On Oct 27, 2023, at 8:11 AM, Christophe Lyon <christophe.l...@linaro.org> wrote: > > In some configurations of our validation setup, we always call the > compiler with -Wl,-rpath=XXX, which instructs the driver to invoke the > linker if none of -c, -S or -E is used. > > This happens to be the case in the PCH tests, where dg-flags-pch sets > dg-do-what-default to precompile. > > This works most of the time, in absence of any linker option, the > compiler defaults to generating a precompiled header (otherwise the > linker complains because it cannot find 'main'). > > This small patch forces the use of '-c' when generating the .gch file, > which is sufficient not to invoke the linker. > > Arguably, this could be seen as a dejagnu bug: in gcc-dg-test-1 (in > gcc-dg.exp), we set compile_type to "precompiled_header", which is not > one of the supported values in dejagnu's default_target_compile (in > target.exp). > > 2023-10-27 Christophe Lyon <christophe.l...@linaro.org> > > gcc/testsuite/ > * lib/dg-pch.exp (dg-flags-pch): Add -c when generating the > precompiled header.
Ok.