================
@@ -0,0 +1,43 @@
+! Test -gsplit-dwarf and -gsplit-dwarf={split,single}.
+
+! RUN: %flang -### -c -target x86_64 -g -gsplit-dwarf %s 2>&1 | FileCheck %s
--check-prefixes=SPLIT
+! RUN: %flang -### -c -target x86_64 -gsplit-dwarf -g %s 2>&1 | FileCheck %s
--check-prefixes=SPLIT
+! RUN: %flang -### -c -target x86_64 -gsplit-dwarf=split -g %s 2>&1 |
FileCheck %s --check-prefixes=SPLIT
+
+! SPLIT: "-split-dwarf-file" "split-debug.dwo" "-split-dwarf-output"
"split-debug.dwo"
+
+! -gsplit-dwarf is a no-op on a non-ELF platform.
+! RUN: %flang -### -c -target x86_64-apple-darwin -gsplit-dwarf -g %s 2>&1 |
FileCheck %s --check-prefix=DARWIN
+! DARWIN-NOT: "-split-dwarf
+
+
+! -gno-split-dwarf disables debug fission.
+! RUN: %flang -### -c -target x86_64 -gsplit-dwarf -g -gno-split-dwarf %s 2>&1
| FileCheck %s --check-prefix=NOSPLIT
+! RUN: %flang -### -c -target x86_64 -gsplit-dwarf=single -g -gno-split-dwarf
%s 2>&1 | FileCheck %s --check-prefix=NOSPLIT
+! RUN: %flang -### -c -target x86_64 -gno-split-dwarf -g -gsplit-dwarf %s 2>&1
| FileCheck %s --check-prefixes=SPLIT
+
+! NOSPLIT-NOT: "-split-dwarf
+
+! Test -gsplit-dwarf=single.
+! RUN: %flang -### -c -target x86_64 -gsplit-dwarf=single -g %s 2>&1 |
FileCheck %s --check-prefix=SINGLE
+
+! SINGLE: "-split-dwarf-file" "split-debug.o"
+! SINGLE-NOT: "-split-dwarf-output"
+
+! RUN: %flang -### -c -target x86_64 -gsplit-dwarf=single -g -o %tfoo.o %s
2>&1 | FileCheck %s --check-prefix=SINGLE_WITH_FILENAME
+! SINGLE_WITH_FILENAME: "-split-dwarf-file" "{{.*}}foo.o"
+! SINGLE_WITH_FILENAME-NOT: "-split-dwarf-output"
+
+
+! Invoke objcopy if not using the integrated assembler.
+! RUN: %flang -### -c -target x86_64-unknown-linux-gnu -fno-integrated-as
-gsplit-dwarf -g %s 2>&1 | FileCheck %s --check-prefix=OBJCOPY
+! OBJCOPY: objcopy{{(.exe)?}}" "--extract-dwo"
----------------
abidh wrote:
I changed it to use OBJCOPY-SAME to be more flexible.
https://github.com/llvm/llvm-project/pull/160540
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