llvm/test/FrontendC++/x86-64-abi-sret-vs-2word-struct-param.cpp
Duncan Sands 71a39f4b6f Remove explicit uses of -emit-llvm, the test infrastructure adds it
automatically.  Use -S with llvm-gcc rather than -c, so tests can
work when llvm-gcc is really dragonegg (which can output IR with -S
but not -c).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120160 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-25 21:39:17 +00:00

28 lines
536 B
C++

// RUN: %llvmgxx -S %s -o - | grep byval | count 2
// XTARGET: x86
// PR4242
// (PR 4242 bug is on 64-bit only, test passes on x86-32 as well)
struct S {
void* data[3];
};
struct T {
void* data[2];
};
extern "C" S fail(int, int, int, int, T t, void* p) {
S s;
s.data[0] = t.data[0];
s.data[1] = t.data[1];
s.data[2] = p;
return s;
}
extern "C" S* succeed(S* sret, int, int, int, int, T t, void* p) {
sret->data[0] = t.data[0];
sret->data[1] = t.data[1];
sret->data[2] = p;
return sret;
}