20020418-1.c: New test.

2002-04-18  David S. Miller  <davem@redhat.com>

	* gcc.c-torture/execute/20020418-1.c: New test.

From-SVN: r52461

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3fb38ece2d4e05cfd90880b40092b4c911bd2075..6bb6b2217717041b1c660848fd69bbb0f0e0c7ea 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2002-04-18  David S. Miller  <davem@redhat.com>
+
+       * gcc.c-torture/execute/20020418-1.c: New test.
+
 2002-04-17  Jakub Jelinek  <jakub@redhat.com>
 
        * gcc.dg/20020416-1.c: New test.

diff --git a/gcc/testsuite/gcc.c-torture/execute/20020418-1.c b/gcc/testsuite/gcc.c-torture/execute/20020418-1.c
new file mode 100644 (file)
index 0000000..953f96e
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/20020418-1.c
@@ -0,0 +1,24 @@
+/* ifcvt accidently deletes a referenced label while generating
+   conditional traps on machines having such patterns */
+
+struct foo { int a; };
+
+void gcc_crash(struct foo *p)
+{
+       if (__builtin_expect(p->a < 52, 0))
+               __builtin_trap();
+ top:
+       p->a++;
+       if (p->a >= 62)
+               goto top;
+}
+
+int main(void)
+{
+       struct foo x;
+
+       x.a = 53;
+       gcc_crash(&x);
+
+       exit (0);
+}