blob: 6d34f92a254549a8dacdcc921d05b2688f413794 [file] [log] [blame]
// Test that misexpect emits no warning when prediction is correct
// RUN: llvm-profdata merge %S/Inputs/misexpect-branch.proftext -o %t.profdata
// RUN: %clang_cc1 %s -O2 -o - -disable-llvm-passes -emit-llvm -fprofile-instrument-use-path=%t.profdata -verify -Wmisexpect
// expected-no-diagnostics
#define likely(x) __builtin_expect(!!(x), 1)
#define unlikely(x) __builtin_expect(!!(x), 0)
int foo(int);
int baz(int);
int buzz();
const int inner_loop = 100;
const int outer_loop = 2000;
int bar() {
int rando = buzz();
int x = 0;
if (unlikely(rando % (outer_loop * inner_loop) == 0)) {
x = baz(rando);
} else {
x = foo(50);
}
return x;
}