clang/test/Driver/disable-llvm.c

   1 // We support a CC1 option for disabling LLVM's passes.
   2 // RUN: %clang -O2 -Xclang -disable-llvm-passes -### %s 2>&1 \
   3 // RUN:     | FileCheck --check-prefix=DISABLED %s
   4
   5 // Try -Xclang=.
   6 // RUN: %clang -O2 -Xclang=-disable-llvm-passes -### %s 2>&1 \
   7 // RUN:     | FileCheck --check-prefix=DISABLED %s
   8 // DISABLED: -cc1
   9 // DISABLED-NOT: "-mllvm" "-disable-llvm-passes"
  10 // DISABLED: "-disable-llvm-passes"
  11 //
  12 // We also support two alternative spellings for historical reasons.
  13 // RUN: %clang -O2 -Xclang -disable-llvm-optzns -### %s 2>&1 \
  14 // RUN:     | FileCheck --check-prefix=DISABLED-LEGACY %s
  15 // RUN: %clang -O2 -mllvm -disable-llvm-optzns -### %s 2>&1 \
  16 // RUN:     | FileCheck --check-prefix=DISABLED-LEGACY %s
  17 // DISABLED-LEGACY: -cc1
  18 // DISABLED-LEGACY-NOT: "-mllvm" "-disable-llvm-optzns"
  19 // DISABLED-LEGACY: "-disable-llvm-optzns"
  20 //
  21 // The main flag shouldn't be specially handled when used with '-mllvm'.
  22 // RUN: %clang -O2 -mllvm -disable-llvm-passes -### %s 2>&1 | FileCheck --check-prefix=MLLVM %s
  23 // MLLVM: -cc1
  24 // MLLVM-NOT: -disable-llvm-passes
  25 // MLLVM: "-mllvm" "-disable-llvm-passes"
  26 // MLLVM-NOT: -disable-llvm-passes