[Patch] OpenMP: Handle cpp_implicit_alias in declare-target discovery (PR96390)

[Tobias Burnus]

On 9/22/20 9:36 AM, Jakub Jelinek wrote:

> On Tue, Sep 22, 2020 at 09:11:48AM +0200, Tobias Burnus wrote:
>>> Okay – or do we find more issues?
> I'm afraid so.
We will slowly converge, hopefully ;-)
> Consider:
> int v;
> #pragma omp declare target to (v)
> void foo (void) { v++; }
> void bar (void) __attribute__((alias ("foo")));
> #pragma omp declare target to (bar)
> void baz (void) __attribute__((alias ("foo")));
> void qux (void) {

etc.  – I did not convert this into a testcase. Should I?

Do you spot something more? Or is it now fine? (It passes on gcn +
xfailed on nvptx.)

Tobias
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