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-rw-r--r--clang/test/CodeGen/function-alignment.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/clang/test/CodeGen/function-alignment.c b/clang/test/CodeGen/function-alignment.c
new file mode 100644
index 00000000000..9101b2c043f
--- /dev/null
+++ b/clang/test/CodeGen/function-alignment.c
@@ -0,0 +1,16 @@
+// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s -check-prefix CHECK-NONE
+// RUN: %clang_cc1 -emit-llvm -function-alignment 4 %s -o - | FileCheck %s -check-prefix CHECK-16
+// RUN: %clang_cc1 -emit-llvm -function-alignment 5 %s -o - | FileCheck %s -check-prefix CHECK-32
+
+void f(void) {}
+void __attribute__((__aligned__(64))) g(void) {}
+
+// CHECK-NONE-NOT: define void @f() #0 align
+// CHECK-NONE: define void @g() #0 align 64
+
+// CHECK-16: define void @f() #0 align 16
+// CHECK-16: define void @g() #0 align 64
+
+// CHECK-32: define void @f() #0 align 32
+// CHECK-32: define void @g() #0 align 64
+
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