// RUN: %clang_cc1 -emit-llvm -triple=le32-unknown-nacl -o - %s | FileCheck %s | |
int f(); | |
// Test that PNaCl uses the Itanium/x86 ABI in which the static | |
// variable's guard variable is tested via "load i8 and compare with | |
// zero" rather than the ARM ABI which uses "load i32 and test the | |
// bottom bit". | |
void g() { | |
static int a = f(); | |
} | |
// CHECK: [[LOAD:%.*]] = load atomic i8* bitcast (i64* @_ZGVZ1gvE1a to i8*) acquire | |
// CHECK-NEXT: [[GUARD:%.*]] = icmp eq i8 [[LOAD]], 0 | |
// CHECK-NEXT: br i1 [[GUARD]] |