1 files changed, 41 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/pr121572-1a.c b/gcc/testsuite/gcc.target/i386/pr121572-1a.c
new file mode 100644
index 0000000..270d8ff
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr121572-1a.c
@@ -0,0 +1,41 @@
+/* { dg-do compile { target *-*-linux* } } */
+/* { dg-options "-O0 -fpic -fplt -mtls-dialect=gnu" } */
+/* Keep labels and directives ('.cfi_startproc', '.cfi_endproc').  */
+/* { dg-final { check-function-bodies "**" "" "" { target { ! ia32 } } {^\t?\.} } } */
+
+/*
+**bug:
+**.LFB[0-9]+:
+**...
+**	leaq	tv_cache@tlsld\(%rip\), %rdi
+**	call	__tls_get_addr@PLT
+**	movl	\$-1, %edi
+**	mov[l|q]	%[e|r]ax, %[e|r]bx
+**	call	val@PLT
+**...
+*/
+
+extern __thread int tv_cache __attribute__ ((visibility ("hidden")));
+extern void use_cache (int);
+extern int val (int v);
+
+__attribute__ ((optimize (2)))
+void
+bug (void)
+{
+  int compared = val (-1);
+
+  if (compared == 0 || (compared > 0 && val (2) == 0))
+    {
+      __builtin_trap ();
+    }
+
+  if (compared < 0)
+    {
+      use_cache (tv_cache);
+      return;
+    }
+
+  use_cache (tv_cache);
+  __builtin_trap ();
+}