Merge remote-tracking branch 'origin/master' into llvm12

lib/std/math.zig

@@ -1169,7 +1169,7 @@ pub const Order = enum {
         return switch (self) {
             .lt => .gt,
             .eq => .eq,
-            .gt => .gt,
+            .gt => .lt,
         };
     }
 
@@ -1266,6 +1266,29 @@ test "compare between signed and unsigned" {
     testing.expect(compare(@as(u8, 1), .eq, @as(u8, 1)));
 }
 
+test "order" {
+    testing.expect(order(0, 0) == .eq);
+    testing.expect(order(1, 0) == .gt);
+    testing.expect(order(-1, 0) == .lt);
+}
+
+test "order.invert" {
+    testing.expect(Order.invert(order(0, 0)) == .eq);
+    testing.expect(Order.invert(order(1, 0)) == .lt);
+    testing.expect(Order.invert(order(-1, 0)) == .gt);
+}
+
+test "order.compare" {
+    testing.expect(order(-1, 0).compare(.lt));
+    testing.expect(order(-1, 0).compare(.lte));
+    testing.expect(order(0, 0).compare(.lte));
+    testing.expect(order(0, 0).compare(.eq));
+    testing.expect(order(0, 0).compare(.gte));
+    testing.expect(order(1, 0).compare(.gte));
+    testing.expect(order(1, 0).compare(.gt));
+    testing.expect(order(1, 0).compare(.neq));
+}
+
 test "math.comptime" {
     comptime const v = sin(@as(f32, 1)) + ln(@as(f32, 5));
     testing.expect(v == sin(@as(f32, 1)) + ln(@as(f32, 5)));

src/translate_c.zig

@@ -1797,6 +1797,10 @@ fn exprIsStringLiteral(expr: *const clang.Expr) bool {
             const op_expr = @ptrCast(*const clang.UnaryOperator, expr).getSubExpr();
             return exprIsStringLiteral(op_expr);
         },
+        .ParenExprClass => {
+            const op_expr = @ptrCast(*const clang.ParenExpr, expr).getSubExpr();
+            return exprIsStringLiteral(op_expr);
+        },
         else => return false,
     }
 }

test/run_translated_c.zig

@@ -3,6 +3,13 @@ const tests = @import("tests.zig");
 const nl = std.cstr.line_sep;
 
 pub fn addCases(cases: *tests.RunTranslatedCContext) void {
+    cases.add("parenthesized string literal",
+        \\void foo(const char *s) {}
+        \\int main(void) {
+        \\	foo(("bar"));
+        \\}
+    , "");
+
     cases.add("variable shadowing type type",
         \\#include <stdlib.h>
         \\int main() {