update docs/tests for async/extern fn removal

Author: tadeokondrak

doc/langref.html.in

@@ -6713,7 +6713,7 @@ const assert = std.debug.assert;
 test "async fn pointer in a struct field" {
     var data: i32 = 1;
     const Foo = struct {
-        bar: async fn (*i32) void,
+        bar: fn (*i32) callconv(.Async) void,
     };
     var foo = Foo{ .bar = func };
     var bytes: [64]u8 align(@alignOf(@Frame(func))) = undefined;
@@ -6723,7 +6723,7 @@ test "async fn pointer in a struct field" {
     assert(data == 4);
 }
 
-async fn func(y: *i32) void {
+fn func(y: *i32) void {
     defer y.* += 2;
     y.* += 1;
     suspend;

test/compile_errors.zig

@@ -779,7 +779,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
     });
 
     cases.add("exported async function",
-        \\export async fn foo() void {}
+        \\export fn foo() callconv(.Async) void {}
     , &[_][]const u8{
         "tmp.zig:1:1: error: exported function cannot be async",
     });
@@ -1258,11 +1258,11 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
 
     cases.add("bad alignment in @asyncCall",
         \\export fn entry() void {
-        \\    var ptr: async fn () void = func;
+        \\    var ptr: fn () callconv(.Async) void = func;
         \\    var bytes: [64]u8 = undefined;
         \\    _ = @asyncCall(&bytes, {}, ptr);
         \\}
-        \\async fn func() void {}
+        \\fn func() callconv(.Async) void {}
     , &[_][]const u8{
         "tmp.zig:4:21: error: expected type '[]align(16) u8', found '*[64]u8'",
     });
@@ -1408,7 +1408,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
         \\export fn entry() void {
         \\    _ = async amain();
         \\}
-        \\async fn amain() void {
+        \\fn amain() callconv(.Async) void {
         \\    other();
         \\}
         \\fn other() void {
@@ -1424,7 +1424,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
         \\export fn entry() void {
         \\    _ = async amain();
         \\}
-        \\async fn amain() void {
+        \\fn amain() callconv(.Async) void {
         \\    var x: [@sizeOf(@Frame(amain))]u8 = undefined;
         \\}
     , &[_][]const u8{
@@ -1451,7 +1451,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
         \\    var ptr = afunc;
         \\    _ = ptr();
         \\}
-        \\async fn afunc() void {}
+        \\fn afunc() callconv(.Async) void {}
     , &[_][]const u8{
         "tmp.zig:6:12: error: function is not comptime-known; @asyncCall required",
     });
@@ -1462,7 +1462,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
         \\    _ = async ptr();
         \\}
         \\
-        \\async fn afunc() void { }
+        \\fn afunc() callconv(.Async) void { }
     , &[_][]const u8{
         "tmp.zig:3:15: error: function is not comptime-known; @asyncCall required",
     });
@@ -3051,7 +3051,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
         \\export fn entry() void {
         \\    _ = async foo();
         \\}
-        \\async fn foo() void {
+        \\fn foo() void {
         \\    suspend {
         \\        suspend {
         \\        }
@@ -3099,7 +3099,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
         \\export fn entry() void {
         \\    _ = async amain();
         \\}
-        \\async fn amain() void {
+        \\fn amain() callconv(.Async) void {
         \\    return error.ShouldBeCompileError;
         \\}
     , &[_][]const u8{
@@ -3569,7 +3569,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
     });
 
     cases.add("attempt to use 0 bit type in extern fn",
-        \\extern fn foo(ptr: extern fn(*void) void) void;
+        \\extern fn foo(ptr: fn(*void) callconv(.C) void) void;
         \\
         \\export fn entry() void {
         \\    foo(bar);
@@ -3580,7 +3580,7 @@ pub fn addCases(cases: *tests.CompileErrorContext) void {
         \\    bar(&{});
         \\}
     , &[_][]const u8{
-        "tmp.zig:1:30: error: parameter of type '*void' has 0 bits; not allowed in function with calling convention 'C'",
+        "tmp.zig:1:23: error: parameter of type '*void' has 0 bits; not allowed in function with calling convention 'C'",
         "tmp.zig:7:11: error: parameter of type '*void' has 0 bits; not allowed in function with calling convention 'C'",
     });
 

test/runtime_safety.zig

@@ -282,7 +282,7 @@ pub fn addCases(cases: *tests.CompareOutputContext) void {
         \\    var ptr = other;
         \\    var frame = @asyncCall(&bytes, {}, ptr);
         \\}
-        \\async fn other() void {
+        \\fn other() callconv(.Async) void {
         \\    suspend;
         \\}
     );
@@ -874,16 +874,16 @@ pub fn addCases(cases: *tests.CompareOutputContext) void {
         \\    return &failing_frame;
         \\}
         \\
-        \\async fn failing() anyerror!void {
+        \\fn failing() anyerror!void {
         \\    suspend;
         \\    return second();
         \\}
         \\
-        \\async fn second() anyerror!void {
+        \\fn second() callconv(.Async) anyerror!void {
         \\    return error.Fail;
         \\}
         \\
-        \\async fn printTrace(p: anyframe->anyerror!void) void {
+        \\fn printTrace(p: anyframe->anyerror!void) void {
         \\    (await p) catch unreachable;
         \\}
     );

test/stack_traces.zig

@@ -282,7 +282,7 @@ pub fn addCases(cases: *tests.StackTracesContext) void {
                     \\source.zig:10:8: [address] in main (test)
                     \\    foo();
                     \\       ^
-                    \\start.zig:250:29: [address] in std.start.posixCallMainAndExit (test)
+                    \\start.zig:249:29: [address] in std.start.posixCallMainAndExit (test)
                     \\            return root.main();
                     \\                            ^
                     \\start.zig:123:5: [address] in std.start._start (test)