aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20080806-1.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20080806-1.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20080806-1.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20080806-1.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20080806-1.c
new file mode 100644
index 000000000..c54e7397f
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20080806-1.c
@@ -0,0 +1,41 @@
+/* This used to ICE on s390x due to a reload bug. */
+
+#if defined(STACK_SIZE) && (STACK_SIZE < 65536)
+ #define BYTES 64
+#else
+ #define BYTES 65400
+#endif
+
+int gl2;
+typedef __SIZE_TYPE__ size_t;
+
+extern void *memcpy (void *dest, const void *src, size_t n);
+
+void
+f1 ()
+{
+ int i2;
+ unsigned char bf[BYTES];
+
+ for (i2 = 0; i2 < 3; i2++)
+ {
+ unsigned char *p2 = bf;
+ unsigned char *p3 = ((void *) 0);
+ unsigned short ctf2;
+
+ p2 += sizeof (short);
+
+ for (ctf2 = 0; ctf2 < 3; ctf2++)
+ {
+ if (ctf2 == 1)
+ {
+ unsigned short of = p2 - bf - 6;
+ unsigned short *ofp = (unsigned short *) &of;
+ memcpy (p3, ofp, sizeof (short));
+ }
+
+ if (gl2 == 1)
+ p2 += 3;
+ }
+ }
+}