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stage2 tests: remove unused vars

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This commit is contained in:
Jacob G-W 2021-06-12 14:48:13 -04:00 • committed by Andrew Kelley
parent f8b8f50b63
commit 18c1007a34
6 changed files with 57 additions and 36 deletions
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1
lib/std/debug.zig
View file

@ -896,7 +896,6 @@ fn printLineFromFileAnyOs(out_stream: anytype, line_info: LineInfo) !void {
var buf: [mem.page_size]u8 = undefined; var buf: [mem.page_size]u8 = undefined;
var line: usize = 1; var line: usize = 1;
var column: usize = 1; var column: usize = 1;
var abs_index: usize = 0;
while (true) { while (true) {
const amt_read = try f.read(buf[0..]); const amt_read = try f.read(buf[0..]);
const slice = buf[0..amt_read]; const slice = buf[0..amt_read];

6
lib/std/pdb.zig
View file

@ -590,7 +590,8 @@ pub const Pdb = struct {
var sect_cont_offset: usize = 0; var sect_cont_offset: usize = 0;
if (section_contrib_size != 0) { if (section_contrib_size != 0) {
const version = reader.readEnum(SectionContrSubstreamVersion, .Little) catch |err| switch (err) { // the version
_ = reader.readEnum(SectionContrSubstreamVersion, .Little) catch |err| switch (err) {
error.InvalidValue => return error.InvalidDebugInfo, error.InvalidValue => return error.InvalidDebugInfo,
else => |e| return e, else => |e| return e,
}; };
@ -616,7 +617,8 @@ pub const Pdb = struct {
// Parse the InfoStreamHeader. // Parse the InfoStreamHeader.
const version = try reader.readIntLittle(u32); const version = try reader.readIntLittle(u32);
const signature = try reader.readIntLittle(u32); // The signature
_ = try reader.readIntLittle(u32);
const age = try reader.readIntLittle(u32); const age = try reader.readIntLittle(u32);
const guid = try reader.readBytesNoEof(16); const guid = try reader.readBytesNoEof(16);

4
lib/std/zig/parse.zig
View file

@ -1005,7 +1005,7 @@ const Parser = struct {
}, },
}); });
}; };
const else_payload = try p.parsePayload(); _ = try p.parsePayload();
const else_expr = try p.expectStatement(); const else_expr = try p.expectStatement();
return p.addNode(.{ return p.addNode(.{
.tag = .@"if", .tag = .@"if",
@ -1189,7 +1189,7 @@ const Parser = struct {
}); });
} }
}; };
const else_payload = try p.parsePayload(); _ = try p.parsePayload();
const else_expr = try p.expectStatement(); const else_expr = try p.expectStatement();
return p.addNode(.{ return p.addNode(.{
.tag = .@"while", .tag = .@"while",

