1 // RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.DumpTraversal %s | FileCheck %s 2 // RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.DumpTraversal -DUSE_EXPR %s | FileCheck %s 3 4 int a(); 5 int b(); 6 int c(); 7 8 #ifdef USE_EXPR 9 #define CHECK(x) ((x) & 1) 10 #else 11 #define CHECK(x) (x) 12 #endif 13 14 void testRemoveDeadBindings() { 15 int i = a(); 16 if (CHECK(i)) 17 a(); 18 else 19 b(); 20 21 // At this point the symbol bound to 'i' is dead. 22 // The effects of a() and b() are identical (they both invalidate globals). 23 // We should unify the two paths here and only get one end-of-path node. 24 c(); 25 } 26 27 // CHECK: --END FUNCTION-- 28 // CHECK-NOT: --END FUNCTION-- 29
