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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20051113-1.c71
1 files changed, 71 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20051113-1.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20051113-1.c
new file mode 100644
index 000000000..6a289fdf2
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20051113-1.c
@@ -0,0 +1,71 @@
+extern void *malloc(__SIZE_TYPE__);
+extern void *memset(void *, int, __SIZE_TYPE__);
+typedef struct
+{
+ short a;
+ unsigned short b;
+ unsigned short c;
+ unsigned long long Count;
+ long long Count2;
+} __attribute__((packed)) Struct1;
+
+typedef struct
+{
+ short a;
+ unsigned short b;
+ unsigned short c;
+ unsigned long long d;
+ long long e;
+ long long f;
+} __attribute__((packed)) Struct2;
+
+typedef union
+{
+ Struct1 a;
+ Struct2 b;
+} Union;
+
+typedef struct
+{
+ int Count;
+ Union List[0];
+} __attribute__((packed)) Struct3;
+
+unsigned long long Sum (Struct3 *instrs) __attribute__((noinline));
+unsigned long long Sum (Struct3 *instrs)
+{
+ unsigned long long count = 0;
+ int i;
+
+ for (i = 0; i < instrs->Count; i++) {
+ count += instrs->List[i].a.Count;
+ }
+ return count;
+}
+long long Sum2 (Struct3 *instrs) __attribute__((noinline));
+long long Sum2 (Struct3 *instrs)
+{
+ long long count = 0;
+ int i;
+
+ for (i = 0; i < instrs->Count; i++) {
+ count += instrs->List[i].a.Count2;
+ }
+ return count;
+}
+main() {
+ Struct3 *p = malloc (sizeof (int) + 3 * sizeof(Union));
+ memset(p, 0, sizeof(int) + 3*sizeof(Union));
+ p->Count = 3;
+ p->List[0].a.Count = 555;
+ p->List[1].a.Count = 999;
+ p->List[2].a.Count = 0x101010101ULL;
+ p->List[0].a.Count2 = 555;
+ p->List[1].a.Count2 = 999;
+ p->List[2].a.Count2 = 0x101010101LL;
+ if (Sum(p) != 555 + 999 + 0x101010101ULL)
+ abort();
+ if (Sum2(p) != 555 + 999 + 0x101010101LL)
+ abort();
+ return 0;
+}