* gcc.c-torture/execute/extzvsi.c: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@56868 138bc75d-0d04-0410-961f-82ee72b054a4

2 files changed, 35 insertions, 0 deletions

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 0fa538279f8..adc9f532c9b 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2002-09-06  Alan Modra  <amodra@bigpond.net.au>
+
+	* gcc.c-torture/execute/extzvsi.c: New test.
+
 2002-09-05  Stan Shebs  <shebs@apple.com>
 
 	* gcc.dg/weak-1.c: xfail on Darwin.
diff --git a/gcc/testsuite/gcc.c-torture/execute/extzvsi.c b/gcc/testsuite/gcc.c-torture/execute/extzvsi.c
new file mode 100644
index 00000000000..ba251271896
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/extzvsi.c
@@ -0,0 +1,31 @@
+/* Failed on powerpc due to bad extzvsi pattern.  */
+
+struct ieee
+{
+  unsigned int negative:1;
+  unsigned int exponent:11;
+  unsigned int mantissa0:20;
+  unsigned int mantissa1:32;
+} x;
+
+unsigned int
+foo (void)
+{
+  unsigned int exponent;
+
+  exponent = x.exponent;
+  if (exponent == 0)
+    return 1;
+  else if (exponent > 1)
+    return 2;
+  return 0;
+}
+
+int
+main (void)
+{
+  x.exponent = 1;
+  if (foo () != 0)
+    abort ();
+  return 0;
+}