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6c, 8c: Fix nocast cast bug which prevents address arithmetic from being computed at compile time

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This commit is contained in:
spew 2018-05-28 19:38:33 -04:00
parent 6b22a732e8
commit 3d0ebdc439
2 changed files with 4 additions and 2 deletions
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3
sys/src/cmd/6c/sgen.c
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@ -105,7 +105,8 @@ xcom(Node *n)
case OADD:
xcom(l);
xcom(r);
if(n->type->etype != TIND)
if(n->type->etype != TIND &&
!(l->type->etype == TIND && r->type->etype == TIND))
break;
switch(r->addable) {

3
sys/src/cmd/8c/sgen.c
View file

@ -112,7 +112,8 @@ xcom(Node *n)
case OADD:
xcom(l);
xcom(r);
if(n->type->etype != TIND)
if(n->type->etype != TIND &&
!(l->type->etype == TIND && r->type->etype == TIND))
break;
switch(r->addable) {