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Diffstat (limited to 'gcc/testsuite/gcc.dg/torture/pr43000.c')
-rw-r--r--gcc/testsuite/gcc.dg/torture/pr43000.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/torture/pr43000.c b/gcc/testsuite/gcc.dg/torture/pr43000.c
new file mode 100644
index 000000000..c11233750
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr43000.c
@@ -0,0 +1,24 @@
+/* { dg-do run } */
+/* { dg-options "-fwrapv" } */
+
+int __attribute__((noinline))
+foo (long i, long j)
+{
+ if (i >= 1)
+ if (j > -(long)(((unsigned long)(long)-1)>>1))
+ {
+ long x;
+ j--;
+ x = i + j;
+ if (x >= 0)
+ return 1;
+ }
+ return 0;
+}
+extern void abort (void);
+int main()
+{
+ if (foo (1, 1) != 1)
+ abort ();
+ return 0;
+}