xref: /llvm-project/clang/test/Driver/cc1-spawnprocess.c (revision c35448ba80bdaddaf4d4f7d2076da3b24135148a)
13a2df3baSYuanfang Chen // If a toolchain uses an external assembler, the test would fail because using
23a2df3baSYuanfang Chen // an external assember would increase job counts. Most toolchains in tree
33a2df3baSYuanfang Chen // use integrated assembler, but we still support external assembler.
43a2df3baSYuanfang Chen // So -fintegrated-as is specified explicitly when applicable.
53a2df3baSYuanfang Chen 
63a2df3baSYuanfang Chen // RUN: %clang -fintegrated-cc1 -fintegrated-as -c -### %s 2>&1 | FileCheck %s --check-prefix=YES
720f1abe3SAlexandre Ganea // RUN: %clang -fno-integrated-cc1 -c -### %s 2>&1 | FileCheck %s --check-prefix=NO
88e5018e9SNico Weber 
920f1abe3SAlexandre Ganea // RUN: %clang -fintegrated-cc1 -fno-integrated-cc1 -c -### %s 2>&1 \
108e5018e9SNico Weber // RUN:     | FileCheck %s --check-prefix=NO
113a2df3baSYuanfang Chen // RUN: %clang -fno-integrated-cc1 -fintegrated-cc1 -fintegrated-as -c -### %s 2>&1 \
128e5018e9SNico Weber // RUN:     | FileCheck %s --check-prefix=YES
138e5018e9SNico Weber 
143a2df3baSYuanfang Chen // RUN: %clang_cl -fintegrated-cc1 -fintegrated-as -c -### -- %s 2>&1 \
158e5018e9SNico Weber // RUN:     | FileCheck %s --check-prefix=YES
1620f1abe3SAlexandre Ganea // RUN: %clang_cl -fno-integrated-cc1 -c -### -- %s 2>&1 \
178e5018e9SNico Weber // RUN:     | FileCheck %s --check-prefix=NO
188e5018e9SNico Weber 
198e5018e9SNico Weber // RUN: env CCC_OVERRIDE_OPTIONS=+-fintegrated-cc1 \
203a2df3baSYuanfang Chen // RUN:     %clang -fintegrated-cc1 -fintegrated-as -c -### %s 2>&1 \
218e5018e9SNico Weber // RUN:     | FileCheck %s --check-prefix=YES
228e5018e9SNico Weber // RUN: env CCC_OVERRIDE_OPTIONS=+-fno-integrated-cc1 \
2320f1abe3SAlexandre Ganea // RUN:     %clang -fintegrated-cc1 -c -### %s 2>&1 \
248e5018e9SNico Weber // RUN:     | FileCheck %s --check-prefix=NO
258e5018e9SNico Weber 
268e5018e9SNico Weber // YES: (in-process)
278e5018e9SNico Weber // NO-NOT: (in-process)
2820f1abe3SAlexandre Ganea 
2920f1abe3SAlexandre Ganea // The following tests ensure that only one integrated-cc1 is executed.
3020f1abe3SAlexandre Ganea 
3120f1abe3SAlexandre Ganea // Only one TU, one job, thus integrated-cc1 is enabled.
323a2df3baSYuanfang Chen // RUN: %clang -fintegrated-cc1 -fintegrated-as -c %s -### 2>&1 | FileCheck %s --check-prefix=YES
3320f1abe3SAlexandre Ganea 
3420f1abe3SAlexandre Ganea // Only one TU, but we're linking, two jobs, thus integrated-cc1 is disabled.
3520f1abe3SAlexandre Ganea // RUN: %clang -fintegrated-cc1 %s -### 2>&1 | FileCheck %s --check-prefix=NO
3620f1abe3SAlexandre Ganea 
3720f1abe3SAlexandre Ganea // RUN: echo 'int main() { return f() + g(); }' > %t1.cpp
3820f1abe3SAlexandre Ganea // RUN: echo 'int f() { return 1; }' > %t2.cpp
3920f1abe3SAlexandre Ganea // RUN: echo 'int g() { return 2; }' > %t3.cpp
4020f1abe3SAlexandre Ganea 
4120f1abe3SAlexandre Ganea // Three jobs, thus integrated-cc1 is disabled.
4220f1abe3SAlexandre Ganea // RUN: %clang -fintegrated-cc1 -c %t1.cpp %t2.cpp %t3.cpp -### 2>&1 | FileCheck %s --check-prefix=NO
43bc7df035SFangrui Song 
44bc7df035SFangrui Song // -fintegrated-cc1 works with cc1as.
45*c35448baSFangrui Song // macOS triples have an extra -x assembler-with-cpp job so (in-process) is not triggered.
46bc7df035SFangrui Song // RUN: echo > %t.s
47*c35448baSFangrui Song // RUN: %clang --target=x86_64-linux -fintegrated-cc1 -fintegrated-as -c -### %t.s 2>&1 | FileCheck %s --check-prefix=YES
48*c35448baSFangrui Song // RUN: %clang --target=x86_64-linux -fno-integrated-cc1 -c -### %t.s 2>&1 | FileCheck %s --check-prefix=NO
49