;
         let ret_ty = self.parse_ret_ty(true)?;
 
         Ok(P(FnDecl {
             inputs: args,
             output: ret_ty,
-            c_variadic,
         }))
     }
 
diff --git a/src/libsyntax/parse/parser/ty.rs b/src/libsyntax/parse/parser/ty.rs
index b4c006ca2b1..c52d3733b5e 100644
--- a/src/libsyntax/parse/parser/ty.rs
+++ b/src/libsyntax/parse/parser/ty.rs
@@ -292,12 +292,11 @@ impl<'a> Parser<'a> {
         };
 
         self.expect_keyword(kw::Fn)?;
-        let (inputs, c_variadic) = self.parse_fn_params(false, true)?;
+        let inputs = self.parse_fn_params(false, true)?;
         let ret_ty = self.parse_ret_ty(false)?;
         let decl = P(FnDecl {
             inputs,
             output: ret_ty,
-            c_variadic,
         });
         Ok(TyKind::BareFn(P(BareFnTy {
             abi,