diff options
Diffstat (limited to 'gcc/cgraph.c')
| -rw-r--r-- | gcc/cgraph.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/cgraph.c b/gcc/cgraph.c index 840cf29..f2d7609 100644 --- a/gcc/cgraph.c +++ b/gcc/cgraph.c @@ -1641,8 +1641,12 @@ cgraph_clone_edge (struct cgraph_edge *e, struct cgraph_node *n, { struct cgraph_edge *new_edge; gcov_type count = e->count * count_scale / REG_BR_PROB_BASE; - gcov_type freq = e->frequency * (gcov_type) freq_scale / CGRAPH_FREQ_BASE; + gcov_type freq; + /* We do not want to ignore loop nest after frequency drops to 0. */ + if (!freq_scale) + freq_scale = 1; + freq = e->frequency * (gcov_type) freq_scale / CGRAPH_FREQ_BASE; if (freq > CGRAPH_FREQ_MAX) freq = CGRAPH_FREQ_MAX; new_edge = cgraph_create_edge (n, e->callee, call_stmt, count, freq, |