https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67756
--- Comment #19 from Bernd Edlinger <bernd.edlinger at hotmail dot de> --- ok, but now we have because of the warnings: FAIL: gcc.target/arm/pr67756.c (test for excess errors) I think something like this could fix it: Index: pr67756.c =================================================================== --- pr67756.c (revision 228404) +++ pr67756.c (working copy) @@ -2,6 +2,8 @@ /* { dg-require-effective-target arm_hard_vfp_ok } */ /* { dg-options "-O2 -mapcs -march=armv7-a -mfloat-abi=hard -mfpu=vfpv3-d16" } */ +int inode_permission (), try_break_deleg (); +int mutex_lock (), mutex_unlock (); struct mutex { };