ronlieb wrote:
@Jason-VanBeusekom could you try and amdgpu target build on the following
test case ?
Th
e test compiles/runs ok with a build of trunk from yesterday
clang++ -O2 -fopenmp --offload-arch=gfx90a -D__OFFLOAD_ARCH_gfx90a__
virtual_functions.cpp -o virtual_functions
ld.lld: error: undefined symbol: __cxa_pure_virtual
>>> referenced by /tmp/virtual_functions.amdgcn.gfx90a-74bdb3.img.lto.o:(vtable
>>> for A)
clang: error: ld.lld command failed with exit code 1 (use -v to see invocation)
/work2/rlieberm/rocm/trunk_1.0/bin/clang-linker-wrapper: error: 'clang' failed
clang++: error: linker command failed with exit code 1 (use -v to see
invocation)
#include <cstdio>
class A {
public:
A(int konst) : konst(konst) {}
virtual int foo(int x) = 0;
protected:
int konst;
};
class B : public A {
public:
B(int konst) : A(konst) {}
virtual int foo(int x) {
return x-konst;
}
};
class C : public B {
public:
C(int konst) : B(konst) {}
virtual int foo(int x) {
return x+konst;
}
};
#pragma omp declare target
C gbl_C(10);
#pragma omp end declare target
int main() {
C host_C(200);
int g, h, d;
g = h = d = -1;
#pragma omp target map(from:g, h, d)
{
C dev_C(3000);
g = gbl_C.foo(3);
h = host_C.foo(3);
d = dev_C.foo(3);
}
int err = 0;
if (g != 13 || h != 203 || d != 3003) {
printf("Error!\n");
err = 1;
}
return err;
}
https://github.com/llvm/llvm-project/pull/159856
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