1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/pr121059.c b/gcc/testsuite/gcc.dg/vect/pr121059.c
new file mode 100644
index 0000000..2bbfcea
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/pr121059.c
@@ -0,0 +1,24 @@
+/* { dg-do compile } */
+/* { dg-additional-options "-O3 --param vect-partial-vector-usage=1" } */
+/* { dg-additional-options "-march=x86-64-v4" { target avx512f } } */
+
+typedef struct {
+  long left, right, top, bottom;
+} MngBox;
+typedef struct {
+  MngBox object_clip[6];
+  char exists[256], frozen[];
+} MngReadInfo;
+MngReadInfo mng_info;
+
+long ReadMNGImage_i;
+
+void ReadMNGImage(int ReadMNGImage_i)
+{
+  for (; ReadMNGImage_i < 256; ReadMNGImage_i++)
+    if (mng_info.exists[ReadMNGImage_i] && mng_info.frozen[ReadMNGImage_i])
+      mng_info.object_clip[ReadMNGImage_i].left =
+          mng_info.object_clip[ReadMNGImage_i].right =
+              mng_info.object_clip[ReadMNGImage_i].top =
+                  mng_info.object_clip[ReadMNGImage_i].bottom = 0;
+}