clang/test/Driver/cxx20-header-units-02.cpp

   1 // Test user-facing command line options to generate C++20 header units.
   2
   3 // RUN: %clang -### -std=c++20 -fmodule-header=user foo.hh  2>&1 | \
   4 // RUN:   FileCheck -check-prefix=CHECK-USER %s
   5
   6 // RUN: %clang -### -std=c++20 -fmodule-header=user foo.h  2>&1 | \
   7 // RUN:   FileCheck -check-prefix=CHECK-USER1 %s
   8
   9 // RUN: %clang -### -std=c++20 -fmodule-header=system foo.hh 2>&1 | \
  10 // RUN:   FileCheck -check-prefix=CHECK-SYS1 %s
  11
  12 // RUN: %clang -### -std=c++20 -fmodule-header=system \
  13 // RUN: -xc++-system-header vector 2>&1 | FileCheck -check-prefix=CHECK-SYS2 %s
  14
  15 // RUN: %clang -### -std=c++20 -fmodule-header=system \
  16 // RUN: -xc++-header vector 2>&1 | FileCheck -check-prefix=CHECK-SYS2 %s
  17
  18 // RUN: %clang -### -std=c++20 -fmodule-header %/S/Inputs/header-unit-01.hh \
  19 // RUN: 2>&1 | FileCheck -check-prefix=CHECK-ABS %s -DTDIR=%/S/Inputs
  20
  21 // CHECK-USER: "-emit-header-unit"
  22 // CHECK-USER-SAME: "-o" "foo.pcm"
  23 // CHECK-USER-SAME: "-x" "c++-user-header" "foo.hh"
  24
  25 // CHECK-USER1: "-emit-header-unit"
  26 // CHECK-USER1-SAME: "-o" "foo.pcm"
  27 // CHECK-USER1-SAME: "-x" "c++-user-header" "foo.h"
  28
  29 // CHECK-SYS1: "-emit-header-unit"
  30 // CHECK-SYS1-SAME: "-o" "foo.pcm"
  31 // CHECK-SYS1-SAME: "-x" "c++-system-header" "foo.hh"
  32
  33 // CHECK-SYS2: "-emit-header-unit"
  34 // CHECK-SYS2-SAME: "-o" "vector.pcm"
  35 // CHECK-SYS2-SAME: "-x" "c++-system-header" "vector"
  36
  37 // CHECK-ABS: "-emit-header-unit"
  38 // CHECK-ABS-SAME: "-o" "header-unit-01.pcm"
  39 // CHECK-ABS-SAME: "-x" "c++-header-unit-header" "[[TDIR]]/header-unit-01.hh"