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-rw-r--r--gcc/testsuite/gcc.dg/20031201-1.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/20031201-1.c b/gcc/testsuite/gcc.dg/20031201-1.c
new file mode 100644
index 000000000..91f2d9ddf
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/20031201-1.c
@@ -0,0 +1,20 @@
+/* PR optimization/12628 */
+/* The following test used to ICE in init_alias_analysis because the
+ given command line options meant that reg_scan wasn't (re)run before
+ the jump bypassing pass. */
+
+/* { dg-do compile } */
+/* { dg-options "-O2 -fno-expensive-optimizations" } */
+
+int outbuf[100];
+int outcnt;
+int bi_buf;
+void send_bits(void)
+{
+ bi_buf = 0;
+ outbuf[outcnt++] = 8;
+ outbuf[outcnt++] = 8;
+ if (outcnt)
+ bi_buf = 1;
+}
+