Merge.

git-svn-id: https://gcc.gnu.org/svn/gcc/branches/pretty-ipa@156196 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 30 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.c-torture/compile/pr42717.c b/gcc/testsuite/gcc.c-torture/compile/pr42717.c
new file mode 100644
index 00000000000..4fe6f93e797
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/pr42717.c
@@ -0,0 +1,30 @@
+static signed char
+foo (signed char si1, unsigned char si2)
+{
+  return (si1 ^ si2) & (-si2 ^ si2) ? : si1 - si2;
+}
+
+struct S0
+{
+};
+
+unsigned char g_21;
+
+struct S0 g_34;
+
+void
+bar (unsigned char p_20)
+{
+  unsigned char *l_22 = &g_21;
+  unsigned char l_23 = 0;
+  struct S0 *l = &g_34;
+  goto lbl_42;
+  for (; l_23; l_23 = foo (l_23, 1))
+    {
+      for (p_20 = 0; 0; p_20 = foo (p_20, 1))
+	lbl_42:;
+      (l == &g_34) ? 0 : "";
+lbl_85:*l_22 = p_20;
+    }
+  goto lbl_85;
+}