clang/test/Frontend/highlight-text.c

   1 // RUN: %clang_cc1 -fsyntax-only %s 2> %t
   2 // RUN: FileCheck < %t %s
   3 #define F (1 << 99)
   4
   5 #define M \
   6 F | F
   7
   8 int a = M;
   9 // CHECK: :8:9: warning: shift count >= width of type [-Wshift-count-overflow]
  10 // CHECK-NEXT:     8 | int a = M;
  11 // CHECK-NEXT:       |         ^
  12 // CHECK-NEXT: :5:11: note: expanded from macro 'M'
  13 // CHECK-NEXT:     5 | #define M \
  14 // CHECK-NEXT:       |           ^
  15 // CHECK-NEXT: :3:14: note: expanded from macro '\
  16 // CHECK-NEXT: F'
  17 // CHECK-NEXT:     3 | #define F (1 << 99)
  18 // CHECK-NEXT:       |              ^  ~~
  19 // CHECK-NEXT: :8:9: warning: shift count >= width of type [-Wshift-count-overflow]
  20 // CHECK-NEXT:     8 | int a = M;
  21 // CHECK-NEXT:       |         ^
  22 // CHECK-NEXT: :6:5: note: expanded from macro 'M'
  23 // CHECK-NEXT:     6 | F | F
  24 // CHECK-NEXT:       |     ^
  25 // CHECK-NEXT: :3:14: note: expanded from macro 'F'
  26 // CHECK-NEXT:     3 | #define F (1 << 99)
  27 // CHECK-NEXT:       |              ^  ~~