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translate-c: handle for loop with empty body

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This commit is contained in:
Andrew Kelley 2018-08-05 18:18:24 -04:00
parent aa232089f2
commit c420b234cc
2 changed files with 18 additions and 5 deletions
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13
src/translate_c.cpp
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@ -3020,8 +3020,7 @@ static int trans_stmt_extra(Context *c, TransScope *scope, const Stmt *stmt,
if (while_node->data.while_expr.body == nullptr) {
while_node->data.while_expr.body = trans_create_node(c, NodeTypeBlock);
}
return wrap_stmt(out_node, out_child_scope, scope,
while_node);
return wrap_stmt(out_node, out_child_scope, scope, while_node);
}
case Stmt::IfStmtClass:
return wrap_stmt(out_node, out_child_scope, scope,
@ -3048,9 +3047,13 @@ static int trans_stmt_extra(Context *c, TransScope *scope, const Stmt *stmt,
case Stmt::DoStmtClass:
return wrap_stmt(out_node, out_child_scope, scope,
trans_do_loop(c, scope, (const DoStmt *)stmt));
case Stmt::ForStmtClass:
return wrap_stmt(out_node, out_child_scope, scope,
trans_for_loop(c, scope, (const ForStmt *)stmt));
case Stmt::ForStmtClass: {
AstNode *while_node = trans_for_loop(c, scope, (const ForStmt *)stmt);
if (while_node->data.while_expr.body == nullptr) {
while_node->data.while_expr.body = trans_create_node(c, NodeTypeBlock);
}
return wrap_stmt(out_node, out_child_scope, scope, while_node);
}
case Stmt::StringLiteralClass:
return wrap_stmt(out_node, out_child_scope, scope,
trans_string_literal(c, scope, (const StringLiteral *)stmt));

10
test/translate_c.zig
View File

@ -1,6 +1,16 @@
const tests = @import("tests.zig");
pub fn addCases(cases: *tests.TranslateCContext) void {
cases.add("for with empty body",
\\void foo(void) {
\\ for (;;);
\\}
,
\\pub fn foo() void {
\\ while (true) {}
\\}
);
cases.add("while with empty body",
\\void foo(void) {
\\ while (1);