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-rw-r--r--test/CodeGen/variadic-gpfp-x86.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/test/CodeGen/variadic-gpfp-x86.c b/test/CodeGen/variadic-gpfp-x86.c
new file mode 100644
index 000000000000..735c4beea03a
--- /dev/null
+++ b/test/CodeGen/variadic-gpfp-x86.c
@@ -0,0 +1,15 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm %s -o - | FileCheck %s
+
+struct Bar {
+ float f1;
+ float f2;
+ unsigned u;
+};
+
+struct Bar foo(__builtin_va_list ap) {
+ return __builtin_va_arg(ap, struct Bar);
+// CHECK: [[FPOP:%.*]] = getelementptr inbounds %struct.__va_list_tag* {{.*}}, i32 0, i32 1
+// CHECK: [[FPO:%.*]] = load i32* [[FPOP]]
+// CHECK: [[FPVEC:%.*]] = getelementptr i8* {{.*}}, i32 [[FPO]]
+// CHECK: bitcast i8* [[FPVEC]] to <2 x float>*
+}