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| author | Ilya Enkovich <ilya.enkovich@intel.com> | 2015-03-31 08:29:28 +0000 |
|---|---|---|
| committer | Ilya Enkovich <ienkovich@gcc.gnu.org> | 2015-03-31 08:29:28 +0000 |
| commit | b7e85ee1070cecffe7dc6b722b67afd758663fb2 (patch) | |
| tree | 19f537ccb6ebaa77c99c38727cd554e769dbc5d3 /gcc | |
| parent | ce52d8847ea9f0a105a67f5a746ba1dcb998f534 (diff) | |
| download | gcc-b7e85ee1070cecffe7dc6b722b67afd758663fb2.zip gcc-b7e85ee1070cecffe7dc6b722b67afd758663fb2.tar.gz gcc-b7e85ee1070cecffe7dc6b722b67afd758663fb2.tar.bz2 | |
re PR target/65531 (ICE: symtab_node::verify failed: Two symbols with same comdat_group are not linked by the same_comdat_group list. with -fcheck-pointer-bounds -mmpx)
gcc/
PR target/65531
* ipa-chkp.c (chkp_maybe_create_clone): Don't set
same_comdat_group for external symbols.
* symtab.c (symtab_node::verify_symtab_nodes): Avoid
infinite same_comdat_group traversal loop.
gcc/testsuite/
PR target/65531
* gcc.target/i386/mpx/pr65531.cc: New.
From-SVN: r221788
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/ipa-chkp.c | 3 | ||||
| -rw-r--r-- | gcc/symtab.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/mpx/pr65531.cc | 13 |
5 files changed, 30 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 23213ee..189c3d8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2015-03-31 Ilya Enkovich <ilya.enkovich@intel.com> + + PR target/65531 + * ipa-chkp.c (chkp_maybe_create_clone): Don't set + same_comdat_group for external symbols. + * symtab.c (symtab_node::verify_symtab_nodes): Avoid + infinite same_comdat_group traversal loop. + 2015-03-31 Jakub Jelinek <jakub@redhat.com> PR plugins/61176 diff --git a/gcc/ipa-chkp.c b/gcc/ipa-chkp.c index a9933e2..3218d42 100644 --- a/gcc/ipa-chkp.c +++ b/gcc/ipa-chkp.c @@ -574,7 +574,8 @@ chkp_maybe_create_clone (tree fndecl) /* Clones have the same comdat group as originals. */ if (node->same_comdat_group - || DECL_ONE_ONLY (node->decl)) + || (DECL_ONE_ONLY (node->decl) + && !DECL_EXTERNAL (node->decl))) clone->add_to_same_comdat_group (node); if (gimple_has_body_p (fndecl)) diff --git a/gcc/symtab.c b/gcc/symtab.c index eb41d62..156fa3d 100644 --- a/gcc/symtab.c +++ b/gcc/symtab.c @@ -1132,7 +1132,8 @@ symtab_node::verify_symtab_nodes (void) *entry = node; else if (!DECL_EXTERNAL (node->decl)) { - for (s = (*entry)->same_comdat_group; s != NULL && s != node; + for (s = (*entry)->same_comdat_group; + s != NULL && s != node && s != *entry; s = s->same_comdat_group) ; if (!s || s == *entry) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 04b5fad..de247ed 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,10 @@ 2015-03-31 Ilya Enkovich <ilya.enkovich@intel.com> + PR target/65531 + * gcc.target/i386/mpx/pr65531.cc: New. + +2015-03-31 Ilya Enkovich <ilya.enkovich@intel.com> + PR target/65602 * gcc.target/i386/mpx/alloca-1-lbv.c (mpx_test): Use __builtin_alloca instead of alloca. diff --git a/gcc/testsuite/gcc.target/i386/mpx/pr65531.cc b/gcc/testsuite/gcc.target/i386/mpx/pr65531.cc new file mode 100644 index 0000000..049569c --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/mpx/pr65531.cc @@ -0,0 +1,13 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fcheck-pointer-bounds -mmpx" } */ + +#pragma interface + +struct S +{ + ~S () + { + } +}; + +S s; |