kosarev added inline comments.
================
Comment at: test/CodeGen/tbaa-array.cpp:24
+// CHECK-DAG: [[TAG_A_i]] = !{[[TYPE_A:!.*]], [[TYPE_int:!.*]], i64 0, i64 4}
+// CHECK-DAG: [[TAG_C_i]] = !{[[TYPE_C:!.*]], [[TYPE_int:!.*]], i64 0, i64 16}
+// CHECK-DAG: [[TYPE_A]] = !{[[TYPE_char:!.*]], i64 4, !"_ZTS1A",
[[TYPE_int]], i64 0, i64 4}
----------------
kosarev wrote:
> hfinkel wrote:
> > Shouldn't this access have a size of 4, and an access for c->x[2] have a
> > size of 4 and a specific offset and c->x[j] have a size of 12 and an offset
> > of zero? Why does this list a size of 16?
> >
> > In any case, please add tests for:
> >
> > int *bar2(C *c) {
> > return c->x;
> > }
> >
> > int bar3(C *c) {
> > return c->x[2];
> > }
> >
> > int bar4(C *c, int j) {
> > return c->x[j];
> > }
> >
> Indeed, the access size is wrong as we mistakenly inherit it from the base
> type. D41452 fixes this. Thanks for catching.
Hal, in bar2() we don't really access memory. What do we want to check with it?
Repository:
rL LLVM
https://reviews.llvm.org/D41399
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