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Diffstat (limited to 'gcc/testsuite/gcc.dg/store_merging_12.c')
-rw-r--r--gcc/testsuite/gcc.dg/store_merging_12.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/store_merging_12.c b/gcc/testsuite/gcc.dg/store_merging_12.c
new file mode 100644
index 00000000000..67f23449e93
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/store_merging_12.c
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -Wall" } */
+
+struct S { unsigned int b1:1, b2:1, b3:1, b4:1, b5:1, b6:27; };
+void bar (struct S *);
+void foo (int x)
+{
+ struct S s;
+ s.b2 = 1; s.b3 = 0; s.b4 = 1; s.b5 = 0; s.b1 = x; s.b6 = x; /* { dg-bogus "is used uninitialized in this function" } */
+ bar (&s);
+}