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authorDiego Novillo <dnovillo@redhat.com>2005-10-02 20:15:55 +0000
committerDiego Novillo <dnovillo@gcc.gnu.org>2005-10-02 16:15:55 -0400
commitb19bb8b0445fca3bef3d30d244395c2319c1bf9c (patch)
tree03e110a82bcb3ef30244905ac0866fc09e18c916 /gcc/testsuite/gcc.c-torture
parentf13c9b2c76d81cebc647765b6e4b99c952cc594d (diff)
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re PR tree-optimization/24142 (VRP miscompiles unzip inflate.c)
PR 24142 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in case of anti-ranges. testsuite/ PR 24142 * gcc.c-torture/execute/pr24142.c: New test. From-SVN: r104874
Diffstat (limited to 'gcc/testsuite/gcc.c-torture')
-rw-r--r--gcc/testsuite/gcc.c-torture/execute/pr24142.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr24142.c b/gcc/testsuite/gcc.c-torture/execute/pr24142.c
new file mode 100644
index 0000000..eed3e8b
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr24142.c
@@ -0,0 +1,19 @@
+void abort (void);
+
+int f (int a, int b)
+{
+ if (a == 1)
+ a = 0;
+ if (b == 0)
+ a = 1;
+ if (a != 0)
+ return 0;
+ return 1;
+}
+
+int main (void)
+{
+ if (f (1, 1) != 1)
+ abort ();
+ return 0;
+}