[Bug libstdc++/66829] [6 Regression] FAIL: 23_containers/multiset/modifiers/erase/dr130-linkage-check.cc

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66829

--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> ---
We either need to change how we build testsuite_shared.cc, or change what goes
into it.

--- a/libstdc++-v3/testsuite/lib/libstdc++.exp
+++ b/libstdc++-v3/testsuite/lib/libstdc++.exp
@@ -668,7 +668,7 @@ proc v3-build_support { } {
            # Compile with "-w" so that warnings issued by the compiler
            # do not prevent compilation.
            if { [v3_target_compile $srcdir/util/$f $object_file "sharedlib" \
-            [list "incdir=$srcdir" "additional_flags=-fno-inline -w -shared
-fPIC -DPIC"]]
+            [list "incdir=$srcdir" "additional_flags=-fno-inline -w -shared
-fPIC -DPIC -std=gnu++98"]]
                 != "" } {
                error "could not compile $f"
            }