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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20030707-1.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20030707-1.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20030707-1.c
new file mode 100644
index 000000000..8ce964512
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/20030707-1.c
@@ -0,0 +1,13 @@
+/* PR c/11449. */
+
+/* sign_bit_p() in fold-const.c failed to notice that (int) 0x80000000
+ was the sign bit of m. As a result, fold_single_bit_test()
+ returned ((unsigned int) m >> 31), and that was eventually passed
+ to invert_truthvalue(), which did not know how to handle
+ RROTATE_EXPR, causing an ICE. */
+
+int
+foo (int m)
+{
+ return !(m & ((int) 0x80000000));
+}