[gcc(refs/users/meissner/heads/ieee)] ipa/94245 - avoid folding when we want an ADDR_EXPR

[gcc(refs/users/meissner/heads/ieee)] ipa/94245 - avoid folding when we want an ADDR_EXPR

[Michael Meissner]

https://gcc.gnu.org/g:7a2090b04e54ffccc64ad2dfd5b46eb4bb8ce482

commit 7a2090b04e54ffccc64ad2dfd5b46eb4bb8ce482
Author: Richard Biener <rguenther@suse.de>
Date:   Mon Mar 23 09:33:25 2020 +0100

    ipa/94245 - avoid folding when we want an ADDR_EXPR
    
    Another case where build_fold_addr_expr is harmful.
    
    2020-03-23  Richard Biener  <rguenther@suse.de>
    
            PR ipa/94245
            * ipa-prop.c (ipa_read_jump_function): Build the ADDR_EXRP
            directly rather than also folding it via build_fold_addr_expr.

Diff:
---
 gcc/ChangeLog  | 6 ++++++
 gcc/ipa-prop.c | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5df915d7800..c33327e61b2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2020-03-23  Richard Biener  <rguenther@suse.de>
+
+	PR ipa/94245
+	* ipa-prop.c (ipa_read_jump_function): Build the ADDR_EXRP
+	directly rather than also folding it via build_fold_addr_expr.
+
 2020-03-23  Richard Biener  <rguenther@suse.de>
 
 	PR tree-optimization/94266
diff --git a/gcc/ipa-prop.c b/gcc/ipa-prop.c
index a77130ded39..71ac0e104d2 100644
--- a/gcc/ipa-prop.c
+++ b/gcc/ipa-prop.c
@@ -4625,7 +4625,7 @@ ipa_read_jump_function (class lto_input_block *ib,
       {
 	tree t = stream_read_tree (ib, data_in);
 	if (flag && prevails)
-	  t = build_fold_addr_expr (t);
+	  t = build1 (ADDR_EXPR, build_pointer_type (TREE_TYPE (t)), t);
 	ipa_set_jf_constant (jump_func, t, cs);
       }
       break;