Add missing profile_dump check

gcc/ChangeLog:

	PR tree-optimization/110600
	* cfgloopmanip.cc (scale_loop_profile): Add mising profile_dump check.

gcc/testsuite/ChangeLog:

	PR tree-optimization/110600
	* gcc.c-torture/compile/pr110600.c: New test.

diff --git a/gcc/cfgloopmanip.cc b/gcc/cfgloopmanip.cc
index 527324207876a2983fca75d4b299b9effea53278..5c0065b2f5ac3456dc90994e43a67b20eac00f21 100644 (file)
--- a/gcc/cfgloopmanip.cc
+++ b/gcc/cfgloopmanip.cc
@@ -582,9 +582,10 @@ scale_loop_profile (class loop *loop, profile_probability p,
 
   if (exit_edge && exit_edge->src->loop_father != loop)
     {
-      fprintf (dump_file,
-              ";; Loop exit is in inner loop;"
-              " will leave exit probabilities inconsistent\n");
+      if (dump_file && (dump_flags & TDF_DETAILS))
+       fprintf (dump_file,
+                ";; Loop exit is in inner loop;"
+                " will leave exit probabilities inconsistent\n");
     }
   else if (exit_edge)
     {

diff --git a/gcc/testsuite/gcc.c-torture/compile/pr110600.c b/gcc/testsuite/gcc.c-torture/compile/pr110600.c
new file mode 100644 (file)
index 0000000..4b126f7
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/pr110600.c
@@ -0,0 +1,6 @@
+int a(int b, int c) { return (b ^ c) < 0 ? b : b - c; }
+int main() {
+  for (int e = 0; e != -1; e = a(e, 1))
+    ;
+  return 0;
+}