Fix failure in merge_block.c testcase

Jan Hubicka hubicka@kam.mff.cuni.cz
Sun Nov 21 15:15:34 GMT 2021


Hi,
this testcase needs -fno-ipa-modref becuase otherwise it hits the issue
that complete loop unrolling leaves somewhat mismatched profile.

Bootstrapped/regtested x86_64-linux, comitted.

gcc/testsuite/ChangeLog:

2021-11-21  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/103264
	* gcc.dg/tree-prof/merge_block.c: Add -fno-ipa-modref

diff --git a/gcc/testsuite/gcc.dg/tree-prof/merge_block.c b/gcc/testsuite/gcc.dg/tree-prof/merge_block.c
index 5da5ddff6a0..e8a8873f152 100644
--- a/gcc/testsuite/gcc.dg/tree-prof/merge_block.c
+++ b/gcc/testsuite/gcc.dg/tree-prof/merge_block.c
@@ -1,5 +1,5 @@
 
-/* { dg-options "-O2 -fno-ipa-pure-const -fdump-tree-optimized-blocks-details -fno-early-inlining" } */
+/* { dg-options "-O2 -fno-ipa-pure-const -fdump-tree-optimized-blocks-details -fno-early-inlining -fno-ipa-modref" } */
 int a[8];
 int t()
 {


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