Fix stack position in multiple assignment; fix
This was caused by a patch from
MODIFY
mrbgems/mruby-compiler/core/codegen.c
mrbgems/mruby-compiler/core/codegen.c
@@ -1088,8 +1088,12 @@ gen_vmassignment(codegen_scope *s, node *tree, int rhs, int val)
t = tree->car;
n = 0;
while (t) {
- genop(s, MKOP_ABC(OP_AREF, cursp(), rhs, n));
- gen_assignment(s, t->car, cursp(), NOVAL);
+ int sp = cursp();
+
+ genop(s, MKOP_ABC(OP_AREF, sp, rhs, n));
+ push();
+ gen_assignment(s, t->car, sp, NOVAL);
+ pop();
n++;
t = t->cdr;
}
@@ -1103,14 +1107,9 @@ gen_vmassignment(codegen_scope *s, node *tree, int rhs, int val)
p = p->cdr;
}
}
- if (val) {
genop(s, MKOP_AB(OP_MOVE, cursp(), rhs));
- }
- else {
- pop();
- }
- push_n(post);
- pop_n(post);
+ push_n(post+1);
+ pop_n(post+1);
genop(s, MKOP_ABC(OP_APOST, cursp(), n, post));
n = 1;
if (t->car) { /* rest */
@@ -1124,8 +1123,8 @@ gen_vmassignment(codegen_scope *s, node *tree, int rhs, int val)
n++;
}
}
- if (!val) {
- push();
+ if (val) {
+ genop(s, MKOP_AB(OP_MOVE, cursp(), rhs));
}
}
}

Fix stack position in multiple assignment; fix #4008

This was caused by a patch from #2684.