clang/test/CodeGen/assignment-tracking/flag.cpp

   1 //// Explicitly enabled:
   2 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
   3 // RUN:     -emit-llvm  -fexperimental-assignment-tracking=enabled %s -o - -O1 \
   4 // RUN: | FileCheck %s --check-prefixes=ENABLE
   5
   6 //// Explicitly disabled:
   7 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
   8 // RUN:     -emit-llvm  %s -o - -fexperimental-assignment-tracking=disabled -O1\
   9 // RUN: | FileCheck %s --check-prefixes=DISABLE
  10
  11 //// Enabled by default:
  12 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
  13 // RUN:     -emit-llvm  %s -o - -O1                                            \
  14 // RUN: | FileCheck %s --check-prefixes=ENABLE
  15
  16 //// Disabled at O0 unless forced.
  17 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
  18 // RUN:     -emit-llvm %s -o - -fexperimental-assignment-tracking=enabled      \
  19 // RUN:     -O0 -disable-O0-optnone                                           \
  20 // RUN: | FileCheck %s --check-prefixes=DISABLE
  21 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
  22 // RUN:     -emit-llvm %s -o - -fexperimental-assignment-tracking=forced       \
  23 // RUN:     -O0 -disable-O0-optnone                                            \
  24 // RUN: | FileCheck %s --check-prefixes=ENABLE
  25
  26 //// Disabled for LTO and thinLTO unless forced.
  27 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
  28 // RUN:     -emit-llvm %s -o - -fexperimental-assignment-tracking=enabled      \
  29 // RUN:     -O1 -flto=full                                                     \
  30 // RUN: | FileCheck %s --check-prefixes=DISABLE
  31 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
  32 // RUN:     -emit-llvm %s -o - -fexperimental-assignment-tracking=enabled      \
  33 // RUN:     -O1 -flto=thin                                                     \
  34 // RUN: | FileCheck %s --check-prefixes=DISABLE
  35 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
  36 // RUN:     -emit-llvm %s -o - -fexperimental-assignment-tracking=forced       \
  37 // RUN:     -O1 -flto=full                                                     \
  38 // RUN: | FileCheck %s --check-prefixes=ENABLE
  39 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
  40 // RUN:     -emit-llvm %s -o - -fexperimental-assignment-tracking=forced       \
  41 // RUN:     -O1 -flto=thin                                                     \
  42 // RUN: | FileCheck %s --check-prefixes=ENABLE
  43
  44 //// Disabled for LLDB debugger tuning unless forced.
  45 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
  46 // RUN:     -emit-llvm %s -o - -fexperimental-assignment-tracking=enabled      \
  47 // RUN:     -O1 -debugger-tuning=lldb                                          \
  48 // RUN: | FileCheck %s --check-prefixes=DISABLE
  49 // RUN: %clang_cc1 -triple x86_64-none-linux-gnu -debug-info-kind=standalone   \
  50 // RUN:     -emit-llvm %s -o - -fexperimental-assignment-tracking=forced       \
  51 // RUN:     -O1 -debugger-tuning=lldb                                          \
  52 // RUN: | FileCheck %s --check-prefixes=ENABLE
  53
  54 // Check the assignment-tracking module flag appears in the output when the
  55 // flag -fexperimental-assignment-tracking is set to 'enabled' (in some cases)
  56 // or 'forced' (always), and is does not appear when the flag is set to
  57 // 'disabled' (default).
  58
  59 // ENABLE: "debug-info-assignment-tracking"
  60 // DISABLE-NOT: "debug-info-assignment-tracking"
  61 //// Check there's actually any output at all.
  62 // DISABLE: llvm.module.flags
  63
  64 void fun(int a) {}