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1// All of these don't actually silence it:2 3// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR4// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR5// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR6// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR7 8// RUN: rm -f %tmp9// RUN: echo "[implicit-signed-integer-truncation]" >> %tmp10// RUN: echo "fun:implicitConversion" >> %tmp11// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR12// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR13// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR14// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR15 16// RUN: rm -f %tmp17// RUN: echo "[implicit-signed-integer-truncation,implicit-integer-sign-change]" >> %tmp18// RUN: echo "fun:implicitConversion" >> %tmp19// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR20// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR21// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR22// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefixes=CHECK,ERROR23 24// The only two way it works:25 26// RUN: rm -f %tmp27// RUN: echo "[implicit-integer-sign-change]" >> %tmp28// RUN: echo "fun:implicitConversion" >> %tmp29// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O0 %s -o %t && %run %t 2>&1 | FileCheck %s30// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O1 %s -o %t && %run %t 2>&1 | FileCheck %s31// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O2 %s -o %t && %run %t 2>&1 | FileCheck %s32// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O3 %s -o %t && %run %t 2>&1 | FileCheck %s33 34// RUN: rm -f %tmp35// RUN: echo "[implicit-signed-integer-truncation]" >> %tmp36// RUN: echo "[implicit-integer-sign-change]" >> %tmp37// RUN: echo "fun:implicitConversion" >> %tmp38// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O0 %s -o %t && %run %t 2>&1 | FileCheck %s39// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O1 %s -o %t && %run %t 2>&1 | FileCheck %s40// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O2 %s -o %t && %run %t 2>&1 | FileCheck %s41// RUN: %clang -fsanitize=implicit-signed-integer-truncation,implicit-integer-sign-change -fno-sanitize-recover=implicit-signed-integer-truncation,implicit-integer-sign-change -fsanitize-ignorelist=%tmp -O3 %s -o %t && %run %t 2>&1 | FileCheck %s42 43#include <stdint.h>44#include <stdio.h>45 46int8_t implicitConversion(uint32_t argc) {47 fprintf(stderr, "TEST\n");48 // CHECK-NOT: runtime error49 // CHECK-LABEL: TEST50 return argc; // BOOM51 // ERROR: {{.*}}signed-integer-truncation-or-sign-change-ignorelist.c:[[@LINE-1]]:10: runtime error: implicit conversion from type '{{.*}}' (aka 'unsigned int') of value 4294967295 (32-bit, unsigned) to type '{{.*}}' (aka '{{(signed )?}}char') changed the value to -1 (8-bit, signed)52 // CHECK-NOT: runtime error53}54 55int main(int argc, char **argv) {56 return !implicitConversion(~0U);57}58