1 files changed, 26 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/pr121303.c b/gcc/testsuite/gcc.target/i386/pr121303.c
new file mode 100644
index 0000000..7900bce
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr121303.c
@@ -0,0 +1,26 @@
+/* { dg-do compile } */
+/* { dg-options "-O1 -favoid-store-forwarding" } */
+
+typedef struct {
+  bool is_ssa;
+} nir_src;
+
+nir_src nir_src_init;
+
+typedef struct {
+  nir_src src;
+  char swizzle[6];
+} nir_alu_src;
+
+void nir_src_bit_size(nir_src);
+
+void nir_lower_fb_read_instr() {
+  {
+    nir_alu_src alu_src = {nir_src_init}, src = alu_src;
+    nir_src_bit_size(src.src);
+  }
+  {
+    nir_alu_src alu_src = {nir_src_init}, src = alu_src;
+    nir_src_bit_size(src.src);
+  }
+}