Parser: allow calling function via statement expression

Vexu · May 19, 2024 · 00273a1 · 00273a1
1 parent d8b689d
commit 00273a1
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/src/aro/Parser.zig b/src/aro/Parser.zig
@@ -6702,7 +6702,7 @@ fn removeUnusedWarningForTok(p: *Parser, last_expr_tok: TokenIndex) void {
 }
 
 /// castExpr
-///  :  '(' compoundStmt ')'
+///  :  '(' compoundStmt ')' suffixExpr*
 ///  |  '(' typeName ')' castExpr
 ///  | '(' typeName ')' '{' initializerItems '}'
 ///  | __builtin_choose_expr '(' integerConstExpr ',' assignExpr ',' assignExpr ')'
@@ -6729,6 +6729,11 @@ fn castExpr(p: *Parser) Error!Result {
             };
             try p.expectClosing(l_paren, .r_paren);
             try res.un(p, .stmt_expr);
+            while (true) {
+                const suffix = try p.suffixExpr(res);
+                if (suffix.empty(p)) break;
+                res = suffix;
+            }
             return res;
         }
         const ty = (try p.typeName()) orelse {

diff --git a/test/cases/statement expressions.c b/test/cases/statement expressions.c
@@ -16,6 +16,7 @@ void foo(void) {
         z;
     });
     z++;
+    ({foo;})();
 }
 
 void self_referential_initializer(void) {
-Original file line number
+Diff line change
@@ Expand Up / @@ -16,6 +16,7 @@ void foo(void) { @@
             z;
         });
         z++;
+        ({foo;})();
     }
     void self_referential_initializer(void) {
@@ Expand Down @@