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riscv-gcc-1
Commit ae32f34a by Richard Henderson Committed by Richard Henderson
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* jump.c (delete_insn): Don't delete user labels at -O0. 

From-SVN: r31885
parent 7e1878ef
Showing with 16 additions and 8 deletions
gcc/ChangeLog
2000-02-09 Richard Henderson <rth@cygnus.com>
* jump.c (delete_insn): Don't delete user labels at -O0.
2000-02-09 Robert Lipe <robertl@sco.com>
* Makefile.in (gen-protos): Don't depend on HOST_LIBDEPS.
......
gcc/jump.c
......@@ -4223,15 +4223,19 @@ delete_insn (insn)
if (was_code_label)
remove_node_from_expr_list (insn, &nonlocal_goto_handler_labels);
/* Don't delete user-declared labels. Convert them to special NOTEs
instead. */
if (was_code_label && LABEL_NAME (insn) != 0
&& optimize && ! dont_really_delete)
/* Don't delete user-declared labels. When optimizing, convert them
to special NOTEs instead. When not optimizing, leave them alone. */
if (was_code_label && LABEL_NAME (insn) != 0)
{
PUT_CODE (insn, NOTE);
NOTE_LINE_NUMBER (insn) = NOTE_INSN_DELETED_LABEL;
NOTE_SOURCE_FILE (insn) = 0;
dont_really_delete = 1;
if (! optimize)
dont_really_delete = 1;
else if (! dont_really_delete)
{
PUT_CODE (insn, NOTE);
NOTE_LINE_NUMBER (insn) = NOTE_INSN_DELETED_LABEL;
NOTE_SOURCE_FILE (insn) = 0;
dont_really_delete = 1;
}
}
else
/* Mark this insn as deleted. */
......
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