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Different fixes for d2

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This commit is contained in:
Alexey Prokhin
2010-10-07 22:35:32 +04:00
parent df87607ba2
commit 4d7a6eda23
35 changed files with 443 additions and 241 deletions
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13
dmd2/optimize.c
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@@ -286,6 +286,8 @@ Expression *AddrExp::optimize(int result)
{ Expression *e;
//printf("AddrExp::optimize(result = %d) %s\n", result, toChars());
// LDC never try to interpret: it could change the semantics by turning
// const p = &s; into an something like const p = &(Struct());
/* Rewrite &(a,b) as (a,&b)
*/
@@ -295,13 +297,13 @@ Expression *AddrExp::optimize(int result)
ae->type = type;
e = new CommaExp(ce->loc, ce->e1, ae);
e->type = type;
return e->optimize(result);
return e->optimize(result & ~WANTinterpret);
}
if (e1->op == TOKvar)
{ VarExp *ve = (VarExp *)e1;
if (ve->var->storage_class & STCmanifest)
e1 = e1->optimize(result);
e1 = e1->optimize(result & ~WANTinterpret);
}
else
e1 = e1->optimize(result);
@@ -523,6 +525,10 @@ Expression *CallExp::optimize(int result)
Expression *CastExp::optimize(int result)
{
#if IN_LLVM
if (disableOptimization)
return this;
#endif
//printf("CastExp::optimize(result = %d) %s\n", result, toChars());
//printf("from %s to %s\n", type->toChars(), to->toChars());
//printf("from %s\n", type->toChars());
@@ -551,6 +557,9 @@ Expression *CastExp::optimize(int result)
e1->type->nextOf()->size() == type->nextOf()->size()
)
{
// LDC make a copy before adjusting type to avoid
// messing up the type of an existing initializer
e1 = e1->syntaxCopy();
Expression *e = e1->castTo(NULL, type);
if (X) printf(" returning1 %s\n", e->toChars());
return e;