Patchwork [committed] Add testcases from PR578{60,61,75,76,77}

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Submitter Jakub Jelinek
Date Aug. 27, 2013, 9:26 a.m.
Message ID <20130827092630.GG21876@tucnak.zalov.cz>
Download mbox | patch
Permalink /patch/270069/
State New
Headers show

Comments

Jakub Jelinek - Aug. 27, 2013, 9:26 a.m.
Hi!

These issues were caused by the LRA optional reloads support that got
reverted later on, but the testcases look to be useful for the testsuite,
so I went ahead and checked them all in.

2013-08-27  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/57860
	PR rtl-optimization/57861
	PR rtl-optimization/57875
	PR rtl-optimization/57876
	PR rtl-optimization/57877
	* gcc.c-torture/execute/pr57860.c: New test.
	* gcc.c-torture/execute/pr57861.c: New test.
	* gcc.c-torture/execute/pr57875.c: New test.
	* gcc.c-torture/execute/pr57876.c: New test.
	* gcc.c-torture/execute/pr57877.c: New test.


	Jakub

Patch

--- gcc/testsuite/gcc.c-torture/execute/pr57860.c.jj	2013-08-27 11:16:33.262457070 +0200
+++ gcc/testsuite/gcc.c-torture/execute/pr57860.c	2013-08-27 11:15:19.000000000 +0200
@@ -0,0 +1,25 @@ 
+/* PR rtl-optimization/57860 */
+
+extern void abort (void);
+int a, *b = &a, c, d, e, *f = &e, g, *h = &d, k[1] = { 1 };
+
+int
+foo (int p)
+{
+  for (;; g++)
+    {
+      for (; c; c--);
+      *f = *h = p > ((0x1FFFFFFFFLL ^ a) & *b);
+      if (k[g])
+	return 0;
+    }
+}
+
+int
+main ()
+{
+  foo (1);
+  if (d != 1)
+    abort ();
+  return 0;
+}
--- gcc/testsuite/gcc.c-torture/execute/pr57861.c.jj	2013-08-27 11:12:46.882684096 +0200
+++ gcc/testsuite/gcc.c-torture/execute/pr57861.c	2013-08-27 11:12:07.000000000 +0200
@@ -0,0 +1,33 @@ 
+/* PR rtl-optimization/57861 */
+
+extern void abort (void);
+short a = 1, f;
+int b, c, d, *g = &b, h, i, j;
+unsigned int e;
+
+static int
+foo (char p)
+{
+  int k;
+  for (c = 0; c < 2; c++)
+    {
+      i = (j = 0) || p;
+      k = i * p;
+      if (e < k)
+	{
+	  short *l = &f;
+	  a = d && h;
+	  *l = 0;
+	}
+    }
+  return 0;
+}
+
+int
+main ()
+{
+  *g = foo (a);
+  if (a != 0)
+    abort ();
+  return 0;
+}
--- gcc/testsuite/gcc.c-torture/execute/pr57875.c.jj	2013-08-27 11:06:09.256786405 +0200
+++ gcc/testsuite/gcc.c-torture/execute/pr57875.c	2013-08-27 11:04:58.000000000 +0200
@@ -0,0 +1,21 @@ 
+/* PR rtl-optimization/57875 */
+
+extern void abort (void);
+int a[1], b, c, d, f, i;
+char e[1];
+
+int
+main ()
+{
+  for (; i < 1; i++)
+    if (!d)
+      {
+	if (!c)
+	  f = 2;
+	e[0] &= f ^= 0;
+      }
+  b = a[e[0] >> 1 & 1];
+  if (b != 0)
+    abort ();
+  return 0;
+}
--- gcc/testsuite/gcc.c-torture/execute/pr57876.c.jj	2013-08-27 11:06:12.224775684 +0200
+++ gcc/testsuite/gcc.c-torture/execute/pr57876.c	2013-08-27 11:04:20.000000000 +0200
@@ -0,0 +1,27 @@ 
+/* PR rtl-optimization/57876 */
+
+extern void abort (void);
+int a, b = 1, c, *d = &c, f, *g, h, j;
+static int e;
+
+int
+main ()
+{
+  int i;
+  for (i = 0; i < 2; i++)
+    {
+      long long k = b;
+      int l;
+      for (f = 0; f < 8; f++)
+	{
+	  int *m = &e;
+	  j = *d;
+	  h = a * j - 1;
+	  *m = (h == 0) < k;
+	  g = &l;
+	}
+    }
+  if (e != 1)
+    abort ();
+  return 0;
+}
--- gcc/testsuite/gcc.c-torture/execute/pr57877.c.jj	2013-08-27 11:06:15.310759088 +0200
+++ gcc/testsuite/gcc.c-torture/execute/pr57877.c	2013-08-27 11:03:56.000000000 +0200
@@ -0,0 +1,28 @@ 
+/* PR rtl-optimization/57877 */
+
+extern void abort (void);
+int a, b, *c = &b, e, f = 6, g, h;
+short d;
+
+static unsigned char
+foo (unsigned long long p1, int *p2)
+{
+  for (; g <= 0; g++)
+    {
+      short *i = &d;
+      int *j = &e;
+      h = *c;
+      *i = h;
+      *j = (*i == *p2) < p1;
+    }
+  return 0;
+}
+
+int
+main ()
+{
+  foo (f, &a);
+  if (e != 1)
+    abort ();
+  return 0;
+}