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				// RUN: %clang_safestack %s -o %t
				// RUN: %run %t

				// RUN: %clang_nosafestack -fno-stack-protector %s -o %t
				// RUN: not %run %t

				// Test that buffer overflows on the unsafe stack do not affect variables on the
				// safe stack.

				__attribute__((noinline))
				void fct(volatile int *buffer)
				{
				memset(buffer - 1, 0, 7 * sizeof(int));
				}

				int main(int argc, char **argv)
				{
				int value1 = 42;
				int buffer[5];
				int value2 = 42;
				fct(buffer);
				return value1 != 42 \|\| value2 != 42;
				}