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Fix removal of reference returns when struct member used

This commit is contained in:
drmortalwombat 2025-05-06 17:00:36 +02:00
parent 9230d95bad
commit 983064c694
1 changed files with 11 additions and 3 deletions
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14
oscar64/GlobalOptimizer.cpp
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@ -606,8 +606,9 @@ void GlobalOptimizer::RegisterProc(Declaration* to)
}
}
static const uint32 ANAFL_LHS = (1U << 0);
static const uint32 ANAFL_RHS = (1U << 1);
static const uint32 ANAFL_LHS = (1U << 0);
static const uint32 ANAFL_RHS = (1U << 1);
static const uint32 ANAFL_ASSIGN = (1U << 2);
Declaration* GlobalOptimizer::Analyze(Expression* exp, Declaration* procDec, uint32 flags)
{
@ -654,6 +655,8 @@ Declaration* GlobalOptimizer::Analyze(Expression* exp, Declaration* procDec, uin
exp->mDecValue->mOptFlags |= OPTF_VAR_USED;
if (flags & ANAFL_LHS)
exp->mDecValue->mOptFlags |= OPTF_VAR_ADDRESS;
if (exp->mDecValue->mBase->IsReference() && (flags & ANAFL_ASSIGN))
exp->mDecValue->mOptFlags |= OPTF_VAR_USED;
if (exp->mDecValue->mType == DT_ARGUMENT && (flags & ANAFL_LHS))
{
@ -665,7 +668,12 @@ Declaration* GlobalOptimizer::Analyze(Expression* exp, Declaration* procDec, uin
case EX_INITIALIZATION:
case EX_ASSIGNMENT:
if (exp->mToken == TK_ASSIGN)
ldec = Analyze(exp->mLeft, procDec, ANAFL_LHS | flags);
{
if (exp->mType == EX_ASSIGNMENT)
ldec = Analyze(exp->mLeft, procDec, ANAFL_LHS | ANAFL_ASSIGN | flags);
else
ldec = Analyze(exp->mLeft, procDec, ANAFL_LHS | flags);
}
else
ldec = Analyze(exp->mLeft, procDec, ANAFL_LHS | ANAFL_RHS | flags);