49
test/stage2/cbe.zig
View file

@ -93,16 +93,16 @@ pub fn addCases(ctx: *TestContext) !void {
, ""); , "");
case.addError( case.addError(
\\pub export fn main() c_int { \\pub export fn main() c_int {
\\ const c = @intToError(0); \\ _ = @intToError(0);
\\ return 0; \\ return 0;
\\} \\}
, &.{":2:27: error: integer value 0 represents no error"}); , &.{":2:21: error: integer value 0 represents no error"});
case.addError( case.addError(
\\pub export fn main() c_int { \\pub export fn main() c_int {
\\ const c = @intToError(3); \\ _ = @intToError(3);
\\ return 0; \\ return 0;
\\} \\}
, &.{":2:27: error: integer value 3 represents no error"}); , &.{":2:21: error: integer value 3 represents no error"});
} }
{ {
@ -383,6 +383,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ true => 2, \\ true => 2,
\\ false => 3, \\ false => 3,
\\ }; \\ };
\\ _ = b;
\\} \\}
, &.{ , &.{
":6:9: error: duplicate switch value", ":6:9: error: duplicate switch value",
@ -398,6 +399,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ f64, i32 => 3, \\ f64, i32 => 3,
\\ else => 4, \\ else => 4,
\\ }; \\ };
\\ _ = b;
\\} \\}
, &.{ , &.{
":6:14: error: duplicate switch value", ":6:14: error: duplicate switch value",
@ -414,6 +416,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ f16...f64 => 3, \\ f16...f64 => 3,
\\ else => 4, \\ else => 4,
\\ }; \\ };
\\ _ = b;
\\} \\}
, &.{ , &.{
":3:30: error: ranges not allowed when switching on type 'type'", ":3:30: error: ranges not allowed when switching on type 'type'",
@ -431,6 +434,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ 3 => 40, \\ 3 => 40,
\\ else => 50, \\ else => 50,
\\ }; \\ };
\\ _ = b;
\\} \\}
, &.{ , &.{
":8:14: error: unreachable else prong; all cases already handled", ":8:14: error: unreachable else prong; all cases already handled",
@ -556,10 +560,10 @@ pub fn addCases(ctx: *TestContext) !void {
\\const E1 = packed enum { a, b, c }; \\const E1 = packed enum { a, b, c };
\\const E2 = extern enum { a, b, c }; \\const E2 = extern enum { a, b, c };
\\export fn foo() void { \\export fn foo() void {
\\ const x = E1.a; \\ _ = E1.a;
\\} \\}
\\export fn bar() void { \\export fn bar() void {
\\ const x = E2.a; \\ _ = E2.a;
\\} \\}
, &.{ , &.{
":1:12: error: enums do not support 'packed' or 'extern'; instead provide an explicit integer tag type", ":1:12: error: enums do not support 'packed' or 'extern'; instead provide an explicit integer tag type",
@ -579,10 +583,10 @@ pub fn addCases(ctx: *TestContext) !void {
\\ c, \\ c,
\\}; \\};
\\export fn foo() void { \\export fn foo() void {
\\ const x = E1.a; \\ _ = E1.a;
\\} \\}
\\export fn bar() void { \\export fn bar() void {
\\ const x = E2.a; \\ _ = E2.a;
\\} \\}
, &.{ , &.{
":3:5: error: enum fields cannot be marked comptime", ":3:5: error: enum fields cannot be marked comptime",
@ -621,7 +625,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ c, \\ c,
\\}; \\};
\\export fn foo() void { \\export fn foo() void {
\\ const x = E1.a; \\ _ = E1.a;
\\} \\}
, &.{ , &.{
":3:7: error: expected ',', found 'align'", ":3:7: error: expected ',', found 'align'",
@ -638,7 +642,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ _, \\ _,
\\}; \\};
\\export fn foo() void { \\export fn foo() void {
\\ const x = E1.a; \\ _ = E1.a;
\\} \\}
, &.{ , &.{
":6:5: error: redundant non-exhaustive enum mark", ":6:5: error: redundant non-exhaustive enum mark",
