1 // RUN: %clang --analyze -Xanalyzer -analyzer-output=text -fno-caret-diagnostics %s 2>&1 | FileCheck %s 2 3 void testA() { 4 int *p = 0; 5 *p = 1; 6 7 // CHECK-LABEL: text-diagnostics.c:{{.*}}:6: warning: Dereference of null pointer (loaded from variable 'p') 8 // CHECK-NEXT: text-diagnostics.c:[[@LINE-4]]:3: note: 'p' initialized to a null pointer value 9 // CHECK-NEXT: text-diagnostics.c:[[@LINE-4]]:6: note: Dereference of null pointer (loaded from variable 'p') 10 } 11 12 void testB(int *q) { 13 if (q) 14 return; 15 *q = 1; 16 17 // CHECK-LABEL: text-diagnostics.c:{{.*}}:6: warning: Dereference of null pointer (loaded from variable 'q') 18 // CHECK-NEXT: text-diagnostics.c:[[@LINE-5]]:7: note: Assuming 'q' is null 19 // CHECK-NEXT: text-diagnostics.c:[[@LINE-6]]:3: note: Taking false branch 20 // CHECK-NEXT: text-diagnostics.c:[[@LINE-5]]:6: note: Dereference of null pointer (loaded from variable 'q') 21 } 22
