clang/test/CodeGenCXX/dbg-info-all-calls-described.cpp

   1 // Test that call site debug info is (un)supported in various configurations.
   2
   3 // Supported: DWARF5, -O1, standalone DI
   4 // RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple %s -o - \
   5 // RUN:   -O1 -disable-llvm-passes \
   6 // RUN:   -debug-info-kind=standalone -dwarf-version=5 \
   7 // RUN: | FileCheck %s -check-prefix=HAS-ATTR \
   8 // RUN:     -implicit-check-not=DISubprogram -implicit-check-not=DIFlagAllCallsDescribed
   9
  10 // Supported: DWARF4 + LLDB tuning, -O1, limited DI
  11 // RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple %s -o - \
  12 // RUN:   -O1 -disable-llvm-passes \
  13 // RUN:   -debugger-tuning=lldb \
  14 // RUN:   -debug-info-kind=standalone -dwarf-version=4 \
  15 // RUN: | FileCheck %s -check-prefix=HAS-ATTR \
  16 // RUN:     -implicit-check-not=DISubprogram -implicit-check-not=DIFlagAllCallsDescribed
  17
  18 // Note: DIFlagAllCallsDescribed may have been enabled prematurely when tuning
  19 // for GDB under -gdwarf-4 in https://reviews.llvm.org/D69743. It's possible
  20 // this should have been 'Unsupported' until entry values emission was enabled
  21 // by default.
  22 //
  23 // Supported: DWARF4 + GDB tuning
  24 // RUN: %clang_cc1 -emit-llvm -triple x86_64-linux-gnu \
  25 // RUN:   %s -o - -O1 -disable-llvm-passes -debugger-tuning=gdb \
  26 // RUN:   -debug-info-kind=standalone -dwarf-version=4 \
  27 // RUN: | FileCheck %s -check-prefix=HAS-ATTR \
  28 // RUN:     -implicit-check-not=DIFlagAllCallsDescribed
  29
  30 // Supported: DWARF4 + LLDB, -O1
  31 // RUN: %clang_cc1 -emit-llvm -triple x86_64-linux-gnu \
  32 // RUN:   %s -o - -O1 -disable-llvm-passes -debugger-tuning=lldb \
  33 // RUN:   -debug-info-kind=standalone -dwarf-version=4 \
  34 // RUN: | FileCheck %s -check-prefix=HAS-ATTR \
  35 // RUN:     -implicit-check-not=DIFlagAllCallsDescribed
  36
  37 // Unsupported: -O0
  38 // RUN: %clang_cc1 -emit-llvm -triple x86_64-linux-gnu \
  39 // RUN:   %s -o - -O0 -disable-llvm-passes -debugger-tuning=gdb \
  40 // RUN:   -debug-info-kind=standalone -dwarf-version=4 \
  41 // RUN: | FileCheck %s -check-prefix=NO-ATTR
  42
  43 // Supported: DWARF4 + LLDB tuning, -O1, line-tables only DI
  44 // RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple %s -o - \
  45 // RUN:   -O1 -disable-llvm-passes \
  46 // RUN:   -debugger-tuning=lldb \
  47 // RUN:   -debug-info-kind=line-tables-only -dwarf-version=4 \
  48 // RUN: | FileCheck %s -check-prefix=LINE-TABLES-ONLY
  49
  50 // Unsupported: -O0
  51 // RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple %s -o - \
  52 // RUN:   -O0 \
  53 // RUN:   -debug-info-kind=standalone -dwarf-version=5 \
  54 // RUN: | FileCheck %s -check-prefix=NO-ATTR
  55
  56 // Unsupported: DWARF4
  57 // RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple %s -o - \
  58 // RUN:   -O1 -disable-llvm-passes \
  59 // RUN:   -debug-info-kind=standalone -dwarf-version=4 \
  60 // RUN: | FileCheck %s -check-prefix=NO-ATTR
  61
  62 // NO-ATTR-NOT: FlagAllCallsDescribed
  63
  64 // HAS-ATTR-DAG: DISubprogram(name: "declaration1", {{.*}}, flags: DIFlagPrototyped
  65 // HAS-ATTR-DAG: DISubprogram(name: "declaration2", {{.*}}, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition
  66 // HAS-ATTR-DAG: DISubprogram(name: "struct1", {{.*}}, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized)
  67 // HAS-ATTR-DAG: DISubprogram(name: "struct1", {{.*}}, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition
  68 // HAS-ATTR-DAG: DISubprogram(name: "method1", {{.*}}, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition
  69 // HAS-ATTR-DAG: DISubprogram(name: "force_irgen", {{.*}}, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition
  70
  71 // LINE-TABLES-ONLY: DISubprogram(name: "force_irgen", {{.*}}, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition
  72
  73 void declaration1();
  74
  75 void declaration2();
  76
  77 void declaration2() {}
  78
  79 struct struct1 {
  80   struct1() {}
  81   void method1() {}
  82 };
  83
  84 void __attribute__((optnone)) force_irgen() {
  85   declaration1();
  86   struct1().method1();
  87 }