1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr18928-1.c b/gcc/testsuite/gcc.dg/pr18928-1.c
new file mode 100644
index 000000000..406b2fcab
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr18928-1.c
@@ -0,0 +1,20 @@
+/* PR rtl-optimization/18928 */
+/* { dg-do compile { target fpic } } */
+/* { dg-options "-O2 -fPIC" } */
+
+const char *toHex( unsigned short u )
+{
+  static char hexVal[5];
+  int i = 3;
+  while ( i >= 0 ) {
+    unsigned short hex = (u & 0x000f);
+    if ( hex < 0x0a )
+      hexVal[i] = '0'+hex;
+    else
+      hexVal[i] = 'A'+(hex-0x0a);
+    i--;
+  }
+  hexVal[4] = '\0';
+  return hexVal;
+}
+