From af4fa989e4cb0225d07012c26e7ccb2c7b35ff8e Mon Sep 17 00:00:00 2001 From: Dale Johannesen Date: Tue, 26 May 2009 23:19:19 +0000 Subject: Testcase for (llvm-gcc-4.2) 72442 (PR 4242). llvm-svn: 72443 --- .../x86-64-abi-sret-vs-2word-struct-param.cpp | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 llvm/test/FrontendC++/x86-64-abi-sret-vs-2word-struct-param.cpp (limited to 'llvm/test/FrontendC++/x86-64-abi-sret-vs-2word-struct-param.cpp') diff --git a/llvm/test/FrontendC++/x86-64-abi-sret-vs-2word-struct-param.cpp b/llvm/test/FrontendC++/x86-64-abi-sret-vs-2word-struct-param.cpp new file mode 100644 index 00000000000..ec69afc2154 --- /dev/null +++ b/llvm/test/FrontendC++/x86-64-abi-sret-vs-2word-struct-param.cpp @@ -0,0 +1,27 @@ +// RUN: %llvmgxx -S -emit-llvm %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; +} -- cgit v1.2.3