// RUN: %clang -x c -fsanitize=alignment -O0 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:" // RUN: %clang -x c -fsanitize=alignment -O1 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:" // RUN: %clang -x c -fsanitize=alignment -O2 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:" // RUN: %clang -x c -fsanitize=alignment -O3 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:" // RUN: %clang -x c++ -fsanitize=alignment -O0 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:" // RUN: %clang -x c++ -fsanitize=alignment -O1 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:" // RUN: %clang -x c++ -fsanitize=alignment -O2 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:" // RUN: %clang -x c++ -fsanitize=alignment -O3 %s -o %t && %run %t 2>&1 | FileCheck %s --implicit-check-not=" assumption " --implicit-check-not="note:" --implicit-check-not="error:" #include char *__attribute__((alloc_align(2))) passthrough(char *x, unsigned long alignment) { return x; } int main(int argc, char* argv[]) { char *ptr = (char *)malloc(2); passthrough(ptr + 1, 0x8000); // CHECK: {{.*}}alignment-assumption-{{.*}}.cpp:[[@LINE-1]]:3: runtime error: assumption of 32768 byte alignment for pointer of type 'char *' failed // CHECK: {{.*}}alignment-assumption-{{.*}}.cpp:[[@LINE-10]]:22: note: alignment assumption was specified here // CHECK: 0x{{.*}}: note: address is {{.*}} aligned, misalignment offset is {{.*}} byte free(ptr); return 0; }