PR optimization/5887, PR optimization/6010

        PR optimization/5887, PR optimization/6010
	* gcc.dg/20020418-1.c: New test.
	* gcc.dg/20020418-2.c: New test.

From-SVN: r52492

3 files changed, 52 insertions, 0 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 2a2aeda..00405d8 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2002-04-18  Jakub Jelinek  <jakub@redhat.com>
+
+	* gcc.dg/20020418-1.c: New test.
+	* gcc.dg/20020418-2.c: New test.
+
 2002-04-18  Richard Henderson  <rth@redhat.com>
 
         * gcc.c-torture/compile/iftrap-1.c: New.
diff --git a/gcc/testsuite/gcc.dg/20020418-1.c b/gcc/testsuite/gcc.dg/20020418-1.c
new file mode 100644
index 0000000..308bfa3
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/20020418-1.c
@@ -0,0 +1,26 @@
+/* PR optimization/5887 */
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+/* { dg-options "-O2 -msse -ffast-math" { target i?86-*-* } } */
+
+void bar (float *a, float *b);
+
+void foo (char *x)
+{
+  float a, b;
+  char c[256];
+  int i, j;
+
+  bar (&a, &b);
+  for (i = 0; i < 256; i++)
+    {
+      float v = a;
+      if (v < 0.0f) v = 0.0f;
+      if (v < 255.0f) v = 255.0f;
+      c[i] = v;
+      a += b;
+    }
+
+  for (j = 0; j < 256; j++)
+    x[j] = c[j];
+}
diff --git a/gcc/testsuite/gcc.dg/20020418-2.c b/gcc/testsuite/gcc.dg/20020418-2.c
new file mode 100644
index 0000000..fbc38da
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/20020418-2.c
@@ -0,0 +1,21 @@
+/* PR optimization/6010 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -funroll-all-loops" } */
+/* { dg-options "-O2 -funroll-all-loops -march=pentium3" { target i?86-*-* } } */
+
+void bar (float);
+
+void foo (float y, unsigned long z)
+{
+  int b;
+  float c = y;
+
+  for (b = 0; b < z; b++)
+    {
+      bar (c);
+      if (c == y)
+	c = -y;
+      else
+	c = y;
+    }
+}