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| author | Jakub Jelinek <jakub@redhat.com> | 2010-11-09 12:52:59 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2010-11-09 12:52:59 +0100 |
| commit | 8810610ef1ef35a9f731c5b9c700c05b68799a4a (patch) | |
| tree | 414bcdcb6b263c7507f656d38386c6af415673a2 /gcc | |
| parent | b04533af33ccf91e2874b24dd3e678d195c83587 (diff) | |
| download | gcc-8810610ef1ef35a9f731c5b9c700c05b68799a4a.zip gcc-8810610ef1ef35a9f731c5b9c700c05b68799a4a.tar.gz gcc-8810610ef1ef35a9f731c5b9c700c05b68799a4a.tar.bz2 | |
re PR c++/45894 ([C++0x] ICE: segmentation fault with -Wall)
PR c++/45894
* tree.c (lvalue_kind): Don't crash if ref has NULL type.
* g++.dg/warn/Wsequence-point-2.C: New test.
From-SVN: r166481
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/cp/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/cp/tree.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/warn/Wsequence-point-2.C | 28 |
4 files changed, 40 insertions, 1 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 7223529d..51e2171 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,8 @@ +2010-11-09 Jakub Jelinek <jakub@redhat.com> + + PR c++/45894 + * tree.c (lvalue_kind): Don't crash if ref has NULL type. + 2010-11-08 Jason Merrill <jason@redhat.com> PR c++/46382 diff --git a/gcc/cp/tree.c b/gcc/cp/tree.c index 462e35f..ba8e978 100644 --- a/gcc/cp/tree.c +++ b/gcc/cp/tree.c @@ -67,7 +67,8 @@ lvalue_kind (const_tree ref) == REFERENCE_TYPE) return lvalue_kind (TREE_OPERAND (ref, 0)); - if (TREE_CODE (TREE_TYPE (ref)) == REFERENCE_TYPE) + if (TREE_TYPE (ref) + && TREE_CODE (TREE_TYPE (ref)) == REFERENCE_TYPE) { /* unnamed rvalue references are rvalues */ if (TYPE_REF_IS_RVALUE (TREE_TYPE (ref)) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index f8c121e..e0f6069 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2010-11-09 Jakub Jelinek <jakub@redhat.com> + + PR c++/45894 + * g++.dg/warn/Wsequence-point-2.C: New test. + 2010-11-09 Janus Weil <janus@gcc.gnu.org> PR fortran/46313 diff --git a/gcc/testsuite/g++.dg/warn/Wsequence-point-2.C b/gcc/testsuite/g++.dg/warn/Wsequence-point-2.C new file mode 100644 index 0000000..ab9c97a --- /dev/null +++ b/gcc/testsuite/g++.dg/warn/Wsequence-point-2.C @@ -0,0 +1,28 @@ +// PR c++/45894 +// { dg-do compile } +// { dg-options "-std=c++0x -Wsequence-point" } + +struct F +{ + template <typename = int> + void bar (); +}; +template <typename = int> +struct V +{ + V (const V &) { F::bar <>; } +}; +struct C +{ + V <> v; +}; +struct B +{ + C f (); +}; +struct A +{ + C c; + B b; + A () : c (b.f ()) { } +}; |