summaryrefslogtreecommitdiffstats
path: root/gcc/testsuite/gcc.dg/tree-ssa/pr26180.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/pr26180.c')
-rw-r--r--gcc/testsuite/gcc.dg/tree-ssa/pr26180.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr26180.c b/gcc/testsuite/gcc.dg/tree-ssa/pr26180.c
new file mode 100644
index 00000000000..730115b686b
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr26180.c
@@ -0,0 +1,43 @@
+/* { dg-do run } */
+/* { dg-options "-O2" } */
+
+void abort(void);
+int bar(int x, int y)
+{
+ int x1, y1;
+ int x2, y2;
+ unsigned int x3, y3, w;
+ int z = 1;
+
+ x1 = (x < (1 << 30));
+ y1 = (y < (1 << 30));
+ if (x1)
+ if (y1) {
+ x2 = ((x > 0)? (x): -(x));
+ y2 = ((y > 0)? (y): -(y));
+
+ x3 = x2;
+ y3 = y2;
+ w = x3 * y3;
+
+ if (w >= (1 << 30)) {
+ z = 1;
+ } else {
+ z = -1;
+ }
+ }
+
+ return z;
+}
+
+
+int main()
+{
+ int x, y, z;
+ x = 536870912; /* 2^29 */
+ y = 2;
+ z = bar(x, y);
+ if (z != 1)
+ abort ();
+ return 0;
+}
OpenPOWER on IntegriCloud