[clang] [flang] [flang][debug] Add compressed DWARF support in Flang (PR #212584)

[Tarun Prabhu via cfe-commits]

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@@ -0,0 +1,20 @@
+! Test -gz (compressed debug sections) option handling.
+
+! REQUIRES: zlib
+
+! RUN: %flang -### -c -target x86_64-unknown-linux-gnu -gz %s 2>&1 | FileCheck %s --check-prefix=GZ
+! RUN: %flang -### -c -target x86_64-unknown-linux-gnu -gz=zlib %s 2>&1 | FileCheck %s --check-prefix=GZ
+! GZ: "--compress-debug-sections=zlib"
+
+! RUN: %flang -### -c -target x86_64-unknown-linux-gnu -gz=none %s 2>&1 | FileCheck %s --check-prefix=GZ-NONE
+! GZ-NONE: "--compress-debug-sections=none"
+
+! RUN: not %flang -### -c -target x86_64-unknown-linux-gnu -gz=invalid %s 2>&1 | FileCheck %s --check-prefix=GZ-INVALID
+! GZ-INVALID: error: unsupported argument 'invalid' to option '-gz='
+
+! Test that -gz without -g still passes --compress-debug-sections to fc1.
+! RUN: %flang -### -c -target x86_64-unknown-linux-gnu -gz=zlib %s 2>&1 | FileCheck %s --check-prefix=GZ-NO-G
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tarunprabhu wrote:

Is this test the same as the one on line 5?

https://github.com/llvm/llvm-project/pull/212584