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Diffstat (limited to 'gcc/testsuite/gcc.dg/pr94368.c')
-rw-r--r--gcc/testsuite/gcc.dg/pr94368.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr94368.c b/gcc/testsuite/gcc.dg/pr94368.c
new file mode 100644
index 000000000000..1267b8220983
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr94368.c
@@ -0,0 +1,25 @@
+/* PR target/94368 */
+/* { dg-do compile { target fpic } } */
+/* { dg-options "-fpic -O1 -fcommon" } */
+
+int b, c, d, e, f, h;
+short g;
+int foo (int) __attribute__ ((__const__));
+
+void
+bar (void)
+{
+ while (1)
+ {
+ while (1)
+ {
+ __atomic_load_n (&e, 0);
+ if (foo (2))
+ __sync_val_compare_and_swap (&c, 0, f);
+ b = 1;
+ if (h == e)
+ break;
+ }
+ __sync_val_compare_and_swap (&g, -1, f);
+ }
+}