diff options
author | Eric Christopher <echristo@apple.com> | 2011-08-16 21:41:35 +0000 |
---|---|---|
committer | Eric Christopher <echristo@apple.com> | 2011-08-16 21:41:35 +0000 |
commit | b06cf89e0d7f5184dbc9e6a40b82ac4eafc12c61 (patch) | |
tree | 92a7f9e854ccad0cac69436e559a0595cf95868a /test/CodeGenCXX/varargs.cpp | |
parent | 41f001f0fcb665dd83fe19776fb1fb9997a1a242 (diff) |
Migrate varargs.cpp from llvm/test/FrontendC++.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137764 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGenCXX/varargs.cpp')
-rw-r--r-- | test/CodeGenCXX/varargs.cpp | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/test/CodeGenCXX/varargs.cpp b/test/CodeGenCXX/varargs.cpp new file mode 100644 index 0000000000..d469ae4f23 --- /dev/null +++ b/test/CodeGenCXX/varargs.cpp @@ -0,0 +1,17 @@ +// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s +// rdar://7309675 +// PR4678 + +// test1 should be compmiled to be a varargs function in the IR even +// though there is no way to do a va_begin. Otherwise, the optimizer +// will warn about 'dropped arguments' at the call site. + +// CHECK: define i32 @_Z5test1z(...) +int test1(...) { + return -1; +} + +// CHECK: call i32 (...)* @_Z5test1z(i32 0) +void test() { + test1(0); +} |