PR d/114171
gcc/d/ChangeLog:
* d-codegen.cc (lower_struct_comparison): Keep alignment of original
type in reinterpret cast for comparison.
gcc/testsuite/ChangeLog:
* gdc.dg/torture/pr114171.d: New test.
if (tmode == NULL_TREE)
tmode = make_unsigned_type (GET_MODE_BITSIZE (mode.require ()));
+ tmode = build_aligned_type (tmode, TYPE_ALIGN (stype));
t1ref = build_vconvert (tmode, t1ref);
t2ref = build_vconvert (tmode, t2ref);
--- /dev/null
+// { dg-do run }
+// { dg-additional-options "-mavx" { target avx_runtime } }
+// { dg-skip-if "needs gcc/config.d" { ! d_runtime } }
+import gcc.builtins;
+
+struct S1
+{
+ string label;
+}
+
+struct S2
+{
+ ulong pad;
+ S1 label;
+}
+
+pragma(inline, false)
+auto newitem()
+{
+ void *p = __builtin_malloc(S2.sizeof);
+ __builtin_memset(p, 0, S2.sizeof);
+ return cast(S2*) p;
+}
+
+int main()
+{
+ auto bn = newitem();
+ return bn.label is S1.init ? 0 : 1;
+}