@ -653,7 +657,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ _ = 10, \\ _ = 10,
\\}; \\};
\\export fn foo() void { \\export fn foo() void {
\\ const x = E1.a; \\ _ = E1.a;
\\} \\}
, &.{ , &.{
":5:9: error: '_' is used to mark an enum as non-exhaustive and cannot be assigned a value", ":5:9: error: '_' is used to mark an enum as non-exhaustive and cannot be assigned a value",
@ -662,7 +666,7 @@ pub fn addCases(ctx: *TestContext) !void {
case.addError( case.addError(
\\const E1 = enum {}; \\const E1 = enum {};
\\export fn foo() void { \\export fn foo() void {
\\ const x = E1.a; \\ _ = E1.a;
\\} \\}
, &.{ , &.{
":1:12: error: enum declarations must have at least one tag", ":1:12: error: enum declarations must have at least one tag",
@ -671,7 +675,7 @@ pub fn addCases(ctx: *TestContext) !void {
case.addError( case.addError(
\\const E1 = enum { a, b, _ }; \\const E1 = enum { a, b, _ };
\\export fn foo() void { \\export fn foo() void {
\\ const x = E1.a; \\ _ = E1.a;
\\} \\}
, &.{ , &.{
":1:12: error: non-exhaustive enum missing integer tag type", ":1:12: error: non-exhaustive enum missing integer tag type",
@ -681,7 +685,7 @@ pub fn addCases(ctx: *TestContext) !void {
case.addError( case.addError(
\\const E1 = enum { a, b, c, b, d }; \\const E1 = enum { a, b, c, b, d };
\\pub export fn main() c_int { \\pub export fn main() c_int {
\\ const x = E1.a; \\ _ = E1.a;
\\} \\}
, &.{ , &.{
":1:28: error: duplicate enum tag", ":1:28: error: duplicate enum tag",
@ -691,28 +695,28 @@ pub fn addCases(ctx: *TestContext) !void {
case.addError( case.addError(
\\pub export fn main() c_int { \\pub export fn main() c_int {
\\ const a = true; \\ const a = true;
\\ const b = @enumToInt(a); \\ _ = @enumToInt(a);
\\} \\}
, &.{ , &.{
":3:26: error: expected enum or tagged union, found bool", ":3:20: error: expected enum or tagged union, found bool",
}); });
case.addError( case.addError(
\\pub export fn main() c_int { \\pub export fn main() c_int {
\\ const a = 1; \\ const a = 1;
\\ const b = @intToEnum(bool, a); \\ _ = @intToEnum(bool, a);
\\} \\}
, &.{ , &.{
":3:26: error: expected enum, found bool", ":3:20: error: expected enum, found bool",
}); });
case.addError( case.addError(
\\const E = enum { a, b, c }; \\const E = enum { a, b, c };
\\pub export fn main() c_int { \\pub export fn main() c_int {
\\ const b = @intToEnum(E, 3); \\ _ = @intToEnum(E, 3);
\\} \\}
, &.{ , &.{
":3:15: error: enum 'test_case.E' has no tag with value 3", ":3:9: error: enum 'test_case.E' has no tag with value 3",
":1:11: note: enum declared here", ":1:11: note: enum declared here",
}); });
@ -780,10 +784,10 @@ pub fn addCases(ctx: *TestContext) !void {
case.addError( case.addError(
\\const E = enum { a, b, c }; \\const E = enum { a, b, c };
\\pub export fn main() c_int { \\pub export fn main() c_int {
\\ var x = E.d; \\ _ = E.d;
\\} \\}
, &.{ , &.{
":3:14: error: enum 'test_case.E' has no member named 'd'", ":3:10: error: enum 'test_case.E' has no member named 'd'",
":1:11: note: enum declared here", ":1:11: note: enum declared here",
}); });
@ -791,6 +795,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\const E = enum { a, b, c }; \\const E = enum { a, b, c };
\\pub export fn main() c_int { \\pub export fn main() c_int {
\\ var x: E = .d; \\ var x: E = .d;
\\ _ = x;
\\} \\}
, &.{ , &.{
":3:17: error: enum 'test_case.E' has no field named 'd'", ":3:17: error: enum 'test_case.E' has no field named 'd'",

