https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121578
H.J. Lu <hjl.tools at gmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2025-08-17 Ever confirmed|0 |1 Target|powerpc64le-linux-gnu |powerpc64le-linux-gnu,x86-6 | |4 --- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> --- I also saw on Linux/x86-64: spawn -ignore SIGHUP /export/build/gnu/tools-build/gcc-gitlab-test/build-x86_64-linux/gcc/testsuite/g++2/../../xg++ -B/export/build/gnu/tools-build/gcc-gitlab-test/build-x86_64-linux/gcc/testsuite/g++2/../../ /export/gnu/import/git/gitlab/x86-gcc-test/gcc/testsuite/g++.dg/abi/mangle83.C -fdiagnostics-plain-output -nostdinc++ -I/export/build/gnu/tools-build/gcc-gitlab-test/build-x86_64-linux/x86_64-pc-linux-gnu/libstdc++-v3/include/x86_64-pc-linux-gnu -I/export/build/gnu/tools-build/gcc-gitlab-test/build-x86_64-linux/x86_64-pc-linux-gnu/libstdc++-v3/include -I/export/gnu/import/git/gitlab/x86-gcc-test/libstdc++-v3/libsupc++ -I/export/gnu/import/git/gitlab/x86-gcc-test/libstdc++-v3/include/backward -I/export/gnu/import/git/gitlab/x86-gcc-test/libstdc++-v3/testsuite/util -fmessage-length=0 -std=c++14 -pedantic-errors -Wno-long-long -ffat-lto-objects -fno-ident -S -o mangle83.s /export/gnu/import/git/gitlab/x86-gcc-test/gcc/testsuite/g++.dg/abi/mangle83.C:5:10: error: 'auto' parameter not permitted in this context /export/gnu/import/git/gitlab/x86-gcc-test/gcc/testsuite/g++.dg/abi/mangle83.C:8:14: error: template-id 'Frob<A>' for 'int Frob()' does not match any template declaration /export/gnu/import/git/gitlab/x86-gcc-test/gcc/testsuite/g++.dg/abi/mangle83.C:5:22: note: candidate is: 'template<<typeprefixerror>V> int Frob()' /export/gnu/import/git/gitlab/x86-gcc-test/gcc/testsuite/g++.dg/abi/mangle83.C:9:14: error: template-id 'Frob<B>' for 'int Frob()' does not match any template declaration /export/gnu/import/git/gitlab/x86-gcc-test/gcc/testsuite/g++.dg/abi/mangle83.C:5:22: note: candidate is: 'template<<typeprefixerror>V> int Frob()' /export/gnu/import/git/gitlab/x86-gcc-test/gcc/testsuite/g++.dg/abi/mangle83.C:16:14: error: template-id 'Frob<C>' for 'int Frob()' does not match any template declaration /export/gnu/import/git/gitlab/x86-gcc-test/gcc/testsuite/g++.dg/abi/mangle83.C:5:22: note: candidate is: 'template<<typeprefixerror>V> int Frob()' /export/gnu/import/git/gitlab/x86-gcc-test/gcc/testsuite/g++.dg/abi/mangle83.C:21:14: error: template-id 'Frob<D>' for 'int Frob()' does not match any template declaration /export/gnu/import/git/gitlab/x86-gcc-test/gcc/testsuite/g++.dg/abi/mangle83.C:5:22: note: candidate is: 'template<<typeprefixerror>V> int Frob()' compiler exited with status 1 FAIL: g++.dg/abi/mangle83.C -std=c++14 (test for excess errors)