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jscript: Properly handle return value evaluation in comma expression.

This commit is contained in:
Jacek Caban 2012-12-14 11:06:28 +01:00 committed by Alexandre Julliard
parent 42d5cc3c6e
commit 10c2a2bba4
3 changed files with 15 additions and 12 deletions
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12
dlls/jscript/compile.c
View File

@ -474,18 +474,15 @@ static HRESULT compile_increment_expression(compiler_ctx_t *ctx, unary_expressio
}
/* ECMA-262 3rd Edition 11.14 */
static HRESULT compile_comma_expression(compiler_ctx_t *ctx, binary_expression_t *expr)
static HRESULT compile_comma_expression(compiler_ctx_t *ctx, binary_expression_t *expr, BOOL emit_ret)
{
HRESULT hres;
hres = compile_expression(ctx, expr->expression1, TRUE);
hres = compile_expression(ctx, expr->expression1, FALSE);
if(FAILED(hres))
return hres;
if(!push_instr(ctx, OP_pop))
return E_OUTOFMEMORY;
return compile_expression(ctx, expr->expression2, TRUE);
return compile_expression(ctx, expr->expression2, emit_ret);
}
/* ECMA-262 3rd Edition 11.11 */
@ -938,8 +935,7 @@ static HRESULT compile_expression(compiler_ctx_t *ctx, expression_t *expr, BOOL
case EXPR_CALL:
return compile_call_expression(ctx, (call_expression_t*)expr, emit_ret);
case EXPR_COMMA:
hres = compile_comma_expression(ctx, (binary_expression_t*)expr);
break;
return compile_comma_expression(ctx, (binary_expression_t*)expr, emit_ret);
case EXPR_COND:
hres = compile_conditional_expression(ctx, (conditional_expression_t*)expr);
break;

9
dlls/jscript/tests/lang.js
View File

@ -189,14 +189,19 @@ tmp = eval("1;");
ok(tmp === 1, "tmp = " + tmp);
tmp = eval("1,2;");
ok(tmp === 2, "tmp = " + tmp);
tmp = eval("testNoRes(),2;");
ok(tmp === 2, "tmp = " + tmp);
tmp = eval("if(true) {3}");
ok(tmp === 3, "tmp = " + tmp);
testNoRes();
eval("testRes(); testRes()");
tmp = eval("3; if(false) {4;} else {};;;")
ok(tmp === 3, "tmp = " + tmp);
tmp = (function(){ return testRes();})();
testNoRes();
testRes() && testRes();
testNoRes(), testNoRes();
tmp = (function(){ return testNoRes(), testRes();})();
var obj1 = new Object();
ok(typeof(obj1) === "object", "typeof(obj1) is not object");

6
dlls/jscript/tests/run.c
View File

@ -749,8 +749,10 @@ static HRESULT WINAPI Global_InvokeEx(IDispatchEx *iface, DISPID id, LCID lcid,
case DISPID_GLOBAL_TESTRES:
ok(pvarRes != NULL, "pvarRes = NULL\n");
if(pvarRes)
V_VT(pvarRes) = VT_NULL;
if(pvarRes) {
V_VT(pvarRes) = VT_BOOL;
V_BOOL(pvarRes) = VARIANT_TRUE;
}
return S_OK;
case DISPID_GLOBAL_TESTNORES: