aboutsummaryrefslogtreecommitdiffstats
path: root/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20020323-1.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20020323-1.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20020323-1.c26
1 files changed, 26 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20020323-1.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20020323-1.c
new file mode 100644
index 000000000..ed3c66651
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20020323-1.c
@@ -0,0 +1,26 @@
+/* This testcase caused ICE on powerpc at -O3, because regrename did
+ not handle match_dup of match_operator if the RTLs were not shared. */
+
+struct A
+{
+ unsigned char *a0, *a1;
+ int a2;
+};
+
+void bar (struct A *);
+
+unsigned int
+foo (int x)
+{
+ struct A a;
+ unsigned int b;
+
+ if (x < -128 || x > 255 || x == -1)
+ return 26;
+
+ a.a0 = (unsigned char *) &b;
+ a.a1 = a.a0 + sizeof (unsigned int);
+ a.a2 = 0;
+ bar (&a);
+ return b;
+}