https://gcc.gnu.org/g:c86745f4f6e57ac5bd3d399f294860753bcbaa11
commit r16-7058-gc86745f4f6e57ac5bd3d399f294860753bcbaa11 Author: Frank Scheiner <[email protected]> Date: Mon Jan 12 10:48:58 2026 +0100 testsuite: only test with LTO if LTO support is actually configured Bootstrapping GCC (c, c++) on ia64 w/o support for LTO ([1]) showed that the testsuite (specifically c-c++-common/guality) executes tests with `-flto` although there was no support for LTO configured. [1]: https://gcc.gnu.org/pipermail/gcc-testresults/2025-December/865397.html This is because [...]/guality.exp adds test permutations w/`-flto` unconditionally. Fix that by checking for LTO support and drop permutations w/`-flto` if unsupported. Fixes r10-2142-gec8ac265ff21fb as per [2]. [2]: https://gcc.gnu.org/pipermail/gcc-patches/2026-January/705638.html gcc/testsuite/ChangeLog: * gcc.dg/guality/guality.exp: Only test with LTO if supported. * g++.dg/guality/guality.exp: Likewise. Signed-off-by: Frank Scheiner <[email protected]> Diff: --- gcc/testsuite/g++.dg/guality/guality.exp | 9 ++++++++- gcc/testsuite/gcc.dg/guality/guality.exp | 9 ++++++++- 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/gcc/testsuite/g++.dg/guality/guality.exp b/gcc/testsuite/g++.dg/guality/guality.exp index a46f8465a33c..7f1e7b23a608 100644 --- a/gcc/testsuite/g++.dg/guality/guality.exp +++ b/gcc/testsuite/g++.dg/guality/guality.exp @@ -93,10 +93,17 @@ if {[check_guality " gcc-dg-runtest [lsort [glob $srcdir/$subdir/*.C]] "" "" gcc-dg-runtest $general "" "" + + if [check_effective_target_lto] { + set lto_option_list [list "-Og -flto"] + } else { + set lto_option_list "" + } + set-torture-options \ [list "-O0" "-Og"] \ [list {}] \ - [list "-Og -flto"] + $lto_option_list gcc-dg-runtest $Og "" "" } diff --git a/gcc/testsuite/gcc.dg/guality/guality.exp b/gcc/testsuite/gcc.dg/guality/guality.exp index 5c892c15479f..c38ae8899bc0 100644 --- a/gcc/testsuite/gcc.dg/guality/guality.exp +++ b/gcc/testsuite/gcc.dg/guality/guality.exp @@ -108,10 +108,17 @@ if {[check_guality " gcc-dg-runtest [lsort [glob $srcdir/$subdir/*.c]] "" "" gcc-dg-runtest $general "" "-Wc++-compat" + + if [check_effective_target_lto] { + set lto_option_list [list "-Og -flto"] + } else { + set lto_option_list "" + } + set-torture-options \ [list "-O0" "-Og"] \ [list {}] \ - [list "-Og -flto"] + $lto_option_list gcc-dg-runtest $Og "" "-Wc++-compat" }
