1 // RUN: %clang_cc1 -no-opaque-pointers -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -o - %s | FileCheck %s 2 // RUN: %clang_cc1 -no-opaque-pointers -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -fsanitize-memory-param-retval -o - %s | FileCheck %s 3 4 // no-sanitize-memory-param-retval does NOT conflict with enable-noundef-analysis 5 // RUN: %clang_cc1 -no-opaque-pointers -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -fno-sanitize-memory-param-retval -o - %s | FileCheck %s 6 // RUN: %clang_cc1 -no-opaque-pointers -x c++ -triple x86_64-unknown-unknown -O0 -emit-llvm -fno-sanitize-memory-param-retval -o - %s | FileCheck %s 7 8 union u1 { 9 int val; 10 }; 11 12 // CHECK: @indirect_callee_int_ptr = [[GLOBAL:(dso_local )?global]] i32 (i32)* 13 int (*indirect_callee_int_ptr)(int); 14 // CHECK: @indirect_callee_union_ptr = [[GLOBAL]] i32 (i32)* 15 union u1 (*indirect_callee_union_ptr)(union u1); 16 17 // CHECK: [[DEFINE:define( dso_local)?]] noundef i32 @{{.*}}indirect_callee_int{{.*}}(i32 noundef % 18 int indirect_callee_int(int a) { return a; } 19 // CHECK: [[DEFINE]] i32 @{{.*}}indirect_callee_union{{.*}}(i32 % 20 union u1 indirect_callee_union(union u1 a) { 21 return a; 22 } 23 24 int main() { 25 // CHECK: call noundef i32 @{{.*}}indirect_callee_int{{.*}}(i32 noundef 0) 26 indirect_callee_int(0); 27 // CHECK: call i32 @{{.*}}indirect_callee_union{{.*}}(i32 % 28 indirect_callee_union((union u1){0}); 29 30 indirect_callee_int_ptr = indirect_callee_int; 31 indirect_callee_union_ptr = indirect_callee_union; 32 33 // CHECK: call noundef i32 %{{.*}}(i32 noundef 0) 34 indirect_callee_int_ptr(0); 35 // CHECK: call i32 %{{.*}}(i32 % 36 indirect_callee_union_ptr((union u1){}); 37 38 return 0; 39 } 40