diff options
| author | Markus Trippelsdorf <trippels@gcc.gnu.org> | 2014-11-25 07:41:48 +0000 |
|---|---|---|
| committer | Markus Trippelsdorf <trippels@gcc.gnu.org> | 2014-11-25 07:41:48 +0000 |
| commit | a5b58b283d4f139da5cca26af936ddb65dd4ad7c (patch) | |
| tree | 4c0ff73cb0c4d815369df604de4e0b12c0e4f55c /gcc | |
| parent | 02ba3fc22d5b4101f99bd5b0cc5101a04cdd0eb2 (diff) | |
| download | gcc-a5b58b283d4f139da5cca26af936ddb65dd4ad7c.zip gcc-a5b58b283d4f139da5cca26af936ddb65dd4ad7c.tar.gz gcc-a5b58b283d4f139da5cca26af936ddb65dd4ad7c.tar.bz2 | |
re PR ipa/64059 (ICE: Segmentation fault in ipa-polymorphic-call.c:1593)
Fix PR64059
* ipa-prop.c (ipa_analyze_call_uses): Don't call get_dynamic_type when
devirtualization is disabled.
From-SVN: r218038
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/ipa-prop.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/ipa/pr64059.C | 56 |
4 files changed, 68 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5db7497..8ff9c72 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2014-11-25 Jan Hubicka <hubicka@ucw.cz> + + PR ipa/64059 + * ipa-prop.c (ipa_analyze_call_uses): Don't call get_dynamic_type when + devirtualization is disabled. + 2014-11-24 Michael Meissner <meissner@linux.vnet.ibm.com> PR target/63965 diff --git a/gcc/ipa-prop.c b/gcc/ipa-prop.c index 2e0016b..eeffda4 100644 --- a/gcc/ipa-prop.c +++ b/gcc/ipa-prop.c @@ -2155,7 +2155,7 @@ ipa_analyze_call_uses (struct func_body_info *fbi, gcall *call) if (cs && !cs->indirect_unknown_callee) return; - if (cs->indirect_info->polymorphic) + if (cs->indirect_info->polymorphic && flag_devirtualize) { tree instance; tree target = gimple_call_fn (call); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index cee2f3d..147674e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2014-11-25 Markus Trippelsdorf <markus@trippelsdorf.de> + + PR ipa/64059 + * g++.dg/ipa/pr64059.C: New test. + 2014-11-24 Uros Bizjak <ubizjak@gmail.com> PR target/63847 diff --git a/gcc/testsuite/g++.dg/ipa/pr64059.C b/gcc/testsuite/g++.dg/ipa/pr64059.C new file mode 100644 index 0000000..0269b45 --- /dev/null +++ b/gcc/testsuite/g++.dg/ipa/pr64059.C @@ -0,0 +1,56 @@ +// { dg-options "-r -nostdlib -O2 -flto -fno-devirtualize" } +// { dg-require-effective-target lto } + +class A; +class B +{ +public: + A *operator->(); +}; +class C +{ +public: + virtual void m_fn1 (); +}; +class A +{ +public: + C *m_fn2 (); +}; +class D +{ +public: + void + m_fn3 () + { + list_m->m_fn2 ()->m_fn1 (); + } + B list_m; +}; + +class F +{ +public: + D m_fn4 (); +}; +class G +{ +public: + F m_fn5 (int, int); +}; +class H +{ +public: + void + m_fn6 () + { + fieldEngine_m.m_fn5 (0, 0).m_fn4 ().m_fn3 (); + } + G fieldEngine_m; +}; + +void +fn1 (H a) +{ + a.m_fn6 (); +} |