diff options
-rw-r--r-- | gcc/cp/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/cp/tree.c | 6 | ||||
-rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/template/pr68978.C | 39 |
4 files changed, 55 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index d471721..9b8c2ff 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,8 @@ +2015-12-18 Patrick Palka <ppalka@gcc.gnu.org> + + PR c++/68978 + * tree.c (lvalue_kind) [MODOP_EXPR]: New case. + 2015-12-18 Paolo Carlini <paolo.carlini@oracle.com> PR c++/67592 diff --git a/gcc/cp/tree.c b/gcc/cp/tree.c index ae176d0..250fe27 100644 --- a/gcc/cp/tree.c +++ b/gcc/cp/tree.c @@ -185,6 +185,12 @@ lvalue_kind (const_tree ref) op2_lvalue_kind = lvalue_kind (TREE_OPERAND (ref, 2)); break; + case MODOP_EXPR: + /* We expect to see unlowered MODOP_EXPRs only during + template processing. */ + gcc_assert (processing_template_decl); + return clk_ordinary; + case MODIFY_EXPR: case TYPEID_EXPR: return clk_ordinary; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index ceba598..20ac322 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2015-12-18 Patrick Palka <ppalka@gcc.gnu.org> + + PR c++/68978 + * g++.dg/template/pr68978.C: New test. + 2015-12-18 Jakub Jelinek <jakub@redhat.com> PR debug/68860 diff --git a/gcc/testsuite/g++.dg/template/pr68978.C b/gcc/testsuite/g++.dg/template/pr68978.C new file mode 100644 index 0000000..1904532 --- /dev/null +++ b/gcc/testsuite/g++.dg/template/pr68978.C @@ -0,0 +1,39 @@ +// PR c++/68978 + +int i = 0, c = 0, radix = 10, max = 0x7fffffff; + +template <typename T> int toi_1() { + if (max < ((i *= radix) += c)) + return 0; + return i; +} + +template <typename T> int toi_2() { + if (max < ((i = radix) = c)) + return 0; + return i; +} + +template <typename T> int toi_3() { + if (max < ((i = radix) += c)) + return 0; + return i; +} + +template <typename T> int toi_4() { + if (max < ((i += radix) = c)) + return 0; + return i; +} + +template <typename T> int toi_5() { + if (max < (((i = radix) += (c += 5)) *= 30)) + return 0; + return i; +} + +int x = toi_1<int> (); +int y = toi_2<int> (); +int z = toi_3<int> (); +int w = toi_4<int> (); +int r = toi_5<int> (); |