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package/gcc: fix ICE building QT5 on xtensa

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Add fix for GCC PR 64896 from the gcc-4_9-branch of gcc.
This fixes bugzilla bug 7961.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Max Filippov 2015-03-20 04:29:01 +03:00 committed by Thomas Petazzoni
parent 0a12a5a1b9
commit 395141d0db
1 changed files with 59 additions and 0 deletions
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59
package/gcc/4.9.2/110-pr64896.patch Normal file
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@ -0,0 +1,59 @@
From fc39d7d6f0ac90086814306a43de38ad65c13f13 Mon Sep 17 00:00:00 2001
From: yroux <yroux@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Tue, 10 Mar 2015 19:20:30 +0000
Subject: [PATCH] gcc/ 2015-03-10 Yvan Roux <yvan.roux@linaro.org>
Backport from trunk r220489.
2015-02-06 Jakub Jelinek <jakub@redhat.com>
PR ipa/64896
* cgraphunit.c (cgraph_node::expand_thunk): If
restype is not is_gimple_reg_type nor the thunk_fndecl
returns aggregate_value_p, set restmp to a temporary variable
instead of resdecl.
gcc/testsuite/
2015-03-10 Yvan Roux <yvan.roux@linaro.org>
Backport from trunk r220489.
2015-02-06 Jakub Jelinek <jakub@redhat.com>
PR ipa/64896
* g++.dg/ipa/pr64896.C: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_9-branch@221333 138bc75d-0d04-0410-961f-82ee72b054a4
---
gcc/ChangeLog | 11 +++++++++++
gcc/cgraphunit.c | 11 ++++++++---
gcc/testsuite/ChangeLog | 8 ++++++++
gcc/testsuite/g++.dg/ipa/pr64896.C | 29 +++++++++++++++++++++++++++++
4 files changed, 56 insertions(+), 3 deletions(-)
create mode 100644 gcc/testsuite/g++.dg/ipa/pr64896.C
diff --git a/gcc/cgraphunit.c b/gcc/cgraphunit.c
index 8f57607..130fc0d 100644
--- a/gcc/cgraphunit.c
+++ b/gcc/cgraphunit.c
@@ -1572,9 +1572,14 @@ expand_thunk (struct cgraph_node *node, bool output_asm_thunks)
restmp = gimple_fold_indirect_ref (resdecl);
else if (!is_gimple_reg_type (restype))
{
- restmp = resdecl;
- add_local_decl (cfun, restmp);
- BLOCK_VARS (DECL_INITIAL (current_function_decl)) = restmp;
+ if (aggregate_value_p (resdecl, TREE_TYPE (thunk_fndecl)))
+ {
+ restmp = resdecl;
+ add_local_decl (cfun, restmp);
+ BLOCK_VARS (DECL_INITIAL (current_function_decl)) = restmp;
+ }
+ else
+ restmp = create_tmp_var (restype, "retval");
}
else
restmp = create_tmp_reg (restype, "retval");
--
1.8.1.4