xref: /llvm-project/clang/test/Driver/module-fgen-reduced-bmi.cppm (revision 411196b9bb1953372726348deb1bc77abfa7d900)
1// It is annoying to handle different slash direction
2// in Windows and Linux. So we disable the test on Windows
3// here.
4// REQUIRES: !system-windows
5// On AIX, the default output for `-c` may be `.s` instead of `.o`,
6// which makes the test fail. So disable the test on AIX.
7// UNSUPPORTED: system-aix
8//
9// RUN: rm -rf %t && split-file %s %t && cd %t
10//
11// RUN: %clang -std=c++20 Hello.cppm -fmodule-output=Hello.pcm \
12// RUN:     -fexperimental-modules-reduced-bmi -c -o Hello.o -### 2>&1 | FileCheck Hello.cppm
13//
14// RUN: %clang -std=c++20 Hello.cppm \
15// RUN:     -fexperimental-modules-reduced-bmi -c -o Hello.o -### 2>&1 | \
16// RUN:         FileCheck Hello.cppm --check-prefix=CHECK-UNSPECIFIED
17//
18// RUN: %clang -std=c++20 Hello.cppm \
19// RUN:     -fexperimental-modules-reduced-bmi -c -### 2>&1 | \
20// RUN:         FileCheck Hello.cppm --check-prefix=CHECK-NO-O
21//
22// RUN: %clang -std=c++20 Hello.cppm \
23// RUN:     -fexperimental-modules-reduced-bmi -c -o AnotherName.o -### 2>&1 | \
24// RUN:         FileCheck Hello.cppm --check-prefix=CHECK-ANOTHER-NAME
25//
26// RUN: %clang -std=c++20 Hello.cppm --precompile -fexperimental-modules-reduced-bmi \
27// RUN:     -o Hello.full.pcm -### 2>&1 | FileCheck Hello.cppm \
28// RUN:     --check-prefix=CHECK-EMIT-MODULE-INTERFACE
29//
30// RUN: %clang -std=c++20 Hello.cc -fexperimental-modules-reduced-bmi -Wall -Werror \
31// RUN:     -c -o Hello.o -### 2>&1 | FileCheck Hello.cc
32//
33// RUN: %clang -std=c++20 Hello.cppm -fmodule-output=Hello.pcm \
34// RUN:     -fmodules-reduced-bmi -c -o Hello.o -### 2>&1 | FileCheck Hello.cppm
35//
36// RUN: %clang -std=c++20 Hello.cppm \
37// RUN:     -fmodules-reduced-bmi -c -o Hello.o -### 2>&1 | \
38// RUN:         FileCheck Hello.cppm --check-prefix=CHECK-UNSPECIFIED
39//
40// RUN: %clang -std=c++20 Hello.cppm \
41// RUN:     -fmodules-reduced-bmi -c -### 2>&1 | \
42// RUN:         FileCheck Hello.cppm --check-prefix=CHECK-NO-O
43//
44// RUN: %clang -std=c++20 Hello.cppm \
45// RUN:     -fmodules-reduced-bmi -c -o AnotherName.o -### 2>&1 | \
46// RUN:         FileCheck Hello.cppm --check-prefix=CHECK-ANOTHER-NAME
47//
48// RUN: %clang -std=c++20 Hello.cppm --precompile -fmodules-reduced-bmi \
49// RUN:     -o Hello.full.pcm -### 2>&1 | FileCheck Hello.cppm \
50// RUN:     --check-prefix=CHECK-EMIT-MODULE-INTERFACE
51//
52// RUN: %clang -std=c++20 Hello.cc -fmodules-reduced-bmi -Wall -Werror \
53// RUN:     -c -o Hello.o -### 2>&1 | FileCheck Hello.cc
54//
55// RUN: %clang -std=c++20 Hello.cppm -fmodule-output=Hello.pcm -c -o Hello.o \
56// RUN:     -Wno-missing-reduced-bmi -### 2>&1 | FileCheck Hello.cppm -check-prefix=NO_WARN
57//
58// RUN: %clang -std=c++20 Hello.cppm --precompile -o Hello.pcm \
59// RUN:     -Wno-missing-reduced-bmi -### 2>&1 | FileCheck Hello.cppm -check-prefix=NO_WARN
60
61//--- Hello.cppm
62export module Hello;
63
64// Test that we won't generate the emit-module-interface as 2 phase compilation model.
65// CHECK-NOT: -emit-module-interface
66// CHECK: "-fmodules-reduced-bmi"
67
68// CHECK-UNSPECIFIED: -fmodule-output=Hello.pcm
69
70// CHECK-NO-O: -fmodule-output=Hello.pcm
71// CHECK-ANOTHER-NAME: -fmodule-output=AnotherName.pcm
72
73// With `-emit-module-interface` specified, we should still see the `-emit-module-interface`
74// flag.
75// CHECK-EMIT-MODULE-INTERFACE: -emit-module-interface
76
77// NO_WARN-NOT: warning
78
79//--- Hello.cc
80
81// CHECK-NOT: "-fmodules-reduced-bmi"
82