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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/gcc.c-torture/execute/20060102-1.c
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Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/20060102-1.c')
-rw-r--r--gcc/testsuite/gcc.c-torture/execute/20060102-1.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/20060102-1.c b/gcc/testsuite/gcc.c-torture/execute/20060102-1.c
new file mode 100644
index 000000000..04b6a67d9
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/20060102-1.c
@@ -0,0 +1,17 @@
+extern void abort ();
+
+int f(int x)
+{
+ return (x >> (sizeof (x) * __CHAR_BIT__ - 1)) ? -1 : 1;
+}
+
+volatile int one = 1;
+int main (void)
+{
+ /* Test that the function above returns different values for
+ different signs. */
+ if (f(one) == f(-one))
+ abort ();
+ return 0;
+}
+