https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87291
--- Comment #7 from David Malcolm <dmalcolm at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #5) > (In reply to bouanto from comment #4) > > So, an example like this: > > > > ```c > > bool old; > > __asm__ ("btsl %2,%1\n\t" // Turn on zero-based bit #Offset in Base. > > "sbb %0,%0" // Use the CF to calculate old. > > : "=r" (old), "+rm" (*Base) > > : "Ir" (Offset) > > : "cc"); > > Could we instead try to get this produced from normal gimple/C code? Note that this is the example from "6.47.2.3 Output Operands" on https://gcc.gnu.org/onlinedocs/gcc/Extended-Asm.html I believe bouanto is merely citing it as an example.