clang/test/Driver/attr-availability-fuchsia.c

   1 // Test that `-ffuchsia-api-level` is propagated to cc1.
   2
   3 // REQUIRES: x86-registered-target
   4 // RUN: %clang -target x86_64-unknown-fuchsia -ffuchsia-api-level=16 -c %s -### 2>&1| FileCheck %s
   5
   6 // It should also be exposed to non-fuchsia platforms. This is desireable when
   7 // using common Fuchsia headers for building host libraries that also depend on
   8 // the Fuchsia version (such as using a compatible host-side FIDL library that
   9 // talks with a Fuchsia FIDL library of the same version).
  10 // RUN: %clang -target x86_64-unknown-linux-gnu -ffuchsia-api-level=16 -c %s -### 2>&1 | FileCheck %s
  11
  12 // Check Fuchsia API level macro.
  13 // RUN: %clang -target x86_64-unknown-fuchsia -ffuchsia-api-level=15 -c %s -o %t
  14 // RUN: llvm-readobj --symbols %t | FileCheck %s --check-prefix=CHECK-F15
  15 //
  16 // RUN: %clang -target x86_64-unknown-fuchsia -ffuchsia-api-level=16 -c %s -o %t
  17 // RUN: llvm-readobj --symbols %t | FileCheck %s --check-prefix=CHECK-F16
  18
  19 // Check using a non-integer Fuchsia API level.
  20 // RUN: not %clang -target x86_64-unknown-fuchsia -ffuchsia-api-level=16.0.0 -c %s  2>&1| FileCheck %s  --check-prefix=CHECK-ERROR
  21
  22
  23 // CHECK: "-ffuchsia-api-level=16"
  24
  25 // CHECK-F15:   Name: f15
  26
  27 // CHECK-F16:   Name: f16
  28
  29 // CHECK-ERROR: error: invalid integral value '16.0.0' in '-ffuchsia-api-level=16.0.0'
  30
  31 #if __Fuchsia_API_level__ >= 16
  32 void f16(void) {
  33
  34 }
  35 #else
  36 void f15(void) {
  37
  38 }
  39 #endif
  40
  41 int main(int argc, char* argv[]) {
  42 #if __Fuchsia_API_level__ >= 16
  43     f16();
  44 #else
  45     f15();
  46 #endif
  47 }