https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65940
Bug ID: 65940 Summary: g++.dg/other/anon5.C requires dwarf4 support in ld Product: gcc Version: 6.0 Status: UNCONFIRMED Severity: trivial Priority: P3 Component: testsuite Assignee: unassigned at gcc dot gnu.org Reporter: vries at gcc dot gnu.org Target Milestone: --- g++.log: ... build/gcc/testsuite/g++2/../../xg++ -Bbuild/gcc/testsuite/g++2/../../ src/gcc/testsuite/g++.dg/other/anon5.C -fno-diagnostics-show-caret -fdiagnostics-color=never -nostdinc++ -Inobootstrap/build/x86_64-unknown-linux-gnu/libstdc++-v3/include/x86_64-unknown-linux-gnu -Inobootstrap/build/x86_64-unknown-linux-gnu/libstdc++-v3/include -Isrc/libstdc++-v3/libsupc++ -Isrc/libstdc++-v3/include/backward -Isrc/libstdc++-v3/testsuite/util -fmessage-length=0 -std=gnu++98 -g -Lbuild/x86_64-unknown-linux-gnu/./libstdc++-v3/src/.libs -Bbuild/x86_64-unknown-linux-gnu/./libstdc++-v3/src/.libs -Lbuild/x86_64-unknown-linux-gnu/./libstdc++-v3/src/.libs -lm -o anon5.exe /usr/bin/ld: Dwarf Error: found dwarf version '4', this reader only handles version 2 and 3 information. /tmp/ccgoCWLN.o: In function `f()': anon5.C:(.text+0x5): undefined reference to `(anonymous namespace)::c::t' collect2: error: ld returned 1 exit status compiler exited with status 1 PASS: g++.dg/other/anon5.C -std=gnu++98 undefined (test for warnings, line ) FAIL: g++.dg/other/anon5.C -std=gnu++98 (test for excess errors) ... ld version is: ... GNU ld (GNU Binutils for Ubuntu) 2.20.1-system.20100303 ... Fail in same testcase also observed at: https://gcc.gnu.org/ml/gcc-testresults/2015-04/msg02807.html .