Rename variadic to c_variadic

Function signatures with the `variadic` member set are actually
C-variadic functions. Make this a little more explicit by renaming the
`variadic` boolean value, `c_variadic`.

9 files changed, 12 insertions, 12 deletions

diff --git a/src/test/ui/c-variadic/variadic-ffi-1.stderr b/src/test/ui/c-variadic/variadic-ffi-1.stderr
index 52d7394d6af..61d55ce0d3e 100644
--- a/src/test/ui/c-variadic/variadic-ffi-1.stderr
+++ b/src/test/ui/c-variadic/variadic-ffi-1.stderr
@@ -1,8 +1,8 @@
-error[E0045]: variadic function must have C or cdecl calling convention
+error[E0045]: C-variadic function must have C or cdecl calling convention
   --> $DIR/variadic-ffi-1.rs:5:5
    |
 LL |     fn printf(_: *const u8, ...); //~ ERROR: variadic function must have C or cdecl calling
-   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ variadics require C or cdecl calling convention
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ C-variadics require C or cdecl calling convention
 
 error: aborting due to previous error
 
diff --git a/src/test/ui/c-variadic/variadic-ffi-2.stderr b/src/test/ui/c-variadic/variadic-ffi-2.stderr
index cb2a9f874b7..4c8b8d2b2e1 100644
--- a/src/test/ui/c-variadic/variadic-ffi-2.stderr
+++ b/src/test/ui/c-variadic/variadic-ffi-2.stderr
@@ -1,8 +1,8 @@
-error[E0045]: variadic function must have C or cdecl calling convention
+error[E0045]: C-variadic function must have C or cdecl calling convention
   --> $DIR/variadic-ffi-2.rs:3:11
    |
 LL | fn baz(f: extern "stdcall" fn(usize, ...)) {
-   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ variadics require C or cdecl calling convention
+   |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ C-variadics require C or cdecl calling convention
 
 error: aborting due to previous error
 
diff --git a/src/test/ui/error-codes/E0045.stderr b/src/test/ui/error-codes/E0045.stderr
index b38bbc169bd..0ce91f0a401 100644
--- a/src/test/ui/error-codes/E0045.stderr
+++ b/src/test/ui/error-codes/E0045.stderr
@@ -1,8 +1,8 @@
-error[E0045]: variadic function must have C or cdecl calling convention
+error[E0045]: C-variadic function must have C or cdecl calling convention
   --> $DIR/E0045.rs:1:17
    |
 LL | extern "Rust" { fn foo(x: u8, ...); }   //~ ERROR E0045
-   |                 ^^^^^^^^^^^^^^^^^^^ variadics require C or cdecl calling convention
+   |                 ^^^^^^^^^^^^^^^^^^^ C-variadics require C or cdecl calling convention
 
 error: aborting due to previous error
 
diff --git a/src/test/ui/invalid/invalid-variadic-function.rs b/src/test/ui/invalid/invalid-variadic-function.rs
index aea630e7c26..8d23f0e4770 100644
--- a/src/test/ui/invalid/invalid-variadic-function.rs
+++ b/src/test/ui/invalid/invalid-variadic-function.rs
@@ -1,3 +1,3 @@
 extern "C" fn foo(x: u8, ...);
-//~^ ERROR only foreign functions are allowed to be variadic
+//~^ ERROR only foreign functions are allowed to be C-variadic
 //~| ERROR expected one of `->`, `where`, or `{`, found `;`
diff --git a/src/test/ui/invalid/invalid-variadic-function.stderr b/src/test/ui/invalid/invalid-variadic-function.stderr
index 7a0b8066fd5..b2dbf8b9190 100644
--- a/src/test/ui/invalid/invalid-variadic-function.stderr
+++ b/src/test/ui/invalid/invalid-variadic-function.stderr
@@ -1,4 +1,4 @@
-error: only foreign functions are allowed to be variadic
+error: only foreign functions are allowed to be C-variadic
   --> $DIR/invalid-variadic-function.rs:1:26
    |
 LL | extern "C" fn foo(x: u8, ...);
diff --git a/src/test/ui/parser/variadic-ffi-3.rs b/src/test/ui/parser/variadic-ffi-3.rs
index 13bce27bb83..ce83cc87abe 100644
--- a/src/test/ui/parser/variadic-ffi-3.rs
+++ b/src/test/ui/parser/variadic-ffi-3.rs
@@ -1,5 +1,5 @@
 fn foo(x: isize, ...) {
-    //~^ ERROR: only foreign functions are allowed to be variadic
+    //~^ ERROR: only foreign functions are allowed to be C-variadic
 }
 
 fn main() {}
diff --git a/src/test/ui/parser/variadic-ffi-3.stderr b/src/test/ui/parser/variadic-ffi-3.stderr
index 150de9e63d3..8ea4d194396 100644
--- a/src/test/ui/parser/variadic-ffi-3.stderr
+++ b/src/test/ui/parser/variadic-ffi-3.stderr
@@ -1,4 +1,4 @@
-error: only foreign functions are allowed to be variadic
+error: only foreign functions are allowed to be C-variadic
   --> $DIR/variadic-ffi-3.rs:1:18
    |
 LL | fn foo(x: isize, ...) {
diff --git a/src/test/ui/parser/variadic-ffi-4.rs b/src/test/ui/parser/variadic-ffi-4.rs
index 812ed256a5d..5f8b3f8f539 100644
--- a/src/test/ui/parser/variadic-ffi-4.rs
+++ b/src/test/ui/parser/variadic-ffi-4.rs
@@ -1,5 +1,5 @@
 extern "C" fn foo(x: isize, ...) {
-    //~^ ERROR: only foreign functions are allowed to be variadic
+    //~^ ERROR: only foreign functions are allowed to be C-variadic
 }
 
 fn main() {}
diff --git a/src/test/ui/parser/variadic-ffi-4.stderr b/src/test/ui/parser/variadic-ffi-4.stderr
index 2d036b0cf37..69fbf84869c 100644
--- a/src/test/ui/parser/variadic-ffi-4.stderr
+++ b/src/test/ui/parser/variadic-ffi-4.stderr
@@ -1,4 +1,4 @@
-error: only foreign functions are allowed to be variadic
+error: only foreign functions are allowed to be C-variadic
   --> $DIR/variadic-ffi-4.rs:1:29
    |
 LL | extern "C" fn foo(x: isize, ...) {