2007-04-24-VolatileStructCopy.c « CodeGen « test - clang/clang.git - (deprecated) Vendor branches of https://git.llvm.org/git/clang.git , use clang/llvm-project instead.

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// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s
// PR1352

struct foo {
  int x;
};

void copy(volatile struct foo *p, struct foo *q) {
  // CHECK: call void @llvm.memcpy
  *p = *q;
}