vendor/llvm/llvm-r114020

1 files changed, 15 insertions, 0 deletions

diff --git a/test/FrontendC/misaligned-param.c b/test/FrontendC/misaligned-param.c
new file mode 100644
index 0000000000000..b4fcfe312f5af
--- /dev/null
+++ b/test/FrontendC/misaligned-param.c
@@ -0,0 +1,15 @@
+// RUN: %llvmgcc %s -m32 -S -o - | FileCheck %s
+// Misaligned parameter must be memcpy'd to correctly aligned temporary.
+// XFAIL: *
+// XTARGET: i386-apple-darwin,i686-apple-darwin,x86_64-apple-darwin
+
+struct s { int x; long double y; };
+long double foo(struct s x, int i, struct s y) {
+// CHECK: foo
+// CHECK: %x_addr = alloca %struct.s, align 16
+// CHECK: %y_addr = alloca %struct.s, align 16
+// CHECK: memcpy
+// CHECK: memcpy
+// CHECK: bar
+  return bar(&x, &y);
+}