https://gcc.gnu.org/g:0ed6e5b4820e01fa86b48a7b1d62f752ec97ea41
commit r14-9367-g0ed6e5b4820e01fa86b48a7b1d62f752ec97ea41 Author: Francois-Xavier Coudert <fxcoud...@gcc.gnu.org> Date: Thu Mar 7 17:27:17 2024 +0100 testsuite, darwin: improve check for -shared support The undefined symbols are allowed for C checks, but when this is run as C++, the mangled foo() symbol is still seen as undefined, and the testsuite thinks darwin does not support -shared. gcc/testsuite/ChangeLog: PR target/114233 * lib/target-supports.exp: Fix test for C++. Diff: --- gcc/testsuite/lib/target-supports.exp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp index ae33c4f1e3a..467b539b20d 100644 --- a/gcc/testsuite/lib/target-supports.exp +++ b/gcc/testsuite/lib/target-supports.exp @@ -1390,7 +1390,7 @@ proc check_effective_target_shared { } { # here to be undefined. set extra_flags "" if { [istarget *-*-darwin\[912\]*] } { - set extra_flags "-Wl,-U,_foo,-U,_bar" + set extra_flags "-Wl,-U,_foo,-U,_bar,-U,__Z3foov" } # Note that M68K has a multilib that supports -fpic but not # -fPIC, so we need to check both. We test with a program that