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use isXXX() functions for ReturnStatement semantic

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Walter Bright 2023-12-08 23:11:24 -08:00 • committed by The Dlang Bot
parent 2625a1607c
commit 3ff8eb67a7
1 changed files with 9 additions and 10 deletions
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19
compiler/src/dmd/statementsem.d
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@ -2526,10 +2526,9 @@ Statement statementSemanticVisit(Statement s, Scope* sc)
if (fd.fes)
fd = fd.fes.func; // fd is now function enclosing foreach
TypeFunction tf = cast(TypeFunction)fd.type;
assert(tf.ty == Tfunction);
auto tf = fd.type.isTypeFunction();
if (rs.exp && rs.exp.op == EXP.variable && (cast(VarExp)rs.exp).var == fd.vresult)
if (rs.exp && rs.exp.isVarExp() && rs.exp.isVarExp().var == fd.vresult)
{
// return vresult;
if (sc.fes)
@ -2617,7 +2616,7 @@ Statement statementSemanticVisit(Statement s, Scope* sc)
rs.exp.checkSharedAccess(sc, returnSharedRef);
// for static alias this: https://issues.dlang.org/show_bug.cgi?id=17684
if (rs.exp.op == EXP.type)
if (rs.exp.isTypeExp())
rs.exp = resolveAliasThis(sc, rs.exp);
rs.exp = resolveProperties(sc, rs.exp);
@ -2633,14 +2632,14 @@ Statement statementSemanticVisit(Statement s, Scope* sc)
// Extract side-effect part
rs.exp = Expression.extractLast(rs.exp, e0);
if (rs.exp.op == EXP.call)
if (rs.exp.isCallExp())
rs.exp = valueNoDtor(rs.exp);
/* Void-return function can have void / noreturn typed expression
* on return statement.
*/
auto texp = rs.exp.type;
const convToVoid = texp.ty == Tvoid || texp.ty == Tnoreturn;
const convToVoid = texp.ty == Tvoid || texp.isTypeNoreturn();
if (tbret && tbret.ty == Tvoid || convToVoid)
{
@ -2689,7 +2688,7 @@ Statement statementSemanticVisit(Statement s, Scope* sc)
{
tf.next = rs.exp.type;
}
else if (tret.ty != Terror && !rs.exp.type.equals(tret))
else if (!tret.isTypeError() && !rs.exp.type.equals(tret))
{
int m1 = rs.exp.type.implicitConvTo(tret);
int m2 = tret.implicitConvTo(rs.exp.type);
@ -2790,7 +2789,7 @@ Statement statementSemanticVisit(Statement s, Scope* sc)
// Found an actual return value before
else if (tf.next.ty != Tvoid && !resType.toBasetype().isTypeNoreturn())
{
if (tf.next.ty != Terror)
if (!tf.next.isTypeError())
{
error(rs.loc, "mismatched function return type inference of `void` and `%s`", tf.next.toChars());
}
@ -2808,7 +2807,7 @@ Statement statementSemanticVisit(Statement s, Scope* sc)
if (tbret.ty != Tvoid && !resType.isTypeNoreturn()) // if non-void return
{
if (tbret.ty != Terror)
if (!tbret.isTypeError())
{
if (e0)
error(rs.loc, "expected return type of `%s`, not `%s`", tret.toChars(), resType.toChars());
@ -2902,7 +2901,7 @@ Statement statementSemanticVisit(Statement s, Scope* sc)
}
if (e0)
{
if (e0.op == EXP.declaration || e0.op == EXP.comma)
if (e0.isDeclarationExp() || e0.isCommaExp())
{
rs.exp = Expression.combine(e0, rs.exp);
}