diff options
Diffstat (limited to 'test/ubsan/TestCases/Pointer/nullptr-and-nonzero-offset-variable.c')
-rw-r--r-- | test/ubsan/TestCases/Pointer/nullptr-and-nonzero-offset-variable.c | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/test/ubsan/TestCases/Pointer/nullptr-and-nonzero-offset-variable.c b/test/ubsan/TestCases/Pointer/nullptr-and-nonzero-offset-variable.c deleted file mode 100644 index 31e63b7c1..000000000 --- a/test/ubsan/TestCases/Pointer/nullptr-and-nonzero-offset-variable.c +++ /dev/null @@ -1,41 +0,0 @@ -// RUN: %clang -x c -fsanitize=pointer-overflow -O0 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not="error:" --check-prefix=CHECK-UB-C -// RUN: %clang -x c -fsanitize=pointer-overflow -O1 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not="error:" --check-prefix=CHECK-UB-C -// RUN: %clang -x c -fsanitize=pointer-overflow -O2 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not="error:" --check-prefix=CHECK-UB-C -// RUN: %clang -x c -fsanitize=pointer-overflow -O3 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not="error:" --check-prefix=CHECK-UB-C - -// RUN: %clang -x c -fsanitize=pointer-overflow -O0 %s -o %t && %run %t I_AM_UB 2>&1 | FileCheck %s --implicit-check-not="error:" --check-prefix=CHECK-UB -// RUN: %clang -x c -fsanitize=pointer-overflow -O1 %s -o %t && %run %t I_AM_UB 2>&1 | FileCheck %s --implicit-check-not="error:" --check-prefix=CHECK-UB -// RUN: %clang -x c -fsanitize=pointer-overflow -O2 %s -o %t && %run %t I_AM_UB 2>&1 | FileCheck %s --implicit-check-not="error:" --check-prefix=CHECK-UB -// RUN: %clang -x c -fsanitize=pointer-overflow -O3 %s -o %t && %run %t I_AM_UB 2>&1 | FileCheck %s --implicit-check-not="error:" --check-prefix=CHECK-UB - -#include <stdint.h> -#include <stdio.h> - -// Just so deduplication doesn't do anything. -static char *getelementpointer_inbounds_v0(char *base, unsigned long offset) { - // Potentially UB. - return base + offset; -} -static char *getelementpointer_inbounds_v1(char *base, unsigned long offset) { - // Potentially UB. - return base + offset; -} - -int main(int argc, char *argv[]) { - char *base; - unsigned long offset; - - base = (char *)0; - offset = argc - 1; - (void)getelementpointer_inbounds_v0(base, offset); - // CHECK-UB: {{.*}}.c:[[@LINE-14]]:15: runtime error: applying non-zero offset 1 to null pointer - // CHECK-UB-C: {{.*}}.c:[[@LINE-15]]:15: runtime error: applying zero offset to null pointer - - base = (char *)(intptr_t)(argc - 1); - offset = argc == 1 ? 0 : -(argc - 1); - (void)getelementpointer_inbounds_v1(base, offset); - // CHECK-UB: {{.*}}.c:[[@LINE-16]]:15: runtime error: applying non-zero offset to non-null pointer {{.*}} produced null pointer - // CHECK-UB-C: {{.*}}.c:[[@LINE-17]]:15: runtime error: applying zero offset to null pointer - - return 0; -} |