File: clear_cache.c

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llvm-toolchain-3.7 1%3A3.7.1-5
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// RUN: %clang_cc1 -emit-llvm %s -o - | FileCheck %s

char buffer[32] = "This is a largely unused buffer";

// __builtin___clear_cache always maps to @llvm.clear_cache, but what
// each back-end produces is different, and this is tested in LLVM

int main() {
  __builtin___clear_cache(buffer, buffer+32);
// CHECK: @llvm.clear_cache(i8* getelementptr inbounds ({{.*}}, i8* getelementptr inbounds (i8, i8* getelementptr inbounds ({{.*}} 32))
  return 0;
}