clang/test/Driver/config-file3.c

   1 // REQUIRES: shell
   2 // REQUIRES: x86-registered-target
   3
   4 // RUN: rm -rf %t && mkdir %t
   5
   6 //--- If config file is specified by relative path (workdir/cfg-s2), it is searched for by that path.
   7
   8 // RUN: mkdir -p %t/workdir/subdir
   9 // RUN: echo "@subdir/cfg-s2" > %t/workdir/cfg-1
  10 // RUN: echo "-Wundefined-var-template" > %t/workdir/subdir/cfg-s2
  11 //
  12 // RUN: ( cd %t && %clang --config workdir/cfg-1 -c -### %s 2>&1 | FileCheck %s -check-prefix CHECK-REL )
  13 //
  14 // CHECK-REL: Configuration file: {{.*}}/workdir/cfg-1
  15 // CHECK-REL: -Wundefined-var-template
  16
  17
  18 //--- Invocation qqq-clang-g++ tries to find config file qqq-clang-g++.cfg first.
  19 //
  20 // RUN: mkdir %t/testdmode
  21 // RUN: ln -s %clang %t/testdmode/qqq-clang-g++
  22 // RUN: echo "-Wundefined-func-template" > %t/testdmode/qqq-clang-g++.cfg
  23 // RUN: echo "-Werror" > %t/testdmode/qqq.cfg
  24 // RUN: %t/testdmode/qqq-clang-g++ --config-system-dir= --config-user-dir= -c -no-canonical-prefixes -### %s 2>&1 | FileCheck %s -check-prefix FULL-NAME
  25 //
  26 // FULL-NAME: Configuration file: {{.*}}/testdmode/qqq-clang-g++.cfg
  27 // FULL-NAME: -Wundefined-func-template
  28 // FULL-NAME-NOT: -Werror
  29 //
  30 //--- Invocation qqq-clang-g++ tries to find config file qqq-clang-g++.cfg even without -no-canonical-prefixes.
  31 // (As the clang executable and symlink are in different directories, this
  32 // requires specifying the path via --config-*-dir= though.)
  33 //
  34 // RUN: %t/testdmode/qqq-clang-g++ --config-system-dir= --config-user-dir=%t/testdmode -c -### %s 2>&1 | FileCheck %s -check-prefix SYMLINK
  35 //
  36 // SYMLINK: Configuration file: {{.*}}/testdmode/qqq-clang-g++.cfg
  37 //
  38 //--- File specified by --config overrides config inferred from clang executable.
  39 //
  40 // RUN: %t/testdmode/qqq-clang-g++ --config-system-dir=%S/Inputs/config --config-user-dir= --config i386-qqq -c -no-canonical-prefixes -### %s 2>&1 | FileCheck %s -check-prefix CHECK-EXPLICIT
  41 //
  42 // CHECK-EXPLICIT: Configuration file: {{.*}}/Inputs/config/i386-qqq.cfg
  43 //
  44 //--- Invocation qqq-clang-g++ tries to find config file qqq.cfg if qqq-clang-g++.cfg is not found.
  45 //
  46 // RUN: rm %t/testdmode/qqq-clang-g++.cfg
  47 // RUN: %t/testdmode/qqq-clang-g++ --config-system-dir= --config-user-dir= -c -no-canonical-prefixes -### %s 2>&1 | FileCheck %s -check-prefix SHORT-NAME
  48 //
  49 // SHORT-NAME: Configuration file: {{.*}}/testdmode/qqq.cfg
  50 // SHORT-NAME: -Werror
  51 // SHORT-NAME-NOT: -Wundefined-func-template
  52
  53
  54 //--- Config files are searched for in binary directory as well.
  55 //
  56 // RUN: mkdir %t/testbin
  57 // RUN: ln -s %clang %t/testbin/clang
  58 // RUN: echo "-Werror" > %t/testbin/aaa.cfg
  59 // RUN: %t/testbin/clang --config-system-dir= --config-user-dir= --config aaa.cfg -c -no-canonical-prefixes -### %s 2>&1 | FileCheck %s -check-prefix CHECK-BIN
  60 //
  61 // CHECK-BIN: Configuration file: {{.*}}/testbin/aaa.cfg
  62 // CHECK-BIN: -Werror
  63
  64
  65 //--- If command line contains options that change triple (for instance, -m32), clang tries
  66 //    reloading config file.
  67
  68 //--- When reloading config file, x86_64-clang-g++ tries to find config i386-clang-g++.cfg first.
  69 //
  70 // RUN: mkdir %t/testreload
  71 // RUN: ln -s %clang %t/testreload/x86_64-clang-g++
  72 // RUN: echo "-Wundefined-func-template" > %t/testreload/i386-clang-g++.cfg
  73 // RUN: echo "-Werror" > %t/testreload/i386.cfg
  74 // RUN: %t/testreload/x86_64-clang-g++ --config-system-dir= --config-user-dir= -c -m32 -no-canonical-prefixes -### %s 2>&1 | FileCheck %s -check-prefix CHECK-RELOAD
  75 //
  76 // CHECK-RELOAD: Configuration file: {{.*}}/testreload/i386-clang-g++.cfg
  77 // CHECK-RELOAD: -Wundefined-func-template
  78 // CHECK-RELOAD-NOT: -Werror
  79
  80 //--- If config file is specified by --config and its name does not start with architecture, it is used without reloading.
  81 //
  82 // RUN: %t/testreload/x86_64-clang-g++ --config-system-dir=%S/Inputs --config-user-dir= --config config-3 -c -m32 -no-canonical-prefixes -### %s 2>&1 | FileCheck %s -check-prefix CHECK-RELOAD1a
  83 //
  84 // CHECK-RELOAD1a: Configuration file: {{.*}}/Inputs/config-3.cfg
  85 //
  86 // RUN: %t/testreload/x86_64-clang-g++ --config-system-dir=%S/Inputs --config-user-dir= --config config-3 -c --target=i386 -no-canonical-prefixes -### %s 2>&1 | FileCheck %s -check-prefix CHECK-RELOAD1b
  87 //
  88 // CHECK-RELOAD1b: Configuration file: {{.*}}/Inputs/config-3.cfg
  89
  90 //--- If config file is specified by --config and its name starts with architecture, it is reloaded.
  91 //
  92 // RUN: %t/testreload/x86_64-clang-g++ --config-system-dir=%S/Inputs/config --config-user-dir= --config x86_64-qqq -c -m32 -no-canonical-prefixes -### %s 2>&1 | FileCheck %s -check-prefix CHECK-RELOAD1c
  93 //
  94 // CHECK-RELOAD1c: Configuration file: {{.*}}/Inputs/config/i386-qqq.cfg
  95
  96 //--- x86_64-clang-g++ tries to find config i386.cfg if i386-clang-g++.cfg is not found.
  97 //
  98 // RUN: rm %t/testreload/i386-clang-g++.cfg
  99 // RUN: %t/testreload/x86_64-clang-g++ --config-system-dir= --config-user-dir= -c -m32 -no-canonical-prefixes -### %s 2>&1 | FileCheck %s -check-prefix CHECK-RELOAD1d
 100 //
 101 // CHECK-RELOAD1d: Configuration file: {{.*}}/testreload/i386.cfg
 102 // CHECK-RELOAD1d: -Werror
 103 // CHECK-RELOAD1d-NOT: -Wundefined-func-template
 104