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Diffstat (limited to 'gcc/tree-ssa-pre.c')
| -rw-r--r-- | gcc/tree-ssa-pre.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c index 606cafa1792..8324f09aaa2 100644 --- a/gcc/tree-ssa-pre.c +++ b/gcc/tree-ssa-pre.c @@ -4230,7 +4230,8 @@ do_pre (void) static bool gate_pre (void) { - return flag_tree_pre != 0; + /* PRE tends to generate bigger code. */ + return flag_tree_pre != 0 && optimize_function_for_speed_p (cfun); } struct gimple_opt_pass pass_pre = |