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Migrate x86-64-abi-sret-vs-2word-struct-param.cpp from

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llvm/test/FrontendC++ and FileCheckize.

llvm-svn: 137762
This commit is contained in:
Eric Christopher
2011-08-16 21:41:31 +00:00
parent 8a24ed567c
commit 148bdfa58a
1 changed files with 29 additions and 0 deletions
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29
clang/test/CodeGenCXX/x86-64-abi-sret-vs-2word-struct-param.cpp Normal file
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// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s
// 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];
};
// CHECK: %struct.T* byval
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;
}
// CHECK: %struct.T* byval
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;
}