137 lines · c
1/// Test -gsplit-dwarf and -gsplit-dwarf={split,single}.2 3/// Interaction with -g (-g2).4// RUN: %clang -### -c -target x86_64 -g -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefixes=NOINLINE,SPLIT5// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefixes=NOINLINE,SPLIT6// RUN: %clang -### -c -target x86_64 -g2 -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefixes=NOINLINE,SPLIT7/// -gsplit-dwarf=split is equivalent to -gsplit-dwarf.8// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=split -g %s 2>&1 | FileCheck %s --check-prefixes=NOINLINE,SPLIT9 10// INLINE: "-fsplit-dwarf-inlining"11// NOINLINE-NOT: "-fsplit-dwarf-inlining"12// SPLIT-NOT: "-dumpdir"13// SPLIT: "-debug-info-kind=constructor"14// SPLIT-SAME: "-ggnu-pubnames"15// SPLIT-SAME: "-split-dwarf-file" "split-debug.dwo" "-split-dwarf-output" "split-debug.dwo"16 17// RUN: %clang -### -c -target wasm32 -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=SPLIT18// RUN: %clang -### -c --target=amdgcn-amd-amdhsa -nogpuinc -nogpulib -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=SPLIT19// RUN: %clang_cl -### -c --target=x86_64-unknown-windows-msvc -gno-split-dwarf -gsplit-dwarf -g -- %s 2>&1 | FileCheck %s --check-prefix=SPLIT20 21/// -gsplit-dwarf is a no-op on a non-ELF platform.22// RUN: %clang -### -c -target x86_64-apple-darwin -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=DARWIN23// DARWIN: "-debug-info-kind=standalone"24// DARWIN-NOT: "-split-dwarf25 26/// -gsplit-dwarf is a no-op if no -g is specified.27// RUN: %clang -### -c -target x86_64 -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefix=G028 29/// ... unless -fthinlto-index= is specified.30// RUN: echo > %t.bc31// RUN: %clang -### -c -target x86_64 -fthinlto-index=dummy -gsplit-dwarf %t.bc 2>&1 | FileCheck %s --check-prefix=IR32// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -x ir %t.bc 2>&1 | FileCheck %s --check-prefix=IR33 34// IR-NOT: "-debug-info-kind=35// IR: "-ggnu-pubnames"36// IR-SAME: "-split-dwarf-file" "{{.*}}.dwo" "-split-dwarf-output" "{{.*}}.dwo"37 38/// -gno-split-dwarf disables debug fission.39// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -g -gno-split-dwarf %s 2>&1 | FileCheck %s --check-prefix=NOSPLIT40// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=single -g -gno-split-dwarf %s 2>&1 | FileCheck %s --check-prefix=NOSPLIT41// RUN: %clang -### -c -target x86_64 -gno-split-dwarf -g -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefixes=NOINLINE,SPLIT42 43// NOSPLIT: "-debug-info-kind=constructor"44// NOSPLIT-NOT: "-ggnu-pubnames"45// NOSPLIT-NOT: "-split-dwarf46 47/// Test -gsplit-dwarf=single.48// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=single -g %s 2>&1 | FileCheck %s --check-prefix=SINGLE49 50// SINGLE: "-debug-info-kind=constructor"51// SINGLE: "-split-dwarf-file" "split-debug.o"52// SINGLE-NOT: "-split-dwarf-output"53 54// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=single -g -o %tfoo.o %s 2>&1 | FileCheck %s --check-prefix=SINGLE_WITH_FILENAME55// RUN: %clang_cl -### -c --target=x86_64-unknown-windows-msvc -gsplit-dwarf=single -g -o %tfoo.o -- %s 2>&1 | FileCheck %s --check-prefix=SINGLE_WITH_FILENAME56 57// SINGLE_WITH_FILENAME: "-split-dwarf-file" "{{.*}}foo.o"58// SINGLE_WITH_FILENAME-NOT: "-split-dwarf-output"59 60/// If linking is the final phase, the .dwo filename is derived from -o (if specified) or "a".61// RUN: %clang -### --target=x86_64-unknown-linux-gnu -gsplit-dwarf -g %s -o obj/out 2>&1 | FileCheck %s --check-prefix=SPLIT_LINK62// RUN: %clang_cl -### --target=x86_64-unknown-windows-msvc -gsplit-dwarf -g -o obj/out -- %s 2>&1 | FileCheck %s --check-prefix=SPLIT_LINK63// RUN: %clang -### --target=x86_64-unknown-linux-gnu -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=SPLIT_LINK_A64 65// SPLIT_LINK: "-dumpdir" "obj/out-"66// SPLIT_LINK: "-debug-info-kind=constructor"67// SPLIT_LINK-SAME: "-split-dwarf-file" "obj/out-split-debug.dwo" "-split-dwarf-output" "obj/out-split-debug.dwo"68// SPLIT_LINK_A: "-dumpdir" "a-"69// SPLIT_LINK_A-SAME: "-split-dwarf-file" "a-split-debug.dwo" "-split-dwarf-output" "a-split-debug.dwo"70 71/// GCC special cases /dev/null (HOST_BIT_BUCKET) but not other special files like /dev/zero.72/// We don't apply special rules at all.73// RUN: %if !system-windows %{ %clang -### --target=x86_64-unknown-linux-gnu -gsplit-dwarf -g %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=SPLIT_LINK_NULL %}74 75// SPLIT_LINK_NULL: "-dumpdir" "/dev/null-"76// SPLIT_LINK_NULL-SAME: "-split-dwarf-output" "/dev/null-split-debug.dwo"77 78/// If -dumpdir is specified, use its value to derive the .dwo filename.79// RUN: %clang -### --target=x86_64-unknown-linux-gnu -gsplit-dwarf -g %s -o obj/out -dumpdir pf/x -c 2>&1 | FileCheck %s --check-prefix=DUMPDIR80// RUN: %clang -### --target=x86_64-unknown-linux-gnu -gsplit-dwarf -g %s -o obj/out -dumpdir pf/x 2>&1 | FileCheck %s --check-prefix=DUMPDIR81 82// DUMPDIR: "-dumpdir" "pf/x"83// DUMPDIR-SAME: "-split-dwarf-output" "pf/xsplit-debug.dwo"84 85/// -fsplit-dwarf-inlining86// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=split -g -fsplit-dwarf-inlining %s 2>&1 | FileCheck %s --check-prefixes=INLINE,SPLIT87 88// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=split -g -gno-pubnames %s 2>&1 | FileCheck %s --check-prefixes=NOPUBNAMES89// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=split -g -gno-gnu-pubnames %s 2>&1 | FileCheck %s --check-prefixes=NOPUBNAMES90// NOPUBNAMES: "-debug-info-kind=constructor"91// NOPUBNAMES-NOT: "-ggnu-pubnames"92// NOPUBNAMES-SAME: "-split-dwarf-file" "split-debug.dwo" "-split-dwarf-output" "split-debug.dwo"93 94/// Invoke objcopy if not using the integrated assembler.95// RUN: %clang -### -c -target x86_64-unknown-linux-gnu -fno-integrated-as -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=OBJCOPY96// OBJCOPY: objcopy{{(.exe)?}}" "--extract-dwo"97// OBJCOPY-NEXT: objcopy{{(.exe)?}}" "--strip-dwo"98 99/// ... but not for assembly output.100// RUN: %clang -### -S -target x86_64-unknown-linux-gnu -fno-integrated-as -gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=NOOBJCOPY101// NOOBJCOPY-NOT: objcopy"102 103/// Interaction with -g0.104// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -g0 -### %s 2>&1 | FileCheck %s --check-prefix=G0105// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=single -g0 %s 2>&1 | FileCheck %s --check-prefix=G0106// RUN: %clang -### -c -target x86_64 -g0 -gsplit-dwarf %s 2>&1 | FileCheck %s --check-prefixes=G0107// RUN: %clang -### -c -target x86_64 -g0 -gsplit-dwarf=single %s 2>&1 | FileCheck %s --check-prefix=G0108// RUN: %clang -### -c -target x86_64 -gsplit-dwarf=single -g0 -fsplit-dwarf-inlining %s 2>&1 | FileCheck %s --check-prefix=G0109 110// G0-NOT: "-debug-info-kind=111// G0-NOT: "-split-dwarf-112 113/// Interaction with -g1 (-gmlt).114// RUN: %clang -### -S -target x86_64 -gsplit-dwarf -g1 %s 2>&1 | FileCheck %s --check-prefix=G1_WITH_SPLIT115// RUN: %clang -### -S -target x86_64 -gsplit-dwarf -g1 -fno-split-dwarf-inlining %s 2>&1 | FileCheck %s --check-prefix=G1_WITH_SPLIT116// RUN: %clang -### -S -target x86_64 -gmlt -gsplit-dwarf -fno-split-dwarf-inlining %s 2>&1 | FileCheck %s --check-prefix=G1_WITH_SPLIT117 118// G1_WITH_SPLIT: "-debug-info-kind=line-tables-only"119// G1_WITH_SPLIT: "-split-dwarf-file"120// G1_WITH_SPLIT: "-split-dwarf-output"121 122// RUN: %clang -### -S -target x86_64 -gsplit-dwarf -g1 -fsplit-dwarf-inlining %s 2>&1 | FileCheck %s --check-prefix=G1_NOSPLIT123 124// G1_NOSPLIT: "-debug-info-kind=line-tables-only"125// G1_NOSPLIT-NOT: "-split-dwarf-file"126// G1_NOSPLIT-NOT: "-split-dwarf-output"127 128/// Do not generate -ggnu-pubnames for -glldb129// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -g -glldb %s 2>&1 | FileCheck %s --check-prefixes=GLLDBSPLIT130 131// GLLDBSPLIT-NOT: "-ggnu-pubnames"132 133/// Generate -ggnu-pubnames for -glldb when it is explicitly enabled134// RUN: %clang -### -c -target x86_64 -gsplit-dwarf -g -glldb -ggnu-pubnames %s 2>&1 | FileCheck %s --check-prefixes=GLLDBSPLIT2135 136// GLLDBSPLIT2: "-ggnu-pubnames"137