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      1 // RUN: %clang_cc1 %s -triple i386-apple-darwin -emit-llvm -o - | FileCheck %s
      2 // Misaligned parameter must be memcpy'd to correctly aligned temporary.
      3 
      4 struct s { int x; long double y; };
      5 long double foo(struct s x, int i, struct s y) {
      6 // CHECK: foo
      7 // CHECK: %x = alloca %struct.s, align 16
      8 // CHECK: %y = alloca %struct.s, align 16
      9 // CHECK: memcpy
     10 // CHECK: memcpy
     11 // CHECK: bar
     12   return bar(&x, &y);
     13 }
     14