1*67e74705SXin Li // Test this without pch. 2*67e74705SXin Li // RUN: %clang_cc1 %s -include %s -verify -fsyntax-only 3*67e74705SXin Li 4*67e74705SXin Li // Test with pch. 5*67e74705SXin Li // RUN: %clang_cc1 %s -emit-pch -o %t 6*67e74705SXin Li // RUN: %clang_cc1 %s -emit-llvm -include-pch %t -o - | FileCheck %s 7*67e74705SXin Li 8*67e74705SXin Li // The first run line creates a pch, and since at that point HEADER is not 9*67e74705SXin Li // defined, the only thing contained in the pch is the pragma. The second line 10*67e74705SXin Li // then includes that pch, so HEADER is defined and the actual code is compiled. 11*67e74705SXin Li // The check then makes sure that the pragma is in effect in the file that 12*67e74705SXin Li // includes the pch. 13*67e74705SXin Li 14*67e74705SXin Li // expected-no-diagnostics 15*67e74705SXin Li 16*67e74705SXin Li #ifndef HEADER 17*67e74705SXin Li #define HEADER 18*67e74705SXin Li #pragma clang optimize off 19*67e74705SXin Li 20*67e74705SXin Li #else 21*67e74705SXin Li 22*67e74705SXin Li int a; 23*67e74705SXin Li f()24*67e74705SXin Livoid f() { 25*67e74705SXin Li a = 12345; 26*67e74705SXin Li } 27*67e74705SXin Li 28*67e74705SXin Li // Check that the function is decorated with optnone 29*67e74705SXin Li 30*67e74705SXin Li // CHECK-DAG: @f() [[ATTRF:#[0-9]+]] 31*67e74705SXin Li // CHECK-DAG: attributes [[ATTRF]] = { {{.*}}noinline{{.*}}optnone{{.*}} } 32*67e74705SXin Li 33*67e74705SXin Li #endif 34