#pragma remove-unused-functions; int unused1() { return 2; } int unused2() { return unused1(); } int unused3(int x) { return x * 2 + unused2(); } int used_from_noncall1() { return 10; } int used_as_noncall1() { return used_from_noncall1(); } const int int20 = 20; int used_from_noncall2() { return int20; } int used_as_noncall2() { return 0 * 0 + used_from_noncall2() + (0 << 0); } global int unused_gv; global _ used_gv; (() -> int) receiveGetter() { return used_as_noncall2; } (int) usedButOptimizedOut(int x) pure { return x + 2; } (int, int, int) main() { used_gv = 1; used_gv = used_gv + 2; var getter1 = used_as_noncall1; var getter2 = receiveGetter(); usedButOptimizedOut(used_gv); return (used_gv, getter1(), getter2()); } {- TESTCASE | 0 | | 3 10 20 @fif_codegen DECLPROC used_as_noncall1 @fif_codegen DECLGLOBVAR used_gv @fif_codegen_avoid DECLPROC unused1 @fif_codegen_avoid DECLPROC unused2 @fif_codegen_avoid DECLPROC unused3 @fif_codegen_avoid DECLGLOBVAR unused_gv Note, that `usedButOptimizedOut()` (a pure function which result is unused) is currently codegenerated, since it's formally reachable. This is because optimizing code is a moment of codegen for now (later than marking unused symbols). @fif_codegen DECLPROC usedButOptimizedOut @fif_codegen_avoid usedButOptimizedOut CALLDICT -}