If B::get is (implictly or explicitly) constexpr the individual b bindings
have constant initialization and get optimized away, so their symbols don't
appear in the assembly.
gcc/testsuite/ChangeLog:
* g++.dg/cpp26/decomp26.C: Add -fimplicit-constexpr.
// P1061R10 - Structured Bindings can introduce a Pack
// { dg-do compile { target c++11 } }
-// { dg-options "" }
+// { dg-options "-fno-implicit-constexpr" }
// { dg-final { scan-assembler "_ZZ3fooI1AEivE1a:" } }
// { dg-final { scan-assembler "_ZZ3fooI1AEivE1b:" } }
// { dg-final { scan-assembler "_ZZ3fooI1AEivE1c:" } }