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| author | Marek Polacek <polacek@redhat.com> | 2017-02-10 16:32:19 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2017-02-10 16:32:19 +0000 |
| commit | 6f4f30bf3142fe3454345be587b373aa457078d3 (patch) | |
| tree | 3f0ced92601fc57e4a20ae38ffb0506283a6b3a8 /gcc | |
| parent | 67afc9a696110263bb48b3ed55814b4593fe5e2b (diff) | |
| download | gcc-6f4f30bf3142fe3454345be587b373aa457078d3.zip gcc-6f4f30bf3142fe3454345be587b373aa457078d3.tar.gz gcc-6f4f30bf3142fe3454345be587b373aa457078d3.tar.bz2 | |
re PR c++/79435 (ICE on invalid C++ code (with member access into an incomplete type) on x86_64-linux-gnu: Segmentation fault)
PR c++/79435
* pt.c (type_dependent_expression_p): Check if the expression type
is null.
* g++.dg/cpp1y/pr79435.C: New.
From-SVN: r245334
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/cp/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/cp/pt.c | 1 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/cpp1y/pr79435.C | 6 |
4 files changed, 18 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 0c5d165..7f113ec 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,9 @@ +2017-02-10 Marek Polacek <polacek@redhat.com> + + PR c++/79435 + * pt.c (type_dependent_expression_p): Check if the expression type + is null. + 2017-02-10 Paolo Carlini <paolo.carlini@oracle.com> PR c++/71737 diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c index c23c14c..712fb69 100644 --- a/gcc/cp/pt.c +++ b/gcc/cp/pt.c @@ -23818,6 +23818,7 @@ type_dependent_expression_p (tree expression) we couldn't determine its length in cp_complete_array_type because it is dependent. */ if (VAR_P (expression) + && TREE_TYPE (expression) != NULL_TREE && TREE_CODE (TREE_TYPE (expression)) == ARRAY_TYPE && !TYPE_DOMAIN (TREE_TYPE (expression)) && DECL_INITIAL (expression)) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a1cee1b..0c17a036 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2017-02-10 Marek Polacek <polacek@redhat.com> + + PR c++/79435 + * g++.dg/cpp1y/pr79435.C: New. + 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org> * gcc.target/aarch64/advsimd-intrinsics/p64_p128.c diff --git a/gcc/testsuite/g++.dg/cpp1y/pr79435.C b/gcc/testsuite/g++.dg/cpp1y/pr79435.C new file mode 100644 index 0000000..a9e4671 --- /dev/null +++ b/gcc/testsuite/g++.dg/cpp1y/pr79435.C @@ -0,0 +1,6 @@ +// PR c++/79435 +// { dg-do compile { target c++14 } } + +struct A; +extern A a; // { dg-error "'a' has incomplete type" } +template < int > int f = a.x; |