1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr122478.c b/gcc/testsuite/gcc.dg/tree-ssa/pr122478.c
new file mode 100644
index 0000000..a39c91b
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr122478.c
@@ -0,0 +1,17 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+/* { dg-additional-options "-fgimple" } */
+
+unsigned char __GIMPLE (ssa)
+foo (unsigned short mask__701)
+{
+  _Bool _19;
+  unsigned char _180;
+
+__BB(2):
+  _19 = __BIT_FIELD_REF <_Bool> (mask__701, 1, 12);
+  _180 = __VIEW_CONVERT<unsigned char>(_19);
+  return _180;
+}
+
+/* { dg-final { scan-tree-dump-times "VIEW_CONVERT_EXPR" 1 "optimized" } } */