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-rw-r--r--test/CodeGen/2010-08-12-asm-aggr-arg.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/2010-08-12-asm-aggr-arg.c b/test/CodeGen/2010-08-12-asm-aggr-arg.c
new file mode 100644
index 000000000000..5ddc4122d60f
--- /dev/null
+++ b/test/CodeGen/2010-08-12-asm-aggr-arg.c
@@ -0,0 +1,16 @@
+// RUN: %clang_cc1 %s -emit-llvm -O0 -o - | FileCheck %s
+// Radar 8288710: A small aggregate can be passed as an integer. Make sure
+// we don't get an error with "input constraint with a matching output
+// constraint of incompatible type!"
+
+struct wrapper {
+ int i;
+};
+
+// CHECK: xyz
+int test(int i) {
+ struct wrapper w;
+ w.i = i;
+ __asm__("xyz" : "=r" (w) : "0" (w));
+ return w.i;
+}