From f84ee21f7b2eaab6a0ca2dbfef526bc6984f02ee Mon Sep 17 00:00:00 2001 From: Mustafa Quraish Date: Sat, 5 Feb 2022 05:50:57 -0500 Subject: Allow empty return statements for void functions --- src/generator.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'src/generator.c') diff --git a/src/generator.c b/src/generator.c index 0b3bc4b..59a193e 100644 --- a/src/generator.c +++ b/src/generator.c @@ -333,7 +333,10 @@ void generate_block(Node *block, FILE *out); void generate_statement(Node *stmt, FILE *out) { if (stmt->type == AST_RETURN) { - generate_expr_into_rax(stmt->unary_expr, out); + if (stmt->unary_expr) + generate_expr_into_rax(stmt->unary_expr, out); + else + fprintf(out, " xor rax, rax\n"); // Return 0 fprintf(out, " push rax\n"); // Save the return value // Run all the defer statements -- cgit v1.2.3