Hi Richard, >> > Please don't add -fcommon in lto.exp. >> >> So what is the best way to add an extra option to lto.exp? >> Note dg-lto-options completely overrides the options from lto.exp, so I can't >> use that except in tests which already use it. > > On what testcases do you need it at all?
These need it in order to run over the original set of LTO options. A possibility would be to select one of the set of options and just run that using dg-lto-options (assuming it's safe to use -flto-partition and/or -flinker-plugin on all targets). PASS->FAIL: g++.dg/lto/odr-6 2 (test for LTO warnings, odr-6_0.C line 3) PASS->FAIL: g++.dg/lto/odr-6 2 (test for LTO warnings, odr-6_0.C line 3) PASS->FAIL: g++.dg/lto/odr-6 2 (test for LTO warnings, odr-6_1.c line 1) PASS->FAIL: g++.dg/lto/odr-6 2 (test for LTO warnings, odr-6_1.c line 1) PASS->FAIL: g++.dg/lto/odr-6 cp_lto_odr-6_0.o-cp_lto_odr-6_1.o link, -O0 -flto -flto-partition=1to1 -fno-use-linker-plugin PASS->FAIL: g++.dg/lto/odr-6 cp_lto_odr-6_0.o-cp_lto_odr-6_1.o link, -O0 -flto -flto-partition=none -fuse-linker-plugin PASS->FAIL: g++.dg/lto/odr-6 cp_lto_odr-6_0.o-cp_lto_odr-6_1.o link, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects PASS->FAIL: g++.dg/lto/odr-6 cp_lto_odr-6_0.o-cp_lto_odr-6_1.o link, -O2 -flto -flto-partition=1to1 -fno-use-linker-plugin PASS->FAIL: g++.dg/lto/odr-6 cp_lto_odr-6_0.o-cp_lto_odr-6_1.o link, -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects PASS->FAIL: g++.dg/lto/odr-6 cp_lto_odr-6_0.o-cp_lto_odr-6_1.o link, -O2 -flto -fuse-linker-plugin PASS->FAIL: gcc.dg/lto/pr88077 c_lto_pr88077_0.o-c_lto_pr88077_1.o link, -O0 -flto -flto-partition=1to1 -fno-use-linker-plugin PASS->FAIL: gcc.dg/lto/pr88077 c_lto_pr88077_0.o-c_lto_pr88077_1.o link, -O0 -flto -flto-partition=none -fuse-linker-plugin PASS->FAIL: gcc.dg/lto/pr88077 c_lto_pr88077_0.o-c_lto_pr88077_1.o link, -O0 -flto -fuse-linker-plugin -fno-fat-lto-objects PASS->FAIL: gcc.dg/lto/pr88077 c_lto_pr88077_0.o-c_lto_pr88077_1.o link, -O2 -flto -flto-partition=1to1 -fno-use-linker-plugin PASS->FAIL: gcc.dg/lto/pr88077 c_lto_pr88077_0.o-c_lto_pr88077_1.o link, -O2 -flto -flto-partition=none -fuse-linker-plugin -fno-fat-lto-objects PASS->FAIL: gcc.dg/lto/pr88077 c_lto_pr88077_0.o-c_lto_pr88077_1.o link, -O2 -flto -fuse-linker-plugin Wilco
