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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20000801-1.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20000801-1.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20000801-1.c
new file mode 100644
index 000000000..1bc386ea2
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20000801-1.c
@@ -0,0 +1,39 @@
+extern void abort(void);
+extern void exit(int);
+
+void
+foo (char *bp, unsigned n)
+{
+ register char c;
+ register char *ep = bp + n;
+ register char *sp;
+
+ while (bp < ep)
+ {
+ sp = bp + 3;
+ c = *sp;
+ *sp = *bp;
+ *bp++ = c;
+ sp = bp + 1;
+ c = *sp;
+ *sp = *bp;
+ *bp++ = c;
+ bp += 2;
+ }
+}
+
+int main(void)
+{
+ int one = 1;
+
+ if (sizeof(int) != 4 * sizeof(char))
+ exit(0);
+
+ foo((char *)&one, sizeof(one));
+ foo((char *)&one, sizeof(one));
+
+ if (one != 1)
+ abort();
+
+ exit(0);
+}