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| author | Jason Merrill <jason@redhat.com> | 2003-03-10 17:04:09 -0500 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2003-03-10 17:04:09 -0500 |
| commit | 70f0e2883a4554c39445a4fd27e1490fcc828853 (patch) | |
| tree | b902cae44221110fcb4a1215a2361abfa9d26d5b /gcc | |
| parent | f3d2c79d415d0382d008125c1a838273ac4f6ba6 (diff) | |
| download | gcc-70f0e2883a4554c39445a4fd27e1490fcc828853.zip gcc-70f0e2883a4554c39445a4fd27e1490fcc828853.tar.gz gcc-70f0e2883a4554c39445a4fd27e1490fcc828853.tar.bz2 | |
re PR c++/9798 (Infinite recursion (segfault) in cp/decl.c:push_using_directive with recusive using directives)
PR c++/9798
* decl.c (push_using_directive): Push before recursing.
From-SVN: r64133
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/cp/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/cp/decl.c | 9 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/lookup/using3.C | 12 |
3 files changed, 21 insertions, 5 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 4037471..9f70757 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,6 +1,9 @@ 2003-03-10 Jason Merrill <jason@redhat.com> - PR c++/9868 + PR c++/9798 + * decl.c (push_using_directive): Push before recursing. + + PR c++/9868, c++/9524 * call.c (resolve_scoped_fn_name): Handle the case of a function pointer member. diff --git a/gcc/cp/decl.c b/gcc/cp/decl.c index b3e617f..eeae35a 100644 --- a/gcc/cp/decl.c +++ b/gcc/cp/decl.c @@ -4442,14 +4442,15 @@ push_using_directive (tree used) if (purpose_member (used, ud) != NULL_TREE) POP_TIMEVAR_AND_RETURN (TV_NAME_LOOKUP, NULL_TREE); - /* Recursively add all namespaces used. */ - for (iter = DECL_NAMESPACE_USING (used); iter; iter = TREE_CHAIN (iter)) - push_using_directive (TREE_PURPOSE (iter)); - ancestor = namespace_ancestor (current_decl_namespace (), used); ud = current_binding_level->using_directives; ud = tree_cons (used, ancestor, ud); current_binding_level->using_directives = ud; + + /* Recursively add all namespaces used. */ + for (iter = DECL_NAMESPACE_USING (used); iter; iter = TREE_CHAIN (iter)) + push_using_directive (TREE_PURPOSE (iter)); + POP_TIMEVAR_AND_RETURN (TV_NAME_LOOKUP, ud); } diff --git a/gcc/testsuite/g++.dg/lookup/using3.C b/gcc/testsuite/g++.dg/lookup/using3.C new file mode 100644 index 0000000..f364275 --- /dev/null +++ b/gcc/testsuite/g++.dg/lookup/using3.C @@ -0,0 +1,12 @@ +// PR c++/9798 + +namespace std { } +namespace STL { using namespace std; } +namespace std { + using namespace STL; +} +namespace STL { + struct A { + void B() { using namespace std; } + }; +} |