// RUN: %clang_cc1 -triple arm64-darwin -enable-noundef-analysis -emit-llvm -o - %s | FileCheck %s -check-prefix ENABLED // RUN: %clang_cc1 -triple arm64-darwin -no-enable-noundef-analysis -emit-llvm -o - %s | FileCheck %s -check-prefix DISABLED union u1 { int val; }; struct s1 { int val; }; int indirect_callee_int(int a) { return a; } union u1 indirect_callee_union(union u1 a) { return a; } static int sink; static void examineValue(int x) { sink = x; } // ENABLED-LABEL: @main( // ENABLED: [[CALL:%.*]] = call noundef {{.*}}i32 @_Z19indirect_callee_inti(i32 noundef {{.*}}0) // ENABLED: [[CALL1:%.*]] = call i32 @_Z21indirect_callee_union2u1(i64 {{.*}}) // ENABLED: [[CALL2:%.*]] = call noalias noundef nonnull ptr @_Znwm(i64 noundef 4) #[[ATTR4:[0-9]+]] // ENABLED: call void @_ZL12examineValuei(i32 noundef {{.*}}) // DISABLED-LABEL: @main( // DISABLED: [[CALL:%.*]] = call {{.*}}i32 @_Z19indirect_callee_inti(i32 {{.*}}0) // DISABLED: [[CALL1:%.*]] = call i32 @_Z21indirect_callee_union2u1(i64 {{.*}}) // DISABLED: [[CALL2:%.*]] = call noalias nonnull ptr @_Znwm(i64 4) #[[ATTR4:[0-9]+]] // DISABLED: call void @_ZL12examineValuei(i32 {{.*}}) int main() { indirect_callee_int(0); indirect_callee_union((union u1){0}); auto s = new s1; examineValue(s->val); return 0; }