24
test/stage2/test.zig
View file

@ -259,6 +259,7 @@ pub fn addCases(ctx: *TestContext) !void {
case.addCompareOutput( case.addCompareOutput(
\\pub fn main() void { \\pub fn main() void {
\\ var x: usize = 0; \\ var x: usize = 0;
\\ _ = x;
\\ const z = @TypeOf(x, @as(u128, 5)); \\ const z = @TypeOf(x, @as(u128, 5));
\\ assert(z == u128); \\ assert(z == u128);
\\} \\}
@ -283,9 +284,9 @@ pub fn addCases(ctx: *TestContext) !void {
); );
case.addError( case.addError(
\\pub fn main() void { \\pub fn main() void {
\\ const z = @TypeOf(true, 1); \\ _ = @TypeOf(true, 1);
\\} \\}
, &[_][]const u8{":2:15: error: incompatible types: 'bool' and 'comptime_int'"}); , &[_][]const u8{":2:9: error: incompatible types: 'bool' and 'comptime_int'"});
} }
{ {
@ -746,6 +747,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ \\ cool thx \\ \\ cool thx
\\ \\ \\ \\
\\ ; \\ ;
\\ _ = ignore;
\\ add('ぁ', '\x03'); \\ add('ぁ', '\x03');
\\} \\}
\\ \\
@ -987,6 +989,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ return bar; \\ return bar;
\\ } \\ }
\\ }; \\ };
\\ _ = S;
\\} \\}
, &.{ , &.{
":5:20: error: 'bar' not accessible from inner function", ":5:20: error: 'bar' not accessible from inner function",
@ -1072,6 +1075,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ @compileLog(b, 20, f, x); \\ @compileLog(b, 20, f, x);
\\ @compileLog(1000); \\ @compileLog(1000);
\\ var bruh: usize = true; \\ var bruh: usize = true;
\\ _ = bruh;
\\ unreachable; \\ unreachable;
\\} \\}
\\export fn other() void { \\export fn other() void {
@ -1217,6 +1221,7 @@ pub fn addCases(ctx: *TestContext) !void {
case.addError( case.addError(
\\pub fn main() void { \\pub fn main() void {
\\ var x = null; \\ var x = null;
\\ _ = x;
\\} \\}
, &[_][]const u8{ , &[_][]const u8{
":2:9: error: variable of type '@Type(.Null)' must be const or comptime", ":2:9: error: variable of type '@Type(.Null)' must be const or comptime",
@ -1456,14 +1461,14 @@ pub fn addCases(ctx: *TestContext) !void {
case.addCompareOutput( case.addCompareOutput(
\\pub fn main() void { \\pub fn main() void {
\\ const E = error{ A, B, D } || error { A, B, C }; \\ const E = error{ A, B, D } || error { A, B, C };
\\ const a = E.A; \\ E.A catch {};
\\ const b = E.B; \\ E.B catch {};
\\ const c = E.C; \\ E.C catch {};
\\ const d = E.D; \\ E.D catch {};
\\ const E2 = error { X, Y } || @TypeOf(error.Z); \\ const E2 = error { X, Y } || @TypeOf(error.Z);
\\ const x = E2.X; \\ E2.X catch {};
\\ const y = E2.Y; \\ E2.Y catch {};
\\ const z = E2.Z; \\ E2.Z catch {};
\\ assert(anyerror || error { Z } == anyerror); \\ assert(anyerror || error { Z } == anyerror);
\\} \\}
\\fn assert(b: bool) void { \\fn assert(b: bool) void {
@ -1485,6 +1490,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\ [arg1] "{rdi}" (code) \\ [arg1] "{rdi}" (code)
\\ : "rcx", "r11", "memory" \\ : "rcx", "r11", "memory"
\\ ); \\ );
\\ _ = x;
\\} \\}
, &[_][]const u8{":4:27: error: expected type, found comptime_int"}); , &[_][]const u8{":4:27: error: expected type, found comptime_int"});
} }

9
test/stage2/wasm.zig
View file

@ -76,6 +76,10 @@ pub fn addCases(ctx: *TestContext) !void {
\\ var i: u32 = 5; \\ var i: u32 = 5;
\\ var y: f32 = 42.0; \\ var y: f32 = 42.0;
\\ var x: u32 = 10; \\ var x: u32 = 10;
\\ if (false) {
\\ y;
\\ x;
\\ }
\\ return i; \\ return i;
\\} \\}
, "5\n"); , "5\n");
@ -84,6 +88,7 @@ pub fn addCases(ctx: *TestContext) !void {
\\pub export fn _start() u32 { \\pub export fn _start() u32 {
\\ var i: u32 = 5; \\ var i: u32 = 5;
\\ var y: f32 = 42.0; \\ var y: f32 = 42.0;
\\ _ = y;
\\ var x: u32 = 10; \\ var x: u32 = 10;
\\ foo(i, x); \\ foo(i, x);
\\ i = x; \\ i = x;
@ -388,6 +393,10 @@ pub fn addCases(ctx: *TestContext) !void {
\\pub export fn _start() i32 { \\pub export fn _start() i32 {
\\ var number1 = Number.One; \\ var number1 = Number.One;
\\ var number2: Number = .Two; \\ var number2: Number = .Two;
\\ if (false) {
\\ number1;
\\ number2;
\\ }
\\ const number3 = @intToEnum(Number, 2); \\ const number3 = @intToEnum(Number, 2);
\\ \\
\\ return @enumToInt(number3); \\ return @enumToInt(number3);