From: Oleg Endo <olegendo@gcc.gnu.org>
Date: Sat, 7 Mar 2015 16:12:41 +0000 (+0000)
Subject: re PR target/65249 (unable to find a register to spill in class 'R0_REGS' when compil... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=af68c1b73c33717577ed66fd83896714cd81b0e2;p=gcc.git

re PR target/65249 (unable to find a register to spill in class 'R0_REGS' when compiling protobuf on sh4)

gcc/testsuite/
	PR target/65249
	* g++.dg/torture/pr65249.C: New.

From-SVN: r221256
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index d89338032a9..baa485aa681 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2015-03-07  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	PR target/65249
+	* g++.dg/torture/pr65249.C: New.
+
 2015-03-07  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* gcc.target/i386/pr45685.c (uint64_t): Replace long with long
diff --git a/gcc/testsuite/g++.dg/torture/pr65249.C b/gcc/testsuite/g++.dg/torture/pr65249.C
new file mode 100644
index 00000000000..980d506bee6
--- /dev/null
+++ b/gcc/testsuite/g++.dg/torture/pr65249.C
@@ -0,0 +1,54 @@
+// { dg-do compile }
+// { dg-additional-options "-fPIC -fstack-protector-strong" { target fpic } }
+// { dg-require-effective-target fstack_protector }
+
+struct struct0
+{
+  struct0 (void(*)());
+};
+
+int func5 (int* ptr);
+void func3 (int*, struct0*);
+
+inline void
+func4 (int* a, void (*b)())
+{
+  if (func5 (a) != 2)
+  {
+    struct0 f (b);
+    func3(a, &f);
+  }
+}
+
+struct struct1
+{
+  const void* val0;
+  const void* val1;
+};
+
+void* func3 (const void*);
+
+static const void* gvar1 = 0;
+static const void* gvar2 = 0;
+static int gvar0 = 0;
+
+void
+func0 (void)
+{
+  gvar2 = func3 (gvar1);
+}
+
+inline void
+func1 (void)
+{
+  func4 (&gvar0, &func0);
+}
+
+struct1 func2 (void)
+{
+  func1 ();
+  struct1 s;
+  s.val0 = gvar1;
+  s.val1 = gvar2;
+  return s;
+}