Mercurial > hg > CbC > CbC_llvm
comparison clang/test/PCH/pragma-optimize.c @ 150:1d019706d866
LLVM10
| author | anatofuz |
|---|---|
| date | Thu, 13 Feb 2020 15:10:13 +0900 |
| parents | |
| children | c4bab56944e8 |
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| 147:c2174574ed3a | 150:1d019706d866 |
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| 1 // Test this without pch. | |
| 2 // RUN: %clang_cc1 %s -include %s -verify -fsyntax-only | |
| 3 | |
| 4 // Test with pch. | |
| 5 // RUN: %clang_cc1 %s -emit-pch -o %t | |
| 6 // RUN: %clang_cc1 %s -emit-llvm -include-pch %t -o - | FileCheck %s | |
| 7 | |
| 8 // The first run line creates a pch, and since at that point HEADER is not | |
| 9 // defined, the only thing contained in the pch is the pragma. The second line | |
| 10 // then includes that pch, so HEADER is defined and the actual code is compiled. | |
| 11 // The check then makes sure that the pragma is in effect in the file that | |
| 12 // includes the pch. | |
| 13 | |
| 14 // expected-no-diagnostics | |
| 15 | |
| 16 #ifndef HEADER | |
| 17 #define HEADER | |
| 18 #pragma clang optimize off | |
| 19 | |
| 20 #else | |
| 21 | |
| 22 int a; | |
| 23 | |
| 24 void f() { | |
| 25 a = 12345; | |
| 26 } | |
| 27 | |
| 28 // Check that the function is decorated with optnone | |
| 29 | |
| 30 // CHECK-DAG: @f() [[ATTRF:#[0-9]+]] | |
| 31 // CHECK-DAG: attributes [[ATTRF]] = { {{.*}}noinline{{.*}}optnone{{.*}} } | |
| 32 | |
| 33 #endif |