1 files changed, 34 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20001226-1.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20001226-1.c
new file mode 100644
index 000000000..127c4daec
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20001226-1.c
@@ -0,0 +1,34 @@
+/* { dg-do assemble } */
+/* { dg-skip-if "too much code for avr" { "avr-*-*" } { "*" } { "" } } */
+/* { dg-skip-if "too much code for pdp11" { "pdp11-*-*" } { "*" } { "" } } */
+/* { dg-xfail-if "jump beyond 128K not supported" { xtensa*-*-* } { "-O0" } { "" } } */
+/* { dg-xfail-if "PR36698" { spu-*-* } { "-O0" } { "" } } */
+/* { dg-skip-if "" { m32c-*-* } { "*" } { "" } } */
+/* { dg-timeout-factor 4.0 } */
+
+/* This testcase exposed two branch shortening bugs on powerpc.  */
+
+#define C(a,b) \
+  if (a > b)  goto gt; \
+  if (a < b)  goto lt;
+
+#define C4(x,b) C((x)[0], b) C((x)[1],b) C((x)[2],b) C((x)[3],b)
+#define C16(x,y) C4(x, (y)[0]) C4(x, (y)[1]) C4(x, (y)[2]) C4(x, (y)[3])
+
+#define C64(x,y) C16(x,y) C16(x+4,y) C16(x+8,y) C16(x+12,y)
+#define C256(x,y) C64(x,y) C64(x,y+4) C64(x,y+8) C64(x,y+12)
+
+#define C1024(x,y) C256(x,y) C256(x+16,y) C256(x+32,y) C256(x+48,y)
+#define C4096(x,y) C1024(x,y) C1024(x,y+16) C1024(x,y+32) C1024(x,y+48)
+
+unsigned foo(int x[64], int y[64])
+{
+  C4096(x,y);
+  
+  return 0x01234567;
+ gt:
+  return 0x12345678;
+ lt:
+  return 0xF0123456;
+}
+