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Diffstat (limited to 'gcc-4.9/gcc/testsuite/c-c++-common/pr52181.c')
-rw-r--r--gcc-4.9/gcc/testsuite/c-c++-common/pr52181.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/pr52181.c b/gcc-4.9/gcc/testsuite/c-c++-common/pr52181.c
new file mode 100644
index 000000000..e09bc92fc
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/c-c++-common/pr52181.c
@@ -0,0 +1,13 @@
+/* PR c/52181 */
+/* { dg-do compile } */
+
+extern const int v1[];
+const int __attribute__((aligned(16))) v1[] = { 1 };
+extern const int __attribute__((aligned(16))) v2[];
+const int v2[] = { 1 };
+extern const int __attribute__((aligned(16))) v3[];
+const int __attribute__((aligned(16))) v3[] = { 1 };
+const int __attribute__((aligned(16))) v4[] = { 1 };
+int test[(__alignof__ (v4) != __alignof__ (v1) /* { dg-bogus "is negative" } */
+ || __alignof__ (v4) != __alignof__ (v2)
+ || __alignof__ (v4) != __alignof__ (v3)) ? -1 : 0];