clang/test/CodeGen/catch-implicit-unsigned-integer-truncations-incdec-basics.c

   1 // RUN: %clang_cc1 -fsanitize=implicit-unsigned-integer-truncation -fsanitize-recover=implicit-unsigned-integer-truncation -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_implicit_conversion" --check-prefixes=CHECK
   2
   3 // CHECK-LABEL: @t0(
   4 unsigned short t0(unsigned short x) {
   5 #line 100
   6   x++;
   7   return x;
   8 }
   9 // CHECK-LABEL: @t1(
  10 unsigned short t1(unsigned short x) {
  11 #line 200
  12   x--;
  13   return x;
  14 }
  15 // CHECK-LABEL: @t2(
  16 unsigned short t2(unsigned short x) {
  17 #line 300
  18   ++x;
  19   return x;
  20 }
  21 // CHECK-LABEL: @t3(
  22 unsigned short t3(unsigned short x) {
  23 #line 400
  24   --x;
  25   return x;
  26 }
  27
  28 // CHECK-LABEL: @t4(
  29 signed short t4(signed short x) {
  30 #line 500
  31   x++;
  32   return x;
  33 }
  34 // CHECK-LABEL: @t5(
  35 signed short t5(signed short x) {
  36 #line 600
  37   x--;
  38   return x;
  39 }
  40 // CHECK-LABEL: @t6(
  41 signed short t6(signed short x) {
  42 #line 700
  43   ++x;
  44   return x;
  45 }
  46 // CHECK-LABEL: @t7(
  47 signed short t7(signed short x) {
  48 #line 800
  49   --x;
  50   return x;
  51 }
  52
  53 // CHECK-LABEL: @t8(
  54 unsigned char t8(unsigned char x) {
  55 #line 900
  56   x++;
  57   return x;
  58 }
  59 // CHECK-LABEL: @t9(
  60 unsigned char t9(unsigned char x) {
  61 #line 1000
  62   x--;
  63   return x;
  64 }
  65 // CHECK-LABEL: @t10(
  66 unsigned char t10(unsigned char x) {
  67 #line 1100
  68   ++x;
  69   return x;
  70 }
  71 // CHECK-LABEL: @t11(
  72 unsigned char t11(unsigned char x) {
  73 #line 1200
  74   --x;
  75   return x;
  76 }
  77
  78 // CHECK-LABEL: @t12(
  79 signed char t12(signed char x) {
  80 #line 1300
  81   x++;
  82   return x;
  83 }
  84 // CHECK-LABEL: @t13(
  85 signed char t13(signed char x) {
  86 #line 1400
  87   x--;
  88   return x;
  89 }
  90 // CHECK-LABEL: @t14(
  91 signed char t14(signed char x) {
  92 #line 1500
  93   ++x;
  94   return x;
  95 }
  96 // CHECK-LABEL: @t15(
  97 signed char t15(signed char x) {
  98 #line 1600
  99   --x;
 100   return x;
 101 }