PR middle-end/10336, c++/10401
* jump.c (never_reached_warning): Also stop looking if we reach the
beginning of the function.
From-SVN: r65637
+2003-04-14 Jason Merrill <jason@redhat.com>
+
+ PR middle-end/10336, c++/10401
+ * jump.c (never_reached_warning): Also stop looking if we reach the
+ beginning of the function.
+
2003-04-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
PR target/10338
us the head of a block, a NOTE_INSN_BASIC_BLOCK, which often follows
the line note. */
for (insn = PREV_INSN (avoided_insn); ; insn = PREV_INSN (insn))
- if (GET_CODE (insn) != NOTE)
+ if (GET_CODE (insn) != NOTE
+ || NOTE_LINE_NUMBER (insn) == NOTE_INSN_FUNCTION_BEG)
{
insn = NEXT_INSN (insn);
break;
--- /dev/null
+/* PR middle-end/10336 */
+/* { dg-options "-Wunreachable-code" } */
+
+void foo(int i)
+{
+ switch(i) {
+ case 0:
+ break;
+ case 1:
+ break;
+ }
+}