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authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C')
-rw-r--r--gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C79
1 files changed, 79 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C b/gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C
new file mode 100644
index 000000000..f33df2a92
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/g++.dg/init/vector1.C
@@ -0,0 +1,79 @@
+// PR c++/19263
+// { dg-do run }
+// { dg-options "-O2 -fpermissive" }
+// { dg-prune-output "narrowing" }
+
+typedef signed char v8qi __attribute__ ((vector_size (8)));
+
+extern "C" void abort (void);
+
+static unsigned char S[16];
+
+struct A
+{
+ int i;
+ v8qi j, k;
+ int l;
+};
+
+void
+foo (unsigned char v)
+{
+ A a = { 1, { v, v, v, v, v, v, v, v },
+ { v + 1, v + 1, v + 1, v + 1, v + 1, v + 1, v + 1, v + 1 }, 3 };
+ v8qi *s = (v8qi *) &S[0];
+ *s = a.j;
+ s[1] = a.k;
+}
+
+void
+bar (unsigned char v)
+{
+ v8qi val8 = { v, v, v, v, v, v, v, v };
+ v8qi *s = (v8qi *) &S[0];
+ *s = val8;
+}
+
+int n = 5, cnt;
+
+int
+num (void)
+{
+ ++cnt;
+ return n;
+}
+
+void
+baz (void)
+{
+ static A a = { 0, { num (), num (), num (), num (), 6, 6, 6, 6 },
+ { 7, 7, 7, 7, 8, 8, 8, 8 }, 0 };
+ v8qi *s = (v8qi *) &S[0];
+ *s = a.j;
+ s[1] = a.k;
+}
+
+int
+main ()
+{
+ int i;
+ foo (1);
+ for (i = 0; i < 8; ++i)
+ if (S[i] != 1)
+ abort ();
+ for (; i < 16; ++i)
+ if (S[i] != 2)
+ abort ();
+ bar (3);
+ for (i = 0; i < 8; ++i)
+ if (S[i] != 3)
+ abort ();
+ return 0;
+ baz ();
+ if (cnt != 4)
+ abort ();
+ for (i = 0; i < 16; ++i)
+ if (S[i] != 5 + (i / 4))
+ abort ();
+ return 0;
+}