From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 122391 invoked by alias); 12 Apr 2015 12:56:47 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 122356 invoked by uid 48); 12 Apr 2015 12:56:43 -0000 From: "doko at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/65747] New: [5 Regression] ICE (in compare_ssa_name, at ipa-icf-gimple.c:134) on x86_64-linux-gnu Date: Sun, 12 Apr 2015 12:56:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 5.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: doko at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter attachments.created Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-04/txt/msg00988.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65747 Bug ID: 65747 Summary: [5 Regression] ICE (in compare_ssa_name, at ipa-icf-gimple.c:134) on x86_64-linux-gnu Product: gcc Version: 5.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end Assignee: unassigned at gcc dot gnu.org Reporter: doko at gcc dot gnu.org Created attachment 35303 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35303&action=edit preprocessed source seen building the DCE VM for OpenJDK 7 (openjdk-7-dcevm package) $ g++ -c -g -O2 assembler_x86.ii assembler_x86.ii:53:1: internal compiler error: in compare_ssa_name, at ipa-icf-gimple.c:134 } ^ 0x12fc510 ipa_icf_gimple::func_checker::compare_ssa_name(tree_node*, tree_node*) ../../src/gcc/ipa-icf-gimple.c:134 0x12fd53c ipa_icf_gimple::func_checker::compare_operand(tree_node*, tree_node*) ../../src/gcc/ipa-icf-gimple.c:524 0x12fe6fb ipa_icf_gimple::func_checker::compare_gimple_call(gcall*, gcall*) ../../src/gcc/ipa-icf-gimple.c:766 0x12ff6ee ipa_icf_gimple::func_checker::compare_bb(ipa_icf_gimple::sem_bb*, ipa_icf_gimple::sem_bb*) ../../src/gcc/ipa-icf-gimple.c:691 0x12ecd62 ipa_icf::sem_function::equals_private(ipa_icf::sem_item*, hash_map&) ../../src/gcc/ipa-icf.c:757 0x12ed1f3 ipa_icf::sem_function::equals_private(ipa_icf::sem_item*, hash_map&) ../../src/gcc/ipa-icf.c:653 0x12ed1f3 ipa_icf::sem_function::equals(ipa_icf::sem_item*, hash_map&) ../../src/gcc/ipa-icf.c:654 0x12eddf2 ipa_icf::sem_item_optimizer::subdivide_classes_by_equality(bool) ../../src/gcc/ipa-icf.c:2657 0x12f8eec ipa_icf::sem_item_optimizer::execute() ../../src/gcc/ipa-icf.c:2421 0x12fa8e6 ipa_icf_driver ../../src/gcc/ipa-icf.c:3306 0x12fa8e6 ipa_icf::pass_ipa_icf::execute(function*) ../../src/gcc/ipa-icf.c:3353 Please submit a full bug report, with preprocessed source if appropriate. $ cat assembler_x86.ii class A { public: enum relocType {}; }; class B { enum {} _relocbuf[]; public: A::relocType m_fn1() const; }; class Relocation { public: virtual A m_fn2(); } *a; class C { B _rspec; void m_fn3() { _rspec.m_fn1(); } friend class D; }; class D { int m_fn4(C); void m_fn5(); void m_fn6(int, C); void m_fn7(int, C); void m_fn8(); bool m_fn9(); void m_fn10(int); void m_fn11(int); }; A::relocType B::m_fn1() const { a = (Relocation *)_relocbuf; a->m_fn2(); } void D::m_fn10(int) { m_fn8(); } void D::m_fn11(int) { m_fn8(); } int D::m_fn4(C p1) { p1.m_fn3(); } void D::m_fn6(int, C p2) { int b; if (m_fn9()) { m_fn4(p2); m_fn10(b); } else m_fn5(); m_fn10(int()); } void D::m_fn7(int, C p2) { int c; if (m_fn9()) { m_fn4(p2); m_fn11(c); } else m_fn5(); m_fn11(int()); } $ g++ -v Using built-in specs. COLLECT_GCC=g++ COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/5/lto-wrapper Target: x86_64-linux-gnu Configured with: ../src/configure -v --with-pkgversion='Ubuntu 5-20150410-0ubuntu11' --with-bugurl=file:///usr/share/doc/gcc-5/README.Bugs --enable-languages=c,ada,c++,java,go,d,fortran,objc,obj-c++ --prefix=/usr --program-suffix=-5 --enable-shared --enable-linker-build-id --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --with-default-libstdcxx-abi=c++98 --enable-gnu-unique-object --disable-vtable-verify --enable-libmpx --enable-plugin --with-system-zlib --disable-browser-plugin --enable-java-awt=gtk --enable-gtk-cairo --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-5-amd64/jre --enable-java-home --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-5-amd64 --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-5-amd64 --with-arch-directory=amd64 --with-ecj-jar=/usr/share/java/eclipse-ecj.jar --enable-objc-gc --enable-multiarch --disable-werror --with-arch-32=i686 --with-abi=m64 --with-multilib-list=m32,m64,mx32 --enable-multilib --with-tune=generic --enable-checking=yes --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu Thread model: posix gcc version 5.0.0 20150410 (experimental) [trunk revision 221996] (Ubuntu 5-20150410-0ubuntu11)