In some cases, dmalloc fails to build when building in parallel. Do not use -j# for dmalloc.
1 See http://gcc.gnu.org/PR21173
2 This is a fix for a last minute brown-bag bug with gcc-4.0.0
4 ------- Additional Comment #24 From CVS Commits 2005-04-25 14:03 [reply] -------
10 Changes by: dberlin@gcc.gnu.org 2005-04-25 14:02:38
13 gcc : ChangeLog tree-ssa-pre.c
16 2005-04-25 Daniel Berlin <dberlin@dberlin.org>
18 Fix PR tree-optimization/21173
20 * tree-ssa-pre.c (create_expression_by_pieces): Call unshare_expr
21 on things we pass to force_gimple_operand. Don't try to special
25 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.7592.2.192&r2=2.7592.2.193
26 http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-pre.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.65.4.2&r2=2.65.4.3
28 ===================================================================
29 RCS file: /cvs/gcc/gcc/gcc/tree-ssa-pre.c,v
30 retrieving revision 2.65.4.2
31 retrieving revision 2.65.4.3
32 diff -u -r2.65.4.2 -r2.65.4.3
33 --- gcc/gcc/tree-ssa-pre.c 2005/04/17 23:40:31 2.65.4.2
34 +++ gcc/gcc/tree-ssa-pre.c 2005/04/25 14:02:31 2.65.4.3
37 folded = fold (build (TREE_CODE (expr), TREE_TYPE (expr),
39 - newexpr = force_gimple_operand (folded, &forced_stmts, false, NULL);
40 + newexpr = force_gimple_operand (unshare_expr (folded),
41 + &forced_stmts, false, NULL);
44 tsi = tsi_start (forced_stmts);
45 @@ -1372,14 +1373,8 @@
46 add_referenced_tmp_var (temp);
47 folded = fold (build (TREE_CODE (expr), TREE_TYPE (expr),
49 - /* If the generated operand is already GIMPLE min_invariant
50 - just use it instead of calling force_gimple_operand on it,
51 - since that may make it not invariant by copying it into an
53 - if (!is_gimple_min_invariant (genop1))
54 - newexpr = force_gimple_operand (folded, &forced_stmts, false, NULL);
57 + newexpr = force_gimple_operand (unshare_expr (folded),
58 + &forced_stmts, false, NULL);
61 tsi = tsi_start (forced_stmts);
65 13:16:54 (1.24 MB/s) - `-' saved [